(function(){var GBS_HOST = "https://books.google.com/";var f,aa=[];function ba(a){return function(){return aa[a].apply(this,arguments)}}function ca(a,b){return aa[a]=b}function da(a){var b=0;return function(){return b<a.length?{done:!1,value:a[b++]}:{done:!0}}}var ea="function"==typeof Object.defineProperties?Object.defineProperty:function(a,b,c){if(a==Array.prototype||a==Object.prototype)return a;a[b]=c.value;return a};
function fa(a){a=["object"==typeof globalThis&&globalThis,a,"object"==typeof window&&window,"object"==typeof self&&self,"object"==typeof global&&global];for(var b=0;b<a.length;++b){var c=a[b];if(c&&c.Math==Math)return c}throw Error("Cannot find global object");}var ha=fa(this);function ia(a,b){if(b)a:{var c=ha;a=a.split(".");for(var d=0;d<a.length-1;d++){var e=a[d];if(!(e in c))break a;c=c[e]}a=a[a.length-1];d=c[a];b=b(d);b!=d&&null!=b&&ea(c,a,{configurable:!0,writable:!0,value:b})}}
ia("Symbol",function(a){function b(g){if(this instanceof b)throw new TypeError("Symbol is not a constructor");return new c(d+(g||"")+"_"+e++,g)}function c(g,h){this.g=g;ea(this,"description",{configurable:!0,writable:!0,value:h})}if(a)return a;c.prototype.toString=function(){return this.g};var d="jscomp_symbol_"+(1E9*Math.random()>>>0)+"_",e=0;return b});
ia("Symbol.iterator",function(a){if(a)return a;a=Symbol("Symbol.iterator");for(var b="Array Int8Array Uint8Array Uint8ClampedArray Int16Array Uint16Array Int32Array Uint32Array Float32Array Float64Array".split(" "),c=0;c<b.length;c++){var d=ha[b[c]];"function"===typeof d&&"function"!=typeof d.prototype[a]&&ea(d.prototype,a,{configurable:!0,writable:!0,value:function(){return ja(da(this))}})}return a});function ja(a){a={next:a};a[Symbol.iterator]=function(){return this};return a}
function ka(a){return a.raw=a}function la(a){var b="undefined"!=typeof Symbol&&Symbol.iterator&&a[Symbol.iterator];if(b)return b.call(a);if("number"==typeof a.length)return{next:da(a)};throw Error(String(a)+" is not an iterable or ArrayLike");}function ma(a){for(var b,c=[];!(b=a.next()).done;)c.push(b.value);return c}function na(a){return a instanceof Array?a:ma(la(a))}var oa="function"==typeof Object.create?Object.create:function(a){function b(){}b.prototype=a;return new b},pa;
if("function"==typeof Object.setPrototypeOf)pa=Object.setPrototypeOf;else{var qa;a:{var ra={a:!0},ta={};try{ta.__proto__=ra;qa=ta.a;break a}catch(a){}qa=!1}pa=qa?function(a,b){a.__proto__=b;if(a.__proto__!==b)throw new TypeError(a+" is not extensible");return a}:null}var va=pa;
function n(a,b){a.prototype=oa(b.prototype);a.prototype.constructor=a;if(va)va(a,b);else for(var c in b)if("prototype"!=c)if(Object.defineProperties){var d=Object.getOwnPropertyDescriptor(b,c);d&&Object.defineProperty(a,c,d)}else a[c]=b[c];a.oa=b.prototype}function wa(){this.o=!1;this.i=null;this.j=void 0;this.g=1;this.O=0;this.l=null}function xa(a){if(a.o)throw new TypeError("Generator is already running");a.o=!0}wa.prototype.s=function(a){this.j=a};function ya(a,b){a.l={Ms:b,tu:!0};a.g=a.O}
wa.prototype.return=function(a){this.l={return:a};this.g=this.O};function za(a,b,c){a.g=c;return{value:b}}function Aa(a){this.g=new wa;this.i=a}function Ba(a,b){xa(a.g);var c=a.g.i;if(c)return Ca(a,"return"in c?c["return"]:function(d){return{value:d,done:!0}},b,a.g.return);a.g.return(b);return Da(a)}
function Ca(a,b,c,d){try{var e=b.call(a.g.i,c);if(!(e instanceof Object))throw new TypeError("Iterator result "+e+" is not an object");if(!e.done)return a.g.o=!1,e;var g=e.value}catch(h){return a.g.i=null,ya(a.g,h),Da(a)}a.g.i=null;d.call(a.g,g);return Da(a)}function Da(a){for(;a.g.g;)try{var b=a.i(a.g);if(b)return a.g.o=!1,{value:b.value,done:!1}}catch(c){a.g.j=void 0,ya(a.g,c)}a.g.o=!1;if(a.g.l){b=a.g.l;a.g.l=null;if(b.tu)throw b.Ms;return{value:b.return,done:!0}}return{value:void 0,done:!0}}
function Ea(a){this.next=function(b){xa(a.g);a.g.i?b=Ca(a,a.g.i.next,b,a.g.s):(a.g.s(b),b=Da(a));return b};this.throw=function(b){xa(a.g);a.g.i?b=Ca(a,a.g.i["throw"],b,a.g.s):(ya(a.g,b),b=Da(a));return b};this.return=function(b){return Ba(a,b)};this[Symbol.iterator]=function(){return this}}function Fa(a){function b(d){return a.next(d)}function c(d){return a.throw(d)}return new Promise(function(d,e){function g(h){h.done?d(h.value):Promise.resolve(h.value).then(b,c).then(g,e)}g(a.next())})}
function Ga(a){return Fa(new Ea(new Aa(a)))}function Ha(){for(var a=Number(this),b=[],c=a;c<arguments.length;c++)b[c-a]=arguments[c];return b}
ia("Promise",function(a){function b(h){this.g=0;this.j=void 0;this.i=[];this.O=!1;var k=this.l();try{h(k.resolve,k.reject)}catch(l){k.reject(l)}}function c(){this.g=null}function d(h){return h instanceof b?h:new b(function(k){k(h)})}if(a)return a;c.prototype.i=function(h){if(null==this.g){this.g=[];var k=this;this.j(function(){k.o()})}this.g.push(h)};var e=ha.setTimeout;c.prototype.j=function(h){e(h,0)};c.prototype.o=function(){for(;this.g&&this.g.length;){var h=this.g;this.g=[];for(var k=0;k<h.length;++k){var l=
h[k];h[k]=null;try{l()}catch(m){this.l(m)}}}this.g=null};c.prototype.l=function(h){this.j(function(){throw h;})};b.prototype.l=function(){function h(m){return function(p){l||(l=!0,m.call(k,p))}}var k=this,l=!1;return{resolve:h(this.qa),reject:h(this.o)}};b.prototype.qa=function(h){if(h===this)this.o(new TypeError("A Promise cannot resolve to itself"));else if(h instanceof b)this.wa(h);else{a:switch(typeof h){case "object":var k=null!=h;break a;case "function":k=!0;break a;default:k=!1}k?this.Ja(h):
this.s(h)}};b.prototype.Ja=function(h){var k=void 0;try{k=h.then}catch(l){this.o(l);return}"function"==typeof k?this.Ba(k,h):this.s(h)};b.prototype.o=function(h){this.V(2,h)};b.prototype.s=function(h){this.V(1,h)};b.prototype.V=function(h,k){if(0!=this.g)throw Error("Cannot settle("+h+", "+k+"): Promise already settled in state"+this.g);this.g=h;this.j=k;2===this.g&&this.ta();this.ma()};b.prototype.ta=function(){var h=this;e(function(){if(h.na()){var k=ha.console;"undefined"!==typeof k&&k.error(h.j)}},
1)};b.prototype.na=function(){if(this.O)return!1;var h=ha.CustomEvent,k=ha.Event,l=ha.dispatchEvent;if("undefined"===typeof l)return!0;"function"===typeof h?h=new h("unhandledrejection",{cancelable:!0}):"function"===typeof k?h=new k("unhandledrejection",{cancelable:!0}):(h=ha.document.createEvent("CustomEvent"),h.initCustomEvent("unhandledrejection",!1,!0,h));h.promise=this;h.reason=this.j;return l(h)};b.prototype.ma=function(){if(null!=this.i){for(var h=0;h<this.i.length;++h)g.i(this.i[h]);this.i=
null}};var g=new c;b.prototype.wa=function(h){var k=this.l();h.Di(k.resolve,k.reject)};b.prototype.Ba=function(h,k){var l=this.l();try{h.call(k,l.resolve,l.reject)}catch(m){l.reject(m)}};b.prototype.then=function(h,k){function l(C,E){return"function"==typeof C?function(G){try{m(C(G))}catch(P){p(P)}}:E}var m,p,x=new b(function(C,E){m=C;p=E});this.Di(l(h,m),l(k,p));return x};b.prototype.catch=function(h){return this.then(void 0,h)};b.prototype.Di=function(h,k){function l(){switch(m.g){case 1:h(m.j);
break;case 2:k(m.j);break;default:throw Error("Unexpected state: "+m.g);}}var m=this;null==this.i?g.i(l):this.i.push(l);this.O=!0};b.resolve=d;b.reject=function(h){return new b(function(k,l){l(h)})};b.race=function(h){return new b(function(k,l){for(var m=la(h),p=m.next();!p.done;p=m.next())d(p.value).Di(k,l)})};b.all=function(h){var k=la(h),l=k.next();return l.done?d([]):new b(function(m,p){function x(G){return function(P){C[G]=P;E--;0==E&&m(C)}}var C=[],E=0;do C.push(void 0),E++,d(l.value).Di(x(C.length-
1),p),l=k.next();while(!l.done)})};return b});function Ka(a,b){return Object.prototype.hasOwnProperty.call(a,b)}
ia("WeakMap",function(a){function b(l){this.ub=(k+=Math.random()+1).toString();if(l){l=la(l);for(var m;!(m=l.next()).done;)m=m.value,this.set(m[0],m[1])}}function c(){}function d(l){var m=typeof l;return"object"===m&&null!==l||"function"===m}function e(l){if(!Ka(l,h)){var m=new c;ea(l,h,{value:m})}}function g(l){var m=Object[l];m&&(Object[l]=function(p){if(p instanceof c)return p;Object.isExtensible(p)&&e(p);return m(p)})}if(function(){if(!a||!Object.seal)return!1;try{var l=Object.seal({}),m=Object.seal({}),
p=new a([[l,2],[m,3]]);if(2!=p.get(l)||3!=p.get(m))return!1;p.delete(l);p.set(m,4);return!p.has(l)&&4==p.get(m)}catch(x){return!1}}())return a;var h="$jscomp_hidden_"+Math.random();g("freeze");g("preventExtensions");g("seal");var k=0;b.prototype.set=function(l,m){if(!d(l))throw Error("Invalid WeakMap key");e(l);if(!Ka(l,h))throw Error("WeakMap key fail: "+l);l[h][this.ub]=m;return this};b.prototype.get=function(l){return d(l)&&Ka(l,h)?l[h][this.ub]:void 0};b.prototype.has=function(l){return d(l)&&
Ka(l,h)&&Ka(l[h],this.ub)};b.prototype.delete=function(l){return d(l)&&Ka(l,h)&&Ka(l[h],this.ub)?delete l[h][this.ub]:!1};return b});
ia("Map",function(a){function b(){var k={};return k.Ke=k.next=k.head=k}function c(k,l){var m=k[1];return ja(function(){if(m){for(;m.head!=k[1];)m=m.Ke;for(;m.next!=m.head;)return m=m.next,{done:!1,value:l(m)};m=null}return{done:!0,value:void 0}})}function d(k,l){var m=l&&typeof l;"object"==m||"function"==m?g.has(l)?m=g.get(l):(m=""+ ++h,g.set(l,m)):m="p_"+l;var p=k[0][m];if(p&&Ka(k[0],m))for(k=0;k<p.length;k++){var x=p[k];if(l!==l&&x.key!==x.key||l===x.key)return{id:m,list:p,index:k,Gc:x}}return{id:m,
list:p,index:-1,Gc:void 0}}function e(k){this[0]={};this[1]=b();this.size=0;if(k){k=la(k);for(var l;!(l=k.next()).done;)l=l.value,this.set(l[0],l[1])}}if(function(){if(!a||"function"!=typeof a||!a.prototype.entries||"function"!=typeof Object.seal)return!1;try{var k=Object.seal({x:4}),l=new a(la([[k,"s"]]));if("s"!=l.get(k)||1!=l.size||l.get({x:4})||l.set({x:4},"t")!=l||2!=l.size)return!1;var m=l.entries(),p=m.next();if(p.done||p.value[0]!=k||"s"!=p.value[1])return!1;p=m.next();return p.done||4!=p.value[0].x||
"t"!=p.value[1]||!m.next().done?!1:!0}catch(x){return!1}}())return a;var g=new WeakMap;e.prototype.set=function(k,l){k=0===k?0:k;var m=d(this,k);m.list||(m.list=this[0][m.id]=[]);m.Gc?m.Gc.value=l:(m.Gc={next:this[1],Ke:this[1].Ke,head:this[1],key:k,value:l},m.list.push(m.Gc),this[1].Ke.next=m.Gc,this[1].Ke=m.Gc,this.size++);return this};e.prototype.delete=function(k){k=d(this,k);return k.Gc&&k.list?(k.list.splice(k.index,1),k.list.length||delete this[0][k.id],k.Gc.Ke.next=k.Gc.next,k.Gc.next.Ke=
k.Gc.Ke,k.Gc.head=null,this.size--,!0):!1};e.prototype.clear=function(){this[0]={};this[1]=this[1].Ke=b();this.size=0};e.prototype.has=function(k){return!!d(this,k).Gc};e.prototype.get=function(k){return(k=d(this,k).Gc)&&k.value};e.prototype.entries=function(){return c(this,function(k){return[k.key,k.value]})};e.prototype.keys=function(){return c(this,function(k){return k.key})};e.prototype.values=function(){return c(this,function(k){return k.value})};e.prototype.forEach=function(k,l){for(var m=this.entries(),
p;!(p=m.next()).done;)p=p.value,k.call(l,p[1],p[0],this)};e.prototype[Symbol.iterator]=e.prototype.entries;var h=0;return e});var La="function"==typeof Object.assign?Object.assign:function(a,b){for(var c=1;c<arguments.length;c++){var d=arguments[c];if(d)for(var e in d)Ka(d,e)&&(a[e]=d[e])}return a};ia("Object.assign",function(a){return a||La});
ia("Array.prototype.find",function(a){return a?a:function(b,c){a:{var d=this;d instanceof String&&(d=String(d));for(var e=d.length,g=0;g<e;g++){var h=d[g];if(b.call(c,h,g,d)){b=h;break a}}b=void 0}return b}});function Ma(a,b,c){if(null==a)throw new TypeError("The 'this' value for String.prototype."+c+" must not be null or undefined");if(b instanceof RegExp)throw new TypeError("First argument to String.prototype."+c+" must not be a regular expression");return a+""}
ia("String.prototype.endsWith",function(a){return a?a:function(b,c){var d=Ma(this,b,"endsWith");void 0===c&&(c=d.length);c=Math.max(0,Math.min(c|0,d.length));for(var e=b.length;0<e&&0<c;)if(d[--c]!=b[--e])return!1;return 0>=e}});ia("String.prototype.startsWith",function(a){return a?a:function(b,c){var d=Ma(this,b,"startsWith"),e=d.length,g=b.length;c=Math.max(0,Math.min(c|0,d.length));for(var h=0;h<g&&c<e;)if(d[c++]!=b[h++])return!1;return h>=g}});
ia("Number.isFinite",function(a){return a?a:function(b){return"number"!==typeof b?!1:!isNaN(b)&&Infinity!==b&&-Infinity!==b}});ia("String.prototype.repeat",function(a){return a?a:function(b){var c=Ma(this,null,"repeat");if(0>b||1342177279<b)throw new RangeError("Invalid count value");b|=0;for(var d="";b;)if(b&1&&(d+=c),b>>>=1)c+=c;return d}});
function Na(a,b){a instanceof String&&(a+="");var c=0,d=!1,e={next:function(){if(!d&&c<a.length){var g=c++;return{value:b(g,a[g]),done:!1}}d=!0;return{done:!0,value:void 0}}};e[Symbol.iterator]=function(){return e};return e}ia("Array.prototype.keys",function(a){return a?a:function(){return Na(this,function(b){return b})}});
ia("Array.from",function(a){return a?a:function(b,c,d){c=null!=c?c:function(k){return k};var e=[],g="undefined"!=typeof Symbol&&Symbol.iterator&&b[Symbol.iterator];if("function"==typeof g){b=g.call(b);for(var h=0;!(g=b.next()).done;)e.push(c.call(d,g.value,h++))}else for(g=b.length,h=0;h<g;h++)e.push(c.call(d,b[h],h));return e}});ia("Array.prototype.entries",function(a){return a?a:function(){return Na(this,function(b,c){return[b,c]})}});
ia("Set",function(a){function b(c){this.g=new Map;if(c){c=la(c);for(var d;!(d=c.next()).done;)this.add(d.value)}this.size=this.g.size}if(function(){if(!a||"function"!=typeof a||!a.prototype.entries||"function"!=typeof Object.seal)return!1;try{var c=Object.seal({x:4}),d=new a(la([c]));if(!d.has(c)||1!=d.size||d.add(c)!=d||1!=d.size||d.add({x:4})!=d||2!=d.size)return!1;var e=d.entries(),g=e.next();if(g.done||g.value[0]!=c||g.value[1]!=c)return!1;g=e.next();return g.done||g.value[0]==c||4!=g.value[0].x||
g.value[1]!=g.value[0]?!1:e.next().done}catch(h){return!1}}())return a;b.prototype.add=function(c){c=0===c?0:c;this.g.set(c,c);this.size=this.g.size;return this};b.prototype.delete=function(c){c=this.g.delete(c);this.size=this.g.size;return c};b.prototype.clear=function(){this.g.clear();this.size=0};b.prototype.has=function(c){return this.g.has(c)};b.prototype.entries=function(){return this.g.entries()};b.prototype.values=function(){return this.g.values()};b.prototype.keys=b.prototype.values;b.prototype[Symbol.iterator]=
b.prototype.values;b.prototype.forEach=function(c,d){var e=this;this.g.forEach(function(g){return c.call(d,g,g,e)})};return b});ia("Array.prototype.values",function(a){return a?a:function(){return Na(this,function(b,c){return c})}});ia("Object.entries",function(a){return a?a:function(b){var c=[],d;for(d in b)Ka(b,d)&&c.push([d,b[d]]);return c}});ia("Object.values",function(a){return a?a:function(b){var c=[],d;for(d in b)Ka(b,d)&&c.push(b[d]);return c}});
ia("Object.is",function(a){return a?a:function(b,c){return b===c?0!==b||1/b===1/c:b!==b&&c!==c}});ia("Array.prototype.includes",function(a){return a?a:function(b,c){var d=this;d instanceof String&&(d=String(d));var e=d.length;c=c||0;for(0>c&&(c=Math.max(c+e,0));c<e;c++){var g=d[c];if(g===b||Object.is(g,b))return!0}return!1}});ia("String.prototype.includes",function(a){return a?a:function(b,c){return-1!==Ma(this,b,"includes").indexOf(b,c||0)}});
ia("String.prototype.replaceAll",function(a){return a?a:function(b,c){if(b instanceof RegExp&&!b.global)throw new TypeError("String.prototype.replaceAll called with a non-global RegExp argument.");return b instanceof RegExp?this.replace(b,c):this.replace(new RegExp(String(b).replace(/([-()\[\]{}+?*.$\^|,:#<!\\])/g,"\\$1").replace(/\x08/g,"\\x08"),"g"),c)}});/*

 Copyright The Closure Library Authors.
 SPDX-License-Identifier: Apache-2.0
*/
var Oa=Oa||{},q=this||self;function Pa(a,b){a=a.split(".");b=b||q;for(var c=0;c<a.length;c++)if(b=b[a[c]],null==b)return null;return b}function Qa(a){a.Qf=void 0;a.Jb=function(){return a.Qf?a.Qf:a.Qf=new a}}function Ra(a){var b=typeof a;return"object"!=b?b:a?Array.isArray(a)?"array":b:"null"}function Ta(a){var b=Ra(a);return"array"==b||"object"==b&&"number"==typeof a.length}function Ua(a){var b=typeof a;return"object"==b&&null!=a||"function"==b}
function Va(a){return Object.prototype.hasOwnProperty.call(a,Wa)&&a[Wa]||(a[Wa]=++Xa)}var Wa="closure_uid_"+(1E9*Math.random()>>>0),Xa=0;function Ya(a,b,c){return a.call.apply(a.bind,arguments)}function Za(a,b,c){if(!a)throw Error();if(2<arguments.length){var d=Array.prototype.slice.call(arguments,2);return function(){var e=Array.prototype.slice.call(arguments);Array.prototype.unshift.apply(e,d);return a.apply(b,e)}}return function(){return a.apply(b,arguments)}}
function r(a,b,c){r=Function.prototype.bind&&-1!=Function.prototype.bind.toString().indexOf("native code")?Ya:Za;return r.apply(null,arguments)}function t(a,b){var c=Array.prototype.slice.call(arguments,1);return function(){var d=c.slice();d.push.apply(d,arguments);return a.apply(this,d)}}function $a(){return Date.now()}
function ab(a,b){a=a.split(".");var c=q;a[0]in c||"undefined"==typeof c.execScript||c.execScript("var "+a[0]);for(var d;a.length&&(d=a.shift());)a.length||void 0===b?c[d]&&c[d]!==Object.prototype[d]?c=c[d]:c=c[d]={}:c[d]=b}function u(a,b){function c(){}c.prototype=b.prototype;a.oa=b.prototype;a.prototype=new c;a.prototype.constructor=a;a.sw=function(d,e,g){for(var h=Array(arguments.length-2),k=2;k<arguments.length;k++)h[k-2]=arguments[k];return b.prototype[e].apply(d,h)}}function bb(a){return a};function cb(a,b){if(Error.captureStackTrace)Error.captureStackTrace(this,cb);else{var c=Error().stack;c&&(this.stack=c)}a&&(this.message=String(a));void 0!==b&&(this.cause=b)}u(cb,Error);cb.prototype.name="CustomError";var db;function fb(a,b){a=a.split("%s");for(var c="",d=a.length-1,e=0;e<d;e++)c+=a[e]+(e<b.length?b[e]:"%s");cb.call(this,c+a[d])}u(fb,cb);fb.prototype.name="AssertionError";function gb(a){return a[a.length-1]}
var hb=Array.prototype.indexOf?function(a,b){return Array.prototype.indexOf.call(a,b,void 0)}:function(a,b){if("string"===typeof a)return"string"!==typeof b||1!=b.length?-1:a.indexOf(b,0);for(var c=0;c<a.length;c++)if(c in a&&a[c]===b)return c;return-1},ib=Array.prototype.lastIndexOf?function(a,b){return Array.prototype.lastIndexOf.call(a,b,a.length-1)}:function(a,b){var c=a.length-1;0>c&&(c=Math.max(0,a.length+c));if("string"===typeof a)return"string"!==typeof b||1!=b.length?-1:a.lastIndexOf(b,c);
for(;0<=c;c--)if(c in a&&a[c]===b)return c;return-1},v=Array.prototype.forEach?function(a,b,c){Array.prototype.forEach.call(a,b,c)}:function(a,b,c){for(var d=a.length,e="string"===typeof a?a.split(""):a,g=0;g<d;g++)g in e&&b.call(c,e[g],g,a)},jb=Array.prototype.filter?function(a,b,c){return Array.prototype.filter.call(a,b,c)}:function(a,b,c){for(var d=a.length,e=[],g=0,h="string"===typeof a?a.split(""):a,k=0;k<d;k++)if(k in h){var l=h[k];b.call(c,l,k,a)&&(e[g++]=l)}return e},kb=Array.prototype.map?
function(a,b,c){return Array.prototype.map.call(a,b,c)}:function(a,b,c){for(var d=a.length,e=Array(d),g="string"===typeof a?a.split(""):a,h=0;h<d;h++)h in g&&(e[h]=b.call(c,g[h],h,a));return e},lb=Array.prototype.some?function(a,b){return Array.prototype.some.call(a,b,void 0)}:function(a,b){for(var c=a.length,d="string"===typeof a?a.split(""):a,e=0;e<c;e++)if(e in d&&b.call(void 0,d[e],e,a))return!0;return!1};function mb(a,b){b=nb(a,b);return 0>b?null:"string"===typeof a?a.charAt(b):a[b]}
function nb(a,b,c){for(var d=a.length,e="string"===typeof a?a.split(""):a,g=0;g<d;g++)if(g in e&&b.call(c,e[g],g,a))return g;return-1}function ob(a,b){return 0<=hb(a,b)}function pb(a,b){ob(a,b)||a.push(b)}function qb(a,b){b=hb(a,b);var c;(c=0<=b)&&rb(a,b);return c}function rb(a,b){Array.prototype.splice.call(a,b,1)}function sb(a,b){b=nb(a,b);0<=b&&rb(a,b)}function tb(a){return Array.prototype.concat.apply([],arguments)}
function ub(a){var b=a.length;if(0<b){for(var c=Array(b),d=0;d<b;d++)c[d]=a[d];return c}return[]}function vb(a,b){for(var c=1;c<arguments.length;c++){var d=arguments[c];if(Ta(d)){var e=a.length||0,g=d.length||0;a.length=e+g;for(var h=0;h<g;h++)a[e+h]=d[h]}else a.push(d)}}function wb(a,b,c,d){Array.prototype.splice.apply(a,xb(arguments,1))}function xb(a,b,c){return 2>=arguments.length?Array.prototype.slice.call(a,b):Array.prototype.slice.call(a,b,c)}function yb(a,b){a.sort(b||zb)}
function zb(a,b){return a>b?1:a<b?-1:0}function Ab(a,b){for(var c={},d=0;d<a.length;d++){var e=a[d],g=b.call(void 0,e,d,a);void 0!==g&&(c[g]||(c[g]=[])).push(e)}return c}function Bb(a){for(var b=[],c=0;c<arguments.length;c++){var d=arguments[c];if(Array.isArray(d))for(var e=0;e<d.length;e+=8192)for(var g=Bb.apply(null,xb(d,e,e+8192)),h=0;h<g.length;h++)b.push(g[h]);else b.push(d)}return b}
function Cb(a){if(a.length){var b=1%a.length;0<b?Array.prototype.unshift.apply(a,a.splice(-b,b)):0>b&&Array.prototype.push.apply(a,a.splice(0,-b))}return a}function Db(a,b){return tb.apply([],kb(a,b))};function Eb(a){return"string"==typeof a.className?a.className:a.getAttribute&&a.getAttribute("class")||""}function Fb(a){return a.classList?a.classList:Eb(a).match(/\S+/g)||[]}function Gb(a,b){"string"==typeof a.className?a.className=b:a.setAttribute&&a.setAttribute("class",b)}function Hb(a,b){return a.classList?a.classList.contains(b):ob(Fb(a),b)}function w(a,b){if(a.classList)a.classList.add(b);else if(!Hb(a,b)){var c=Eb(a);Gb(a,c+(0<c.length?" "+b:b))}}
function Ib(a,b){if(a.classList)Array.prototype.forEach.call(b,function(e){w(a,e)});else{var c={};Array.prototype.forEach.call(Fb(a),function(e){c[e]=!0});Array.prototype.forEach.call(b,function(e){c[e]=!0});b="";for(var d in c)b+=0<b.length?" "+d:d;Gb(a,b)}}function Jb(a,b){a.classList?a.classList.remove(b):Hb(a,b)&&Gb(a,Array.prototype.filter.call(Fb(a),function(c){return c!=b}).join(" "))}
function Kb(a,b){a.classList?Array.prototype.forEach.call(b,function(c){Jb(a,c)}):Gb(a,Array.prototype.filter.call(Fb(a),function(c){return!ob(b,c)}).join(" "))}function y(a,b,c){c?w(a,b):Jb(a,b)}function Lb(a,b,c){Jb(a,b);w(a,c)};var Mb,Nb=Pa("CLOSURE_FLAGS"),Ob=Nb&&Nb[610401301];Mb=null!=Ob?Ob:!1;function Pb(a,b){return 0==a.lastIndexOf(b,0)}function Rb(a,b){var c=a.length-b.length;return 0<=c&&a.indexOf(b,c)==c}function Sb(a){return/^[\s\xa0]*$/.test(a)}var Tb=String.prototype.trim?function(a){return a.trim()}:function(a){return/^[\s\xa0]*([\s\S]*?)[\s\xa0]*$/.exec(a)[1]};
function Ub(a){if(!Vb.test(a))return a;-1!=a.indexOf("&")&&(a=a.replace(Wb,"&amp;"));-1!=a.indexOf("<")&&(a=a.replace(Yb,"&lt;"));-1!=a.indexOf(">")&&(a=a.replace(Zb,"&gt;"));-1!=a.indexOf('"')&&(a=a.replace($b,"&quot;"));-1!=a.indexOf("'")&&(a=a.replace(ac,"&#39;"));-1!=a.indexOf("\x00")&&(a=a.replace(bc,"&#0;"));return a}var Wb=/&/g,Yb=/</g,Zb=/>/g,$b=/"/g,ac=/'/g,bc=/\x00/g,Vb=/[\x00&<>"']/;function cc(a,b){return-1!=a.indexOf(b)}
function dc(a,b){var c=0;a=Tb(String(a)).split(".");b=Tb(String(b)).split(".");for(var d=Math.max(a.length,b.length),e=0;0==c&&e<d;e++){var g=a[e]||"",h=b[e]||"";do{g=/(\d*)(\D*)(.*)/.exec(g)||["","","",""];h=/(\d*)(\D*)(.*)/.exec(h)||["","","",""];if(0==g[0].length&&0==h[0].length)break;c=ec(0==g[1].length?0:parseInt(g[1],10),0==h[1].length?0:parseInt(h[1],10))||ec(0==g[2].length,0==h[2].length)||ec(g[2],h[2]);g=g[3];h=h[3]}while(0==c)}return c}function ec(a,b){return a<b?-1:a>b?1:0};function fc(){var a=q.navigator;return a&&(a=a.userAgent)?a:""}var gc,hc=q.navigator;gc=hc?hc.userAgentData||null:null;function ic(a){return Mb?gc?gc.brands.some(function(b){return(b=b.brand)&&cc(b,a)}):!1:!1}function z(a){return cc(fc(),a)};function jc(){return Mb?!!gc&&0<gc.brands.length:!1}function kc(){return jc()?!1:z("Opera")}function lc(){return jc()?!1:z("Trident")||z("MSIE")}function mc(){return z("Firefox")||z("FxiOS")}function nc(){return jc()?ic("Chromium"):(z("Chrome")||z("CriOS"))&&!(jc()?0:z("Edge"))||z("Silk")}
function oc(){var a=fc();if(lc()){var b=/rv: *([\d\.]*)/.exec(a);if(b&&b[1])a=b[1];else{b="";var c=/MSIE +([\d\.]+)/.exec(a);if(c&&c[1])if(a=/Trident\/(\d.\d)/.exec(a),"7.0"==c[1])if(a&&a[1])switch(a[1]){case "4.0":b="8.0";break;case "5.0":b="9.0";break;case "6.0":b="10.0";break;case "7.0":b="11.0"}else b="7.0";else b=c[1];a=b}}else a="";return a}
function pc(){if(jc()){var a=gc.brands.find(function(b){return"Internet Explorer"===b.brand});if(!a||!a.version)return NaN;a=a.version.split(".")}else{a=oc();if(""===a)return NaN;a=a.split(".")}return 0===a.length?NaN:Number(a[0])};function qc(){return Mb?!!gc&&!!gc.platform:!1}function rc(){return z("iPhone")&&!z("iPod")&&!z("iPad")}function sc(){return rc()||z("iPad")||z("iPod")}function tc(){return qc()?"macOS"===gc.platform:z("Macintosh")};function uc(a){uc[" "](a);return a}uc[" "]=function(){};function vc(a,b){try{return uc(a[b]),!0}catch(c){}return!1}function wc(a,b,c,d){d=d?d(b):b;return Object.prototype.hasOwnProperty.call(a,d)?a[d]:a[d]=c(b)};var xc=kc(),A=lc(),yc=z("Edge"),zc=yc||A,Ac=z("Gecko")&&!(cc(fc().toLowerCase(),"webkit")&&!z("Edge"))&&!(z("Trident")||z("MSIE"))&&!z("Edge"),Bc=cc(fc().toLowerCase(),"webkit")&&!z("Edge"),Cc=Bc&&z("Mobile"),Dc=tc(),Ec=qc()?"Windows"===gc.platform:z("Windows"),Fc=(qc()?"Linux"===gc.platform:z("Linux"))||(qc()?"Chrome OS"===gc.platform:z("CrOS")),Gc=qc()?"Android"===gc.platform:z("Android"),Hc=rc(),Ic=z("iPad"),Jc=z("iPod"),Kc=sc();function Lc(){var a=q.document;return a?a.documentMode:void 0}var Mc;
a:{var Nc="",Oc=function(){var a=fc();if(Ac)return/rv:([^\);]+)(\)|;)/.exec(a);if(yc)return/Edge\/([\d\.]+)/.exec(a);if(A)return/\b(?:MSIE|rv)[: ]([^\);]+)(\)|;)/.exec(a);if(Bc)return/WebKit\/(\S+)/.exec(a);if(xc)return/(?:Version)[ \/]?(\S+)/.exec(a)}();Oc&&(Nc=Oc?Oc[1]:"");if(A){var Pc=Lc();if(null!=Pc&&Pc>parseFloat(Nc)){Mc=String(Pc);break a}}Mc=Nc}var Qc=Mc,Rc={};function Sc(a){return wc(Rc,a,function(){return 0<=dc(Qc,a)})}function Tc(a){return Number(Uc)>=a}var Vc;
if(q.document&&A){var Wc=Lc();Vc=Wc?Wc:parseInt(Qc,10)||void 0}else Vc=void 0;var Uc=Vc;var Xc=A||Bc;function Yc(){return!0}function Zc(){return null}function $c(){}function ad(a){return a}function bd(a,b){function c(){}c.prototype=a.prototype;var d=new c;a.apply(d,Array.prototype.slice.call(arguments,1));return d}function cd(a){var b=!1,c;return function(){b||(c=a(),b=!0);return c}};function dd(a,b,c){for(var d in a)b.call(c,a[d],d,a)}function ed(a,b){for(var c in a)if(b.call(void 0,a[c],c,a))return!0;return!1}function fd(a){var b=[],c=0,d;for(d in a)b[c++]=d;return b}function gd(a,b){for(var c in a)if(a[c]==b)return!0;return!1}function hd(a,b){for(var c in a)if(b.call(void 0,a[c],c,a))return c}function id(){var a=jd,b;for(b in a)return!1;return!0}function kd(a,b,c){if(null!==a&&b in a)throw Error('The object already contains the key "'+b+'"');a[b]=c}
function ld(a){var b={},c;for(c in a)b[c]=a[c];return b}var md="constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");function nd(a,b){for(var c,d,e=1;e<arguments.length;e++){d=arguments[e];for(c in d)a[c]=d[c];for(var g=0;g<md.length;g++)c=md[g],Object.prototype.hasOwnProperty.call(d,c)&&(a[c]=d[c])}}
function od(a){var b=arguments.length;if(1==b&&Array.isArray(arguments[0]))return od.apply(null,arguments[0]);if(b%2)throw Error("Uneven number of arguments");for(var c={},d=0;d<b;d+=2)c[arguments[d]]=arguments[d+1];return c};var pd={area:!0,base:!0,br:!0,col:!0,command:!0,embed:!0,hr:!0,img:!0,input:!0,keygen:!0,link:!0,meta:!0,param:!0,source:!0,track:!0,wbr:!0};var qd;function rd(){if(void 0===qd){var a=null,b=q.trustedTypes;if(b&&b.createPolicy){try{a=b.createPolicy("goog#html",{createHTML:bb,createScript:bb,createScriptURL:bb})}catch(c){q.console&&q.console.error(c.message)}qd=a}else qd=a}return qd};function sd(a,b){this.g=a===td&&b||"";this.i=ud}sd.prototype.Qd=!0;sd.prototype.ld=function(){return this.g};function vd(a){return a instanceof sd&&a.constructor===sd&&a.i===ud?a.g:"type_error:Const"}function wd(a){return new sd(td,a)}var ud={},td={};var xd={};function yd(a){this.g=a;this.Qd=!0}yd.prototype.toString=function(){return this.g.toString()};yd.prototype.ld=function(){return this.g.toString()};function zd(a){this.g=a}zd.prototype.toString=function(){return this.g+""};zd.prototype.Qd=!0;zd.prototype.ld=function(){return this.g.toString()};function Ad(a){return a instanceof zd&&a.constructor===zd?a.g:"type_error:TrustedResourceUrl"}var Bd=/^([^?#]*)(\?[^#]*)?(#[\s\S]*)?/,Cd={};function Dd(a){var b=rd();a=b?b.createScriptURL(a):a;return new zd(a,Cd)}
function Ed(a,b,c){if(null==c)return b;if("string"===typeof c)return c?a+encodeURIComponent(c):"";for(var d in c)if(Object.prototype.hasOwnProperty.call(c,d)){var e=c[d];e=Array.isArray(e)?e:[e];for(var g=0;g<e.length;g++){var h=e[g];null!=h&&(b||(b=a),b+=(b.length>a.length?"&":"")+encodeURIComponent(d)+"="+encodeURIComponent(String(h)))}}return b};function Fd(a){this.g=a}Fd.prototype.toString=function(){return this.g.toString()};Fd.prototype.Qd=!0;Fd.prototype.ld=function(){return this.g.toString()};function Gd(a){return a instanceof Fd&&a.constructor===Fd?a.g:"type_error:SafeUrl"}var Hd=/^data:(.*);base64,[a-z0-9+\/]+=*$/i,Id=/^(?:(?:https?|mailto|ftp):|[^:/?#]*(?:[/?#]|$))/i;
function Jd(a){a instanceof Fd||(a="object"==typeof a&&a.Qd?a.ld():String(a),Id.test(a)?a=Kd(a):(a=String(a).replace(/(%0A|%0D)/g,""),a=a.match(Hd)?Kd(a):null));return a||Ld}var Md;try{new URL("s://g"),Md=!0}catch(a){Md=!1}var Nd=Md;
function Od(a){if(a instanceof Fd)return a;a="object"==typeof a&&a.Qd?a.ld():String(a);a:{var b=a;if(Nd){try{var c=new URL(b)}catch(d){b="https:";break a}b=c.protocol}else b:{c=document.createElement("a");try{c.href=b}catch(d){b=void 0;break b}b=c.protocol;b=":"===b||""===b?"https:":b}}"javascript:"===b&&(a="about:invalid#zClosurez");return Kd(a)}var Pd={};function Kd(a){return new Fd(a,Pd)}var Ld=Kd("about:invalid#zClosurez");var Qd={};function Rd(a){this.g=a;this.Qd=!0}Rd.prototype.ld=function(){return this.g};Rd.prototype.toString=function(){return this.g.toString()};function Sd(a){return a instanceof Rd&&a.constructor===Rd?a.g:"type_error:SafeStyle"}
function Td(a){var b="",c;for(c in a)if(Object.prototype.hasOwnProperty.call(a,c)){if(!/^[-_a-zA-Z0-9]+$/.test(c))throw Error("Name allows only [-_a-zA-Z0-9], got: "+c);var d=a[c];null!=d&&(d=Array.isArray(d)?d.map(Ud).join(" "):Ud(d),b+=c+":"+d+";")}return b?new Rd(b,Qd):Vd}var Vd=new Rd("",Qd);
function Ud(a){if(a instanceof Fd)return'url("'+Gd(a).replace(/</g,"%3c").replace(/[\\"]/g,"\\$&")+'")';if(a instanceof sd)a=vd(a);else{a=String(a);var b=a.replace(Wd,"$1").replace(Wd,"$1").replace(Xd,"url");if(Yd.test(b)){if(b=!Zd.test(a)){for(var c=b=!0,d=0;d<a.length;d++){var e=a.charAt(d);"'"==e&&c?b=!b:'"'==e&&b&&(c=!c)}b=b&&c&&$d(a)}a=b?ae(a):"zClosurez"}else a="zClosurez"}if(/[{;}]/.test(a))throw new fb("Value does not allow [{;}], got: %s.",[a]);return a}
function $d(a){for(var b=!0,c=/^[-_a-zA-Z0-9]$/,d=0;d<a.length;d++){var e=a.charAt(d);if("]"==e){if(b)return!1;b=!0}else if("["==e){if(!b)return!1;b=!1}else if(!b&&!c.test(e))return!1}return b}
var Yd=RegExp("^[-+,.\"'%_!#/ a-zA-Z0-9\\[\\]]+$"),Xd=RegExp("\\b(url\\([ \t\n]*)('[ -&(-\\[\\]-~]*'|\"[ !#-\\[\\]-~]*\"|[!#-&*-\\[\\]-~]*)([ \t\n]*\\))","g"),Wd=RegExp("\\b(calc|cubic-bezier|fit-content|hsl|hsla|linear-gradient|matrix|minmax|radial-gradient|repeat|rgb|rgba|(rotate|scale|translate)(X|Y|Z|3d)?|steps|var)\\([-+*/0-9a-zA-Z.%#\\[\\], ]+\\)","g"),Zd=/\/\*/;
function ae(a){return a.replace(Xd,function(b,c,d,e){var g="";d=d.replace(/^(['"])(.*)\1$/,function(h,k,l){g=k;return l});b=Jd(d).ld();return c+g+b+g+e})};var be={};function ce(a){this.g=a;this.Qd=!0}ce.prototype.toString=function(){return this.g.toString()};
function de(a,b){if(cc(a,"<"))throw Error("Selector does not allow '<', got: "+a);var c=a.replace(/('|")((?!\1)[^\r\n\f\\]|\\[\s\S])*\1/g,"");if(!/^[-_a-zA-Z0-9#.:* ,>+~[\]()=\\^$|]+$/.test(c))throw Error("Selector allows only [-_a-zA-Z0-9#.:* ,>+~[\\]()=\\^$|] and strings, got: "+a);a:{for(var d={"(":")","[":"]"},e=[],g=0;g<c.length;g++){var h=c[g];if(d[h])e.push(d[h]);else if(gd(d,h)&&e.pop()!=h){c=!1;break a}}c=0==e.length}if(!c)throw Error("() and [] in selector must be balanced, got: "+a);b instanceof
Rd||(b=Td(b));return new ce(a+"{"+Sd(b).replace(/</g,"\\3C ")+"}",be)}function ee(a){function b(d){Array.isArray(d)?d.forEach(b):c+=fe(d)}var c="";Array.prototype.forEach.call(arguments,b);return new ce(c,be)}ce.prototype.ld=function(){return this.g};function fe(a){return a instanceof ce&&a.constructor===ce?a.g:"type_error:SafeStyleSheet"}var ge=new ce("",be);var he={};function ie(a){this.g=a;this.Qd=!0}ie.prototype.ld=function(){return this.g.toString()};ie.prototype.toString=function(){return this.g.toString()};function je(a){return a instanceof ie&&a.constructor===ie?a.g:"type_error:SafeHtml"}function ke(a){return a instanceof ie?a:le(Ub("object"==typeof a&&a.Qd?a.ld():String(a)))}function me(a,b,c){ne(String(a));return oe(String(a),b,c)}function ne(a){if(!pe.test(a))throw Error("");if(a.toUpperCase()in qe)throw Error("");}
function re(a){function b(e){Array.isArray(e)?e.forEach(b):(e=ke(e),d.push(je(e).toString()))}var c=ke(se),d=[];a.forEach(b);return le(d.join(je(c).toString()))}function te(a){return re(Array.prototype.slice.call(arguments))}function le(a){var b=rd();a=b?b.createHTML(a):a;return new ie(a,he)}function oe(a,b,c){b="<"+a+ue(b);null==c?c=[]:Array.isArray(c)||(c=[c]);!0===pd[a.toLowerCase()]?b+=">":(c=te(c),b+=">"+je(c).toString()+"</"+a+">");return le(b)}
function ue(a){var b="";if(a)for(var c in a)if(Object.prototype.hasOwnProperty.call(a,c)){if(!pe.test(c))throw Error("");var d=a[c];if(null!=d){var e=c;if(d instanceof sd)d=vd(d);else if("style"==e.toLowerCase()){if(!Ua(d))throw Error("");d instanceof Rd||(d=Td(d));d=Sd(d)}else{if(/^on/i.test(e))throw Error("");if(e.toLowerCase()in ve)if(d instanceof zd)d=Ad(d).toString();else if(d instanceof Fd)d=Gd(d);else if("string"===typeof d)d=Jd(d).ld();else throw Error("");}d.Qd&&(d=d.ld());e=e+'="'+Ub(String(d))+
'"';b+=" "+e}}return b}var pe=/^[a-zA-Z0-9-]+$/,ve={action:!0,cite:!0,data:!0,formaction:!0,href:!0,manifest:!0,poster:!0,src:!0},qe={APPLET:!0,BASE:!0,EMBED:!0,IFRAME:!0,LINK:!0,MATH:!0,META:!0,OBJECT:!0,SCRIPT:!0,STYLE:!0,SVG:!0,TEMPLATE:!0},we=le("<!DOCTYPE html>"),se=new ie(q.trustedTypes&&q.trustedTypes.emptyHTML||"",he);var xe=cd(function(){var a=document.createElement("div"),b=document.createElement("div");b.appendChild(document.createElement("div"));a.appendChild(b);b=a.firstChild.firstChild;a.innerHTML=je(se);return!b.parentElement});function ye(a,b){if(xe())for(;a.lastChild;)a.removeChild(a.lastChild);a.innerHTML=je(b)}function ze(a,b){var c=Ae(a.ownerDocument&&a.ownerDocument.defaultView);c&&a.setAttribute("nonce",c);a.src=Ad(b)}function Be(a,b){b=b instanceof Fd?b:Od(b);a.href=Gd(b)}
function Ce(a,b){b=b instanceof Fd?b:Od(b);a.replace(Gd(b))}function Ae(a){return De("script[nonce]",a)}var Ee=/^[\w+/_-]+[=]{0,2}$/;function De(a,b){b=(b||q).document;return b.querySelector?(a=b.querySelector(a))&&(a=a.nonce||a.getAttribute("nonce"))&&Ee.test(a)?a:"":""};function Fe(a,b,c){return Math.min(Math.max(a,b),c)};function B(a,b){this.x=void 0!==a?a:0;this.y=void 0!==b?b:0}f=B.prototype;f.clone=function(){return new B(this.x,this.y)};function Ge(a,b){return a==b?!0:a&&b?a.x==b.x&&a.y==b.y:!1}function He(a,b){var c=a.x-b.x;a=a.y-b.y;return Math.sqrt(c*c+a*a)}function Ie(a,b){return new B(a.x-b.x,a.y-b.y)}f.ceil=function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);return this};f.floor=function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);return this};
f.round=function(){this.x=Math.round(this.x);this.y=Math.round(this.y);return this};f.Jj=function(a,b){this.x*=a;this.y*="number"===typeof b?b:a;return this};function Je(a,b){this.width=a;this.height=b}function Ke(a,b){return a==b?!0:a&&b?a.width==b.width&&a.height==b.height:!1}f=Je.prototype;f.clone=function(){return new Je(this.width,this.height)};f.aspectRatio=function(){return this.width/this.height};f.Jc=ba(5);f.ceil=function(){this.width=Math.ceil(this.width);this.height=Math.ceil(this.height);return this};f.floor=function(){this.width=Math.floor(this.width);this.height=Math.floor(this.height);return this};
f.round=function(){this.width=Math.round(this.width);this.height=Math.round(this.height);return this};function Le(a,b){for(var c=a.split("%s"),d="",e=Array.prototype.slice.call(arguments,1);e.length&&1<c.length;)d+=c.shift()+e.shift();return d+c.join("%s")}function Me(a){return a.replace(/[\s\xa0]+/g," ").replace(/^\s+|\s+$/g,"")}function Ne(a){return a.replace(/\xa0|[ \t]+/g," ")}function Oe(a){return a.replace(/[\t\r\n ]+/g," ").replace(/^[\t\r\n ]+|[\t\r\n ]+$/g,"")}function Pe(a){return decodeURIComponent(a.replace(/\+/g," "))}function Qe(a){return a=Ub(a)}
function Re(a){return cc(a,"&")?"document"in q?Se(a):Te(a):a}function Se(a){var b={"&amp;":"&","&lt;":"<","&gt;":">","&quot;":'"'};var c=q.document.createElement("div");return a.replace(Ue,function(d,e){var g=b[d];if(g)return g;"#"==e.charAt(0)&&(e=Number("0"+e.slice(1)),isNaN(e)||(g=String.fromCharCode(e)));g||(g=le(d+" "),ye(c,g),g=c.firstChild.nodeValue.slice(0,-1));return b[d]=g})}
function Te(a){return a.replace(/&([^;]+);/g,function(b,c){switch(c){case "amp":return"&";case "lt":return"<";case "gt":return">";case "quot":return'"';default:return"#"!=c.charAt(0)||(c=Number("0"+c.slice(1)),isNaN(c))?b:String.fromCharCode(c)}})}var Ue=/&([^;\s<&]+);?/g;function Ve(a,b){a.length>b&&(a=a.substring(0,b-3)+"...");return a}function We(a){return String(a).replace(/([-()\[\]{}+?*.$\^|,:#<!\\])/g,"\\$1").replace(/\x08/g,"\\x08")}
var Xe=String.prototype.repeat?function(a,b){return a.repeat(b)}:function(a,b){return Array(b+1).join(a)};function Ye(a){return null==a?"":String(a)}function Ze(){return Math.floor(2147483648*Math.random()).toString(36)+Math.abs(Math.floor(2147483648*Math.random())^$a()).toString(36)}function $e(a){return String(a).replace(/\-([a-z])/g,function(b,c){return c.toUpperCase()})}function af(a){return a.replace(RegExp("(^|[\\s]+)([a-z])","g"),function(b,c,d){return c+d.toUpperCase()})};function bf(a){return a?new cf(df(a)):db||(db=new cf)}function D(a){return ef(document,a)}function ef(a,b){return"string"===typeof b?a.getElementById(b):b}function gf(a,b){return(b||document).getElementsByTagName(String(a))}function hf(a,b,c){return jf(document,a,b,c)}function kf(a,b){var c=b||document;return c.querySelectorAll&&c.querySelector?c.querySelectorAll("."+a):jf(document,"*",a,b)}
function lf(a,b){var c=b||document,d=null;c.getElementsByClassName?d=c.getElementsByClassName(a)[0]:d=mf("*",a,b);return d||null}
function jf(a,b,c,d){a=d||a;b=b&&"*"!=b?String(b).toUpperCase():"";if(a.querySelectorAll&&a.querySelector&&(b||c))return a.querySelectorAll(b+(c?"."+c:""));if(c&&a.getElementsByClassName){a=a.getElementsByClassName(c);if(b){d={};for(var e=0,g=0,h;h=a[g];g++)b==h.nodeName&&(d[e++]=h);d.length=e;return d}return a}a=a.getElementsByTagName(b||"*");if(c){d={};for(g=e=0;h=a[g];g++)b=h.className,"function"==typeof b.split&&ob(b.split(/\s+/),c)&&(d[e++]=h);d.length=e;return d}return a}
function mf(a,b,c){var d=document,e=c||d,g=a&&"*"!=a?String(a).toUpperCase():"";return e.querySelectorAll&&e.querySelector&&(g||b)?e.querySelector(g+(b?"."+b:"")):jf(d,a,b,c)[0]||null}function nf(a,b){dd(b,function(c,d){c&&"object"==typeof c&&c.Qd&&(c=c.ld());"style"==d?a.style.cssText=c:"class"==d?a.className=c:"for"==d?a.htmlFor=c:of.hasOwnProperty(d)?a.setAttribute(of[d],c):Pb(d,"aria-")||Pb(d,"data-")?a.setAttribute(d,c):a[d]=c})}
var of={cellpadding:"cellPadding",cellspacing:"cellSpacing",colspan:"colSpan",frameborder:"frameBorder",height:"height",maxlength:"maxLength",nonce:"nonce",role:"role",rowspan:"rowSpan",type:"type",usemap:"useMap",valign:"vAlign",width:"width"};function pf(a){a=(a||window).document;a=qf(a)?a.documentElement:a.body;return new Je(a.clientWidth,a.clientHeight)}
function rf(a){var b=sf(a);a=a.parentWindow||a.defaultView;return A&&a.pageYOffset!=b.scrollTop?new B(b.scrollLeft,b.scrollTop):new B(a.pageXOffset||b.scrollLeft,a.pageYOffset||b.scrollTop)}function sf(a){return a.scrollingElement?a.scrollingElement:!Bc&&qf(a)?a.documentElement:a.body||a.documentElement}function tf(a){return a?a.parentWindow||a.defaultView:window}function F(a,b,c){return uf(document,arguments)}
function uf(a,b){var c=b[1],d=vf(a,String(b[0]));c&&("string"===typeof c?d.className=c:Array.isArray(c)?d.className=c.join(" "):nf(d,c));2<b.length&&wf(a,d,b,2);return d}
function wf(a,b,c,d){function e(k){k&&b.appendChild("string"===typeof k?a.createTextNode(k):k)}for(;d<c.length;d++){var g=c[d];if(!Ta(g)||Ua(g)&&0<g.nodeType)e(g);else{a:{if(g&&"number"==typeof g.length){if(Ua(g)){var h="function"==typeof g.item||"string"==typeof g.item;break a}if("function"===typeof g){h="function"==typeof g.item;break a}}h=!1}v(h?ub(g):g,e)}}}function H(a){return vf(document,a)}
function vf(a,b){b=String(b);"application/xhtml+xml"===a.contentType&&(b=b.toLowerCase());return a.createElement(b)}function xf(a){return document.createTextNode(String(a))}function qf(a){return"CSS1Compat"==a.compatMode}function yf(a,b){a.appendChild(b)}function zf(a,b){wf(df(a),a,arguments,1)}function Af(a){for(var b;b=a.firstChild;)a.removeChild(b)}function Bf(a,b){b.parentNode&&b.parentNode.insertBefore(a,b)}function Cf(a,b){b.parentNode&&b.parentNode.insertBefore(a,b.nextSibling)}
function Df(a,b,c){a.insertBefore(b,a.childNodes[c]||null)}function I(a){return a&&a.parentNode?a.parentNode.removeChild(a):null}function Ef(a,b){var c=b.parentNode;c&&c.replaceChild(a,b)}function Ff(a){return void 0!=a.children?a.children:Array.prototype.filter.call(a.childNodes,function(b){return 1==b.nodeType})}function Gf(a){return void 0!==a.firstElementChild?a.firstElementChild:Hf(a.firstChild,!0)}function Hf(a,b){for(;a&&1!=a.nodeType;)a=b?a.nextSibling:a.previousSibling;return a}
function If(a){return Ua(a)&&1==a.nodeType}function Jf(a){var b;if(Xc&&(b=a.parentElement))return b;b=a.parentNode;return If(b)?b:null}function Kf(a,b){if(!a||!b)return!1;if(a.contains&&1==b.nodeType)return a==b||a.contains(b);if("undefined"!=typeof a.compareDocumentPosition)return a==b||!!(a.compareDocumentPosition(b)&16);for(;b&&a!=b;)b=b.parentNode;return b==a}function df(a){return 9==a.nodeType?a:a.ownerDocument||a.document}function Lf(a){return a.contentDocument||a.contentWindow.document}
function J(a,b){if("textContent"in a)a.textContent=b;else if(3==a.nodeType)a.data=String(b);else if(a.firstChild&&3==a.firstChild.nodeType){for(;a.lastChild!=a.firstChild;)a.removeChild(a.lastChild);a.firstChild.data=String(b)}else Af(a),a.appendChild(df(a).createTextNode(String(b)))}var Mf={SCRIPT:1,STYLE:1,HEAD:1,IFRAME:1,OBJECT:1},Nf={IMG:" ",BR:"\n"};function Of(a){return a.hasAttribute("tabindex")&&Pf(a)}function Qf(a,b){b?a.tabIndex=0:(a.tabIndex=-1,a.removeAttribute("tabIndex"))}
function Pf(a){a=a.tabIndex;return"number"===typeof a&&0<=a&&32768>a}function Rf(a){var b=[];Sf(a,b,!0);a=b.join("");a=a.replace(/ \xAD /g," ").replace(/\xAD/g,"");a=a.replace(/\u200B/g,"");a=a.replace(/ +/g," ");" "!=a&&(a=a.replace(/^\s*/,""));return a}function Tf(a){var b=[];Sf(a,b,!1);return b.join("")}
function Sf(a,b,c){if(!(a.nodeName in Mf))if(3==a.nodeType)c?b.push(String(a.nodeValue).replace(/(\r\n|\r|\n)/g,"")):b.push(a.nodeValue);else if(a.nodeName in Nf)b.push(Nf[a.nodeName]);else for(a=a.firstChild;a;)Sf(a,b,c),a=a.nextSibling}function Uf(a){return Vf(a,function(b){return"DIV"==b.nodeName&&"string"===typeof b.className&&ob(b.className.split(/\s+/),"slider-box")})}function Vf(a,b){for(var c=0;a;){if(b(a))return a;a=a.parentNode;c++}return null}
function Wf(a){try{var b=a&&a.activeElement;return b&&b.nodeName?b:null}catch(c){return null}}function cf(a){this.g=a||q.document||document}f=cf.prototype;f.ha=function(a){return ef(this.g,a)};f.getElementsByTagName=function(a,b){return(b||this.g).getElementsByTagName(String(a))};f.Oa=function(a,b,c){return uf(this.g,arguments)};function Xf(a,b){return vf(a.g,b)}function Yf(a){a=a.g;return a.parentWindow||a.defaultView}f.appendChild=yf;f.dm=zf;f.hm=Af;f.qu=Bf;f.pu=Cf;f.di=I;f.Wn=Ff;f.Yn=Gf;f.su=If;
f.fm=Kf;function Zf(){}Zf.prototype.next=function(){return $f};var $f={done:!0,value:void 0};Zf.prototype.Xe=function(){return this};var ag={};
function bg(a){var b=ag.hasOwnProperty(a)?ag[a]:null;if(b)return b;65536<Object.keys(ag).length&&(ag={});var c=[0,0,0,0],d=RegExp("\\\\[0-9A-Fa-f]{1,5}\\s","g");b=cg(a,RegExp("\\\\[0-9A-Fa-f]{6}\\s?","g"));b=cg(b,d);b=cg(b,/\\./g);b=b.replace(RegExp(":not\\(([^\\)]*)\\)","g"),"     $1 ");b=b.replace(RegExp("{[^]*","gm"),"");b=dg(b,c,RegExp("(\\[[^\\]]+\\])","g"),2);b=dg(b,c,RegExp("(#[^\\#\\s\\+>~\\.\\[:]+)","g"),1);b=dg(b,c,RegExp("(\\.[^\\s\\+>~\\.\\[:]+)","g"),2);b=dg(b,c,/(::[^\s\+>~\.\[:]+|:first-line|:first-letter|:before|:after)/gi,3);
b=dg(b,c,/(:[\w-]+\([^\)]*\))/gi,2);b=dg(b,c,/(:[^\s\+>~\.\[:]+)/g,2);b=b.replace(/[\*\s\+>~]/g," ");b=b.replace(/[#\.]/g," ");dg(b,c,/([^\s\+>~\.\[:]+)/g,3);b=c;return ag[a]=b}function dg(a,b,c,d){return a.replace(c,function(e){b[d]+=1;return Array(e.length+1).join(" ")})}function cg(a,b){return a.replace(b,function(c){return Array(c.length+1).join("A")})};var eg={rgb:!0,rgba:!0,alpha:!0,rect:!0,image:!0,"linear-gradient":!0,"radial-gradient":!0,"repeating-linear-gradient":!0,"repeating-radial-gradient":!0,"cubic-bezier":!0,matrix:!0,perspective:!0,rotate:!0,rotate3d:!0,rotatex:!0,rotatey:!0,steps:!0,rotatez:!0,scale:!0,scale3d:!0,scalex:!0,scaley:!0,scalez:!0,skew:!0,skewx:!0,skewy:!0,translate:!0,translate3d:!0,translatex:!0,translatey:!0,translatez:!0},fg=/[\n\f\r"'()*<>]/g,gg={"\n":"%0a","\f":"%0c","\r":"%0d",'"':"%22","'":"%27","(":"%28",")":"%29",
"*":"%2a","<":"%3c",">":"%3e"};function hg(a){return gg[a]}
function ig(a,b,c){b=Tb(b);if(""==b)return null;var d=String(b.slice(0,4)).toLowerCase();if(0==("url("<d?-1:"url("==d?0:1)){if(!b.endsWith(")")||1<(b?b.split("(").length-1:0)||1<(b?b.split(")").length-1:0)||!c)a=null;else{a:for(b=b.substring(4,b.length-1),d=0;2>d;d++){var e="\"'".charAt(d);if(b.charAt(0)==e&&b.charAt(b.length-1)==e){b=b.substring(1,b.length-1);break a}}a=c?(a=c(b,a))&&"about:invalid#zClosurez"!=Gd(a)?'url("'+Gd(a).replace(fg,hg)+'")':null:null}return a}if(0<b.indexOf("(")){if(/"|'/.test(b))return null;
for(a=/([\-\w]+)\(/g;c=a.exec(b);)if(!(c[1].toLowerCase()in eg))return null}return b};var jg=mc(),kg=rc()||z("iPod"),lg=z("iPad"),mg=z("Android")&&!(nc()||mc()||kc()||z("Silk")),ng=nc(),og=z("Safari")&&!(nc()||(jc()?0:z("Coast"))||kc()||(jc()?0:z("Edge"))||(jc()?ic("Microsoft Edge"):z("Edg/"))||(jc()?ic("Opera"):z("OPR"))||mc()||z("Silk")||z("Android"))&&!sc();function pg(a,b){a=q[a];return a&&a.prototype?(b=Object.getOwnPropertyDescriptor(a.prototype,b))&&b.get||null:null}function qg(a,b){return(a=q[a])&&a.prototype&&a.prototype[b]||null}var rg=pg("Element","attributes")||pg("Node","attributes"),sg=qg("Element","hasAttribute"),tg=qg("Element","getAttribute"),ug=qg("Element","setAttribute"),vg=qg("Element","removeAttribute");pg("Element","innerHTML")||pg("HTMLElement","innerHTML");
var wg=qg("Element","getElementsByTagName"),xg=qg("Element","matches")||qg("Element","msMatchesSelector"),yg=pg("Node","nodeName"),zg=pg("Node","nodeType"),Ag=pg("Node","parentNode");pg("Node","childNodes");var Bg=pg("HTMLElement","style")||pg("Element","style"),Cg=pg("HTMLStyleElement","sheet"),Dg=qg("CSSStyleDeclaration","getPropertyValue"),Eg=qg("CSSStyleDeclaration","setProperty"),Fg=pg("Element","namespaceURI")||pg("Node","namespaceURI");
function Gg(a,b,c,d){if(a)return a.apply(b);a=b[c];if(!d(a))throw Error("Clobbering detected");return a}function Hg(a,b,c,d){if(a)return a.apply(b,d);if(A&&10>document.documentMode){if(!b[c].call)throw Error("IE Clobbering detected");}else if("function"!=typeof b[c])throw Error("Clobbering detected");return b[c].apply(b,d)}function Ig(a){return Gg(rg,a,"attributes",function(b){return b instanceof NamedNodeMap})}
function Jg(a,b,c){try{Hg(ug,a,"setAttribute",[b,c])}catch(d){if(-1==d.message.indexOf("A security problem occurred"))throw d;}}function Kg(a){return Gg(Bg,a,"style",function(b){return b instanceof CSSStyleDeclaration})}function Lg(a){return Gg(Cg,a,"sheet",function(b){return b instanceof CSSStyleSheet})}function Mg(a){return Gg(yg,a,"nodeName",function(b){return"string"==typeof b})}function Ng(a){return Gg(zg,a,"nodeType",function(b){return"number"==typeof b})}
function Og(a){return Gg(Ag,a,"parentNode",function(b){return!(b&&"string"==typeof b.name&&b.name&&"parentnode"==b.name.toLowerCase())})}function Pg(a,b){return Hg(Dg,a,a.getPropertyValue?"getPropertyValue":"getAttribute",[b])||""}function Qg(a,b,c){Hg(Eg,a,a.setProperty?"setProperty":"setAttribute",[b,c])}function Rg(a){return Gg(Fg,a,"namespaceURI",function(b){return"string"==typeof b})};var Sg=A&&10>document.documentMode?null:RegExp("\\s*([^\\s'\",]+[^'\",]*(('([^'\\r\\n\\f\\\\]|\\\\[^])*')|(\"([^\"\\r\\n\\f\\\\]|\\\\[^])*\")|[^'\",])*)","g"),Tg={"-webkit-border-horizontal-spacing":!0,"-webkit-border-vertical-spacing":!0};
function Ug(a,b,c){var d=[];Vg(ub(a.cssRules)).forEach(function(e){if(b&&!/[a-zA-Z][\w-:\.]*/.test(b))throw Error("Invalid container id");if(!(b&&A&&10==document.documentMode&&/\\['"]/.test(e.selectorText))){var g=b?e.selectorText.replace(Sg,"#"+b+" $1"):e.selectorText;d.push(de(g,Wg(e.style,c)))}});return ee(d)}function Vg(a){return a.filter(function(b){return b instanceof CSSStyleRule||b.type==CSSRule.STYLE_RULE})}
function Xg(a,b,c){a=Yg("<style>"+a+"</style>");return null==a||null==a.sheet?ge:Ug(a.sheet,void 0!=b?b:null,c)}function Yg(a){a=le("<html><head></head><body>"+a+"</body></html>");return(new DOMParser).parseFromString(je(a),"text/html").body.children[0]}
function Wg(a,b){if(!a)return Vd;var c=document.createElement("div").style;Zg(a).forEach(function(d){var e=Bc&&d in Tg?d:d.replace(/^-(?:apple|css|epub|khtml|moz|mso?|o|rim|wap|webkit|xv)-(?=[a-z])/i,"");Pb(e,"--")||Pb(e,"var")||(d=Pg(a,d),d=ig(e,d,b),null!=d&&Qg(c,e,d))});return new Rd(c.cssText||"",Qd)}
function $g(a){var b=Array.from(Hg(wg,a,"getElementsByTagName",["STYLE"])),c=Db(b,function(h){return ub(Lg(h).cssRules)});c=Vg(c);for(var d=[],e=0;e<c.length;e++)d[e]={index:e,El:c[e]};d.sort(function(h,k){var l=bg(h.El.selectorText),m=bg(k.El.selectorText);a:{for(var p=zb,x=Math.min(l.length,m.length),C=0;C<x;C++){var E=p(l[C],m[C]);if(0!=E){l=E;break a}}l=zb(l.length,m.length)}return l||h.index-k.index});for(e=0;e<d.length;e++)c[e]=d[e].El;c.reverse();a=document.createTreeWalker(a,NodeFilter.SHOW_ELEMENT,
null,!1);for(var g;g=a.nextNode();)c.forEach(function(h){Hg(xg,g,g.matches?"matches":"msMatchesSelector",[h.selectorText])&&h.style&&ah(g,h.style)});b.forEach(I)}function ah(a,b){var c=Zg(a.style);Zg(b).forEach(function(d){if(!(0<=c.indexOf(d))){var e=Pg(b,d);Qg(a.style,d,e)}})}function Zg(a){Ta(a)?a=ub(a):(a=fd(a),qb(a,"cssText"));return a};function bh(a,b,c,d){this.top=a;this.right=b;this.bottom=c;this.left=d}function ch(a){for(var b=new bh(arguments[0].y,arguments[0].x,arguments[0].y,arguments[0].x),c=1;c<arguments.length;c++){var d=b,e=arguments[c];d.top=Math.min(d.top,e.y);d.right=Math.max(d.right,e.x);d.bottom=Math.max(d.bottom,e.y);d.left=Math.min(d.left,e.x)}return b}f=bh.prototype;f.tb=function(){return this.right-this.left};f.Db=function(){return this.bottom-this.top};
f.clone=function(){return new bh(this.top,this.right,this.bottom,this.left)};function dh(a,b){return a&&b?b instanceof bh?b.left>=a.left&&b.right<=a.right&&b.top>=a.top&&b.bottom<=a.bottom:b.x>=a.left&&b.x<=a.right&&b.y>=a.top&&b.y<=a.bottom:!1}function eh(a,b){var c=b.x<a.left?b.x-a.left:b.x>a.right?b.x-a.right:0;a=b.y<a.top?b.y-a.top:b.y>a.bottom?b.y-a.bottom:0;return Math.sqrt(c*c+a*a)}
f.ceil=function(){this.top=Math.ceil(this.top);this.right=Math.ceil(this.right);this.bottom=Math.ceil(this.bottom);this.left=Math.ceil(this.left);return this};f.floor=function(){this.top=Math.floor(this.top);this.right=Math.floor(this.right);this.bottom=Math.floor(this.bottom);this.left=Math.floor(this.left);return this};f.round=function(){this.top=Math.round(this.top);this.right=Math.round(this.right);this.bottom=Math.round(this.bottom);this.left=Math.round(this.left);return this};function fh(a,b,c,d){this.left=a;this.top=b;this.width=c;this.height=d}f=fh.prototype;f.clone=function(){return new fh(this.left,this.top,this.width,this.height)};function gh(a){return new bh(a.top,a.left+a.width,a.top+a.height,a.left)}function hh(a){return new fh(a.left,a.top,a.right-a.left,a.bottom-a.top)}
function ih(a,b){var c=Math.max(a.left,b.left),d=Math.min(a.left+a.width,b.left+b.width);if(c<=d){var e=Math.max(a.top,b.top);b=Math.min(a.top+a.height,b.top+b.height);if(e<=b)return a.left=c,a.top=e,a.width=d-c,a.height=b-e,!0}return!1}function jh(a,b){var c=Math.max(a.left,b.left),d=Math.min(a.left+a.width,b.left+b.width);if(c<=d){var e=Math.max(a.top,b.top);a=Math.min(a.top+a.height,b.top+b.height);if(e<=a)return new fh(c,e,d-c,a-e)}return null}
function kh(a,b){return a.left<=b.left+b.width&&b.left<=a.left+a.width&&a.top<=b.top+b.height&&b.top<=a.top+a.height}function lh(a,b){if(!a||!b)return null;a=new fh(a.left,a.top,a.width,a.height);var c=Math.max(a.left+a.width,b.left+b.width),d=Math.max(a.top+a.height,b.top+b.height);a.left=Math.min(a.left,b.left);a.top=Math.min(a.top,b.top);a.width=c-a.left;a.height=d-a.top;return a}f.getSize=function(){return new Je(this.width,this.height)};
f.ceil=function(){this.left=Math.ceil(this.left);this.top=Math.ceil(this.top);this.width=Math.ceil(this.width);this.height=Math.ceil(this.height);return this};f.floor=function(){this.left=Math.floor(this.left);this.top=Math.floor(this.top);this.width=Math.floor(this.width);this.height=Math.floor(this.height);return this};f.round=function(){this.left=Math.round(this.left);this.top=Math.round(this.top);this.width=Math.round(this.width);this.height=Math.round(this.height);return this};function K(a,b,c){if("string"===typeof b)(b=mh(a,b))&&(a.style[b]=c);else for(var d in b){c=a;var e=b[d],g=mh(c,d);g&&(c.style[g]=e)}}var nh={};function mh(a,b){var c=nh[b];if(!c){var d=$e(b);c=d;void 0===a.style[d]&&(d=(Bc?"Webkit":Ac?"Moz":A?"ms":null)+af(d),void 0!==a.style[d]&&(c=d));nh[b]=c}return c}function oh(a,b){var c=a.style[$e(b)];return"undefined"!==typeof c?c:a.style[mh(a,b)]||""}
function ph(a,b){var c=df(a);return c.defaultView&&c.defaultView.getComputedStyle&&(a=c.defaultView.getComputedStyle(a,null))?a[b]||a.getPropertyValue(b)||"":""}function qh(a,b){return a.currentStyle?a.currentStyle[b]:null}function rh(a,b){return ph(a,b)||qh(a,b)||a.style&&a.style[b]}function sh(a,b,c){if(b instanceof B){var d=b.x;b=b.y}else d=b,b=c;a.style.left=th(d,!1);a.style.top=th(b,!1)}function uh(a){return new B(a.offsetLeft,a.offsetTop)}
function vh(a){a=a?df(a):document;return!A||Tc(9)||qf(bf(a).g)?a.documentElement:a.body}function wh(a){try{return a.getBoundingClientRect()}catch(b){return{left:0,top:0,right:0,bottom:0}}}
function xh(a){if(A&&!Tc(8))return a.offsetParent;var b=df(a),c=rh(a,"position"),d="fixed"==c||"absolute"==c;for(a=a.parentNode;a&&a!=b;a=a.parentNode)if(11==a.nodeType&&a.host&&(a=a.host),c=rh(a,"position"),d=d&&"static"==c&&a!=b.documentElement&&a!=b.body,!d&&(a.scrollWidth>a.clientWidth||a.scrollHeight>a.clientHeight||"fixed"==c||"absolute"==c||"relative"==c))return a;return null}
function yh(a){for(var b=new bh(0,Infinity,Infinity,0),c=bf(a),d=c.g.body,e=c.g.documentElement,g=sf(c.g);a=xh(a);)if(!(A&&0==a.clientWidth||Bc&&0==a.clientHeight&&a==d)&&a!=d&&a!=e&&"visible"!=rh(a,"overflow")){var h=zh(a),k=new B(a.clientLeft,a.clientTop);h.x+=k.x;h.y+=k.y;b.top=Math.max(b.top,h.y);b.right=Math.min(b.right,h.x+a.clientWidth);b.bottom=Math.min(b.bottom,h.y+a.clientHeight);b.left=Math.max(b.left,h.x)}d=g.scrollLeft;g=g.scrollTop;b.left=Math.max(b.left,d);b.top=Math.max(b.top,g);c=
pf(Yf(c));b.right=Math.min(b.right,d+c.width);b.bottom=Math.min(b.bottom,g+c.height);return 0<=b.top&&0<=b.left&&b.bottom>b.top&&b.right>b.left?b:null}
function Ah(a,b){b=b||sf(document);var c=b||sf(document);var d=zh(a),e=zh(c),g=Bh(c);if(c==sf(document)){var h=d.x-c.scrollLeft;d=d.y-c.scrollTop;A&&!Tc(10)&&(h+=g.left,d+=g.top)}else h=d.x-e.x-g.left,d=d.y-e.y-g.top;a=Ch(a);g=c.clientHeight-a.height;e=c.scrollLeft;var k=c.scrollTop;e+=Math.min(h,Math.max(h-(c.clientWidth-a.width),0));k+=Math.min(d,Math.max(d-g,0));c=new B(e,k);b.scrollLeft=c.x;b.scrollTop=c.y}
function zh(a){var b=df(a),c=new B(0,0),d=vh(b);if(a==d)return c;a=wh(a);b=rf(bf(b).g);c.x=a.left+b.x;c.y=a.top+b.y;return c}function Dh(a,b){a=Eh(a);b=Eh(b);return new B(a.x-b.x,a.y-b.y)}function Fh(a){a=wh(a);return new B(a.left,a.top)}function Eh(a){if(1==a.nodeType)return Fh(a);a=a.changedTouches?a.changedTouches[0]:a;return new B(a.clientX,a.clientY)}function Gh(a,b,c){var d=zh(a);b instanceof B&&(c=b.y,b=b.x);sh(a,a.offsetLeft+(b-d.x),a.offsetTop+(Number(c)-d.y))}
function L(a,b,c){if(b instanceof Je)c=b.height,b=b.width;else if(void 0==c)throw Error("missing height argument");Hh(a,b);a.style.height=th(c,!0)}function th(a,b){"number"==typeof a&&(a=(b?Math.round(a):a)+"px");return a}function Hh(a,b){a.style.width=th(b,!0)}function M(a){var b=Ch;if("none"!=rh(a,"display"))return b(a);var c=a.style,d=c.display,e=c.visibility,g=c.position;c.visibility="hidden";c.position="absolute";c.display="inline";a=b(a);c.display=d;c.position=g;c.visibility=e;return a}
function Ch(a){var b=a.offsetWidth,c=a.offsetHeight,d=Bc&&!b&&!c;return(void 0===b||d)&&a.getBoundingClientRect?(a=wh(a),new Je(a.right-a.left,a.bottom-a.top)):new Je(b,c)}function Ih(a){var b=zh(a);a=M(a);return new fh(b.x,b.y,a.width,a.height)}function Jh(a,b){a=a.style;"opacity"in a?a.opacity=b:"MozOpacity"in a?a.MozOpacity=b:"filter"in a&&(a.filter=""===b?"":"alpha(opacity="+100*Number(b)+")")}function N(a,b){a.style.display=b?"":"none"}function Kh(a){return"none"!=a.style.display}
function Lh(a){return"rtl"==rh(a,"direction")}var Mh=Ac?"MozUserSelect":Bc||yc?"WebkitUserSelect":null;function Nh(a,b,c){c=c?null:a.getElementsByTagName("*");if(Mh){if(b=b?"none":"",a.style&&(a.style[Mh]=b),c){a=0;for(var d;d=c[a];a++)d.style&&(d.style[Mh]=b)}}else if(A&&(b=b?"on":"",a.setAttribute("unselectable",b),c))for(a=0;d=c[a];a++)d.setAttribute("unselectable",b)}function Oh(a,b){Ph(a,b,"border-box")}
function Qh(a){var b=df(a),c=A&&a.currentStyle;if(c&&qf(bf(b).g)&&"auto"!=c.width&&"auto"!=c.height&&!c.boxSizing)return b=Rh(a,c.width,"width","pixelWidth"),a=Rh(a,c.height,"height","pixelHeight"),new Je(b,a);c=new Je(a.offsetWidth,a.offsetHeight);if(A){b=Sh(a,"paddingLeft");var d=Sh(a,"paddingRight"),e=Sh(a,"paddingTop"),g=Sh(a,"paddingBottom");b=new bh(e,d,g,b)}else b=ph(a,"paddingLeft"),d=ph(a,"paddingRight"),e=ph(a,"paddingTop"),g=ph(a,"paddingBottom"),b=new bh(parseFloat(e),parseFloat(d),parseFloat(g),
parseFloat(b));a=Bh(a);return new Je(c.width-a.left-b.left-b.right-a.right,c.height-a.top-b.top-b.bottom-a.bottom)}function Ph(a,b,c){a=a.style;Ac?a.MozBoxSizing=c:Bc?a.WebkitBoxSizing=c:a.boxSizing=c;a.width=Math.max(b.width,0)+"px";a.height=Math.max(b.height,0)+"px"}function Rh(a,b,c,d){if(/^\d+px?$/.test(b))return parseInt(b,10);var e=a.style[c],g=a.runtimeStyle[c];a.runtimeStyle[c]=a.currentStyle[c];a.style[c]=b;b=a.style[d];a.style[c]=e;a.runtimeStyle[c]=g;return+b}
function Sh(a,b){return(b=qh(a,b))?Rh(a,b,"left","pixelLeft"):0}var Th={thin:2,medium:4,thick:6};function Uh(a,b){if("none"==qh(a,b+"Style"))return 0;b=qh(a,b+"Width");return b in Th?Th[b]:Rh(a,b,"left","pixelLeft")}
function Bh(a){if(A&&!Tc(9)){var b=Uh(a,"borderLeft"),c=Uh(a,"borderRight"),d=Uh(a,"borderTop");a=Uh(a,"borderBottom");return new bh(d,c,a,b)}b=ph(a,"borderLeftWidth");c=ph(a,"borderRightWidth");d=ph(a,"borderTopWidth");a=ph(a,"borderBottomWidth");return new bh(parseFloat(d),parseFloat(c),parseFloat(a),parseFloat(b))};/*

 SPDX-License-Identifier: Apache-2.0
*/
var Vh="function"===typeof URL;function Wh(a){if(!Vh){a:{var b=document.createElement("a");try{b.href=a}catch(c){a=void 0;break a}a=b.protocol;a=":"===a||""===a?"https:":a}return a}try{b=new URL(a)}catch(c){return"https:"}return b.protocol}var Xh=["data:","http:","https:","mailto:","ftp:"];function Yh(a){if("javascript:"!==Wh(a))return a}function Zh(a){return a instanceof Fd?Gd(a):Yh(a)};function $h(a,b){b=Zh(b);void 0!==b&&(a.href=b)};function ai(){}function bi(a){this.g=a}n(bi,ai);bi.prototype.toString=function(){return this.g};function O(a,b){1===a.nodeType&&ci(a);a.innerHTML=je(b)}function di(a,b,c){var d="beforebegin"===b||"afterend"===b?a.parentElement:a;null!==d&&ci(d);a.insertAdjacentHTML(b,je(c))}function ei(a,b){var c=fi;if(0===c.length)throw Error("");if(c.map(function(d){if(d instanceof bi)d=d.g;else throw Error("");return d}).every(function(d){return 0!=="value".indexOf(d)}))throw Error('Attribute "value" does not match any of the allowed prefixes.');a.setAttribute("value",b)}
function ci(a){a=a.tagName;if("SCRIPT"===a||"STYLE"===a)throw Error("");};function gi(a,b){a.src=Ad(b);var c,d;(c=(b=null==(d=(c=(a.ownerDocument&&a.ownerDocument.defaultView||window).document).querySelector)?void 0:d.call(c,"script[nonce]"))?b.nonce||b.getAttribute("nonce")||"":"")&&a.setAttribute("nonce",c)};function hi(a,b){b=Zh(b);void 0!==b&&(a.href=b)};function ii(a){this.hl=a}function ji(a){return new ii(function(b){return b.substr(0,a.length+1).toLowerCase()===a+":"})}var ki=[ji("data"),ji("http"),ji("https"),ji("mailto"),ji("ftp"),new ii(function(a){return/^[^:]*([/?#]|$)/.test(a)})];function li(a){var b=void 0===b?ki:b;a:{b=void 0===b?ki:b;for(var c=0;c<b.length;++c){var d=b[c];if(d instanceof ii&&d.hl(a)){a=Kd(a);break a}}a=void 0}return a||Ld};function mi(a,b){b=Zh(b);void 0!==b&&a.open(b,void 0,void 0)};var ni={"* ARIA-CHECKED":!0,"* ARIA-COLCOUNT":!0,"* ARIA-COLINDEX":!0,"* ARIA-CONTROLS":!0,"* ARIA-DESCRIBEDBY":!0,"* ARIA-DISABLED":!0,"* ARIA-EXPANDED":!0,"* ARIA-GOOG-EDITABLE":!0,"* ARIA-HASPOPUP":!0,"* ARIA-HIDDEN":!0,"* ARIA-LABEL":!0,"* ARIA-LABELLEDBY":!0,"* ARIA-MULTILINE":!0,"* ARIA-MULTISELECTABLE":!0,"* ARIA-ORIENTATION":!0,"* ARIA-PLACEHOLDER":!0,"* ARIA-READONLY":!0,"* ARIA-REQUIRED":!0,"* ARIA-ROLEDESCRIPTION":!0,"* ARIA-ROWCOUNT":!0,"* ARIA-ROWINDEX":!0,"* ARIA-SELECTED":!0,"* ABBR":!0,
"* ACCEPT":!0,"* ACCESSKEY":!0,"* ALIGN":!0,"* ALT":!0,"* AUTOCOMPLETE":!0,"* AXIS":!0,"* BGCOLOR":!0,"* BORDER":!0,"* CELLPADDING":!0,"* CELLSPACING":!0,"* CHAROFF":!0,"* CHAR":!0,"* CHECKED":!0,"* CLEAR":!0,"* COLOR":!0,"* COLSPAN":!0,"* COLS":!0,"* COMPACT":!0,"* COORDS":!0,"* DATETIME":!0,"* DIR":!0,"* DISABLED":!0,"* ENCTYPE":!0,"* FACE":!0,"* FRAME":!0,"* HEIGHT":!0,"* HREFLANG":!0,"* HSPACE":!0,"* ISMAP":!0,"* LABEL":!0,"* LANG":!0,"* MAX":!0,"* MAXLENGTH":!0,"* METHOD":!0,"* MULTIPLE":!0,
"* NOHREF":!0,"* NOSHADE":!0,"* NOWRAP":!0,"* OPEN":!0,"* READONLY":!0,"* REQUIRED":!0,"* REL":!0,"* REV":!0,"* ROLE":!0,"* ROWSPAN":!0,"* ROWS":!0,"* RULES":!0,"* SCOPE":!0,"* SELECTED":!0,"* SHAPE":!0,"* SIZE":!0,"* SPAN":!0,"* START":!0,"* SUMMARY":!0,"* TABINDEX":!0,"* TITLE":!0,"* TYPE":!0,"* VALIGN":!0,"* VALUE":!0,"* VSPACE":!0,"* WIDTH":!0},oi={"* USEMAP":!0,"* ACTION":!0,"* CITE":!0,"* HREF":!0,"* LONGDESC":!0,"* SRC":!0,"LINK HREF":!0,"* FOR":!0,"* HEADERS":!0,"* NAME":!0,"A TARGET":!0,
"* CLASS":!0,"* ID":!0,"* STYLE":!0};var pi="undefined"!=typeof WeakMap&&-1!=WeakMap.toString().indexOf("[native code]"),qi=0;function ri(){this.j=[];this.i=[];this.g="data-elementweakmap-index-"+qi++}ri.prototype.set=function(a,b){if(Hg(sg,a,"hasAttribute",[this.g])){var c=parseInt(Hg(tg,a,"getAttribute",[this.g])||null,10);this.i[c]=b}else c=this.i.push(b)-1,Jg(a,this.g,c.toString()),this.j.push(a);return this};
ri.prototype.get=function(a){if(Hg(sg,a,"hasAttribute",[this.g]))return a=parseInt(Hg(tg,a,"getAttribute",[this.g])||null,10),this.i[a]};ri.prototype.clear=function(){this.j.forEach(function(a){Hg(vg,a,"removeAttribute",[this.g])},this);this.j=[];this.i=[]};var si=!A||Tc(10),ti=!A||null==document.documentMode;function ui(){};var vi={APPLET:!0,AUDIO:!0,BASE:!0,BGSOUND:!0,EMBED:!0,FORM:!0,IFRAME:!0,ISINDEX:!0,KEYGEN:!0,LAYER:!0,LINK:!0,META:!0,OBJECT:!0,SCRIPT:!0,SVG:!0,STYLE:!0,TEMPLATE:!0,VIDEO:!0};var wi={A:!0,ABBR:!0,ACRONYM:!0,ADDRESS:!0,AREA:!0,ARTICLE:!0,ASIDE:!0,B:!0,BDI:!0,BDO:!0,BIG:!0,BLOCKQUOTE:!0,BR:!0,BUTTON:!0,CAPTION:!0,CENTER:!0,CITE:!0,CODE:!0,COL:!0,COLGROUP:!0,DATA:!0,DATALIST:!0,DD:!0,DEL:!0,DETAILS:!0,DFN:!0,DIALOG:!0,DIR:!0,DIV:!0,DL:!0,DT:!0,EM:!0,FIELDSET:!0,FIGCAPTION:!0,FIGURE:!0,FONT:!0,FOOTER:!0,FORM:!0,H1:!0,H2:!0,H3:!0,H4:!0,H5:!0,H6:!0,HEADER:!0,HGROUP:!0,HR:!0,I:!0,IMG:!0,INPUT:!0,INS:!0,KBD:!0,LABEL:!0,LEGEND:!0,LI:!0,MAIN:!0,MAP:!0,MARK:!0,MENU:!0,METER:!0,NAV:!0,
NOSCRIPT:!0,OL:!0,OPTGROUP:!0,OPTION:!0,OUTPUT:!0,P:!0,PRE:!0,PROGRESS:!0,Q:!0,S:!0,SAMP:!0,SECTION:!0,SELECT:!0,SMALL:!0,SOURCE:!0,SPAN:!0,STRIKE:!0,STRONG:!0,STYLE:!0,SUB:!0,SUMMARY:!0,SUP:!0,TABLE:!0,TBODY:!0,TD:!0,TEXTAREA:!0,TFOOT:!0,TH:!0,THEAD:!0,TIME:!0,TR:!0,TT:!0,U:!0,UL:!0,VAR:!0,WBR:!0};var xi={"ANNOTATION-XML":!0,"COLOR-PROFILE":!0,"FONT-FACE":!0,"FONT-FACE-SRC":!0,"FONT-FACE-URI":!0,"FONT-FACE-FORMAT":!0,"FONT-FACE-NAME":!0,"MISSING-GLYPH":!0};
function yi(a){a=a||new zi;Ai(a);this.i=ld(a.g);this.s=ld(a.qa);this.j=ld(a.ta);this.ma=a.na;a.Ba.forEach(function(b){if(!Pb(b,"data-"))throw new fb('Only "data-" attributes allowed, got: %s.',[b]);if(Pb(b,"data-sanitizer-"))throw new fb('Attributes with "%s" prefix are not allowed, got: %s.',["data-sanitizer-",b]);this.i["* "+b.toUpperCase()]=Bi},this);a.wa.forEach(function(b){b=b.toUpperCase();if(!cc(b,"-")||xi[b])throw new fb("Only valid custom element tag names allowed, got: %s.",[b]);this.j[b]=
!0},this);this.V=a.j;this.o=a.Ja;this.l=null;this.O=a.ma}u(yi,ui);function Ci(a){return function(b,c){return(b=a(Tb(b),c))&&"about:invalid#zClosurez"!=Gd(b)?Gd(b):null}}function zi(){this.g={};v([ni,oi],function(a){fd(a).forEach(function(b){this.g[b]=Bi},this)},this);this.i={};this.Ba=[];this.wa=[];this.qa=ld(vi);this.ta=ld(wi);this.na=!1;this.V=Jd;this.O=this.l=this.o=this.j=Zc;this.Ja=null;this.s=this.ma=!1}function Di(a,b){return function(c,d,e,g){c=a(c,d,e,g);return null==c?null:b(c,d,e,g)}}
function Ei(a,b,c,d){a[c]&&!b[c]&&(a[c]=Di(a[c],d))}
function Ai(a){if(a.s)throw Error("HtmlSanitizer.Builder.build() can only be used once.");Ei(a.g,a.i,"* USEMAP",Fi);var b=Ci(a.V);["* ACTION","* CITE","* HREF"].forEach(function(d){Ei(this.g,this.i,d,b)},a);var c=Ci(a.j);["* LONGDESC","* SRC","LINK HREF"].forEach(function(d){Ei(this.g,this.i,d,c)},a);["* FOR","* HEADERS","* NAME"].forEach(function(d){Ei(this.g,this.i,d,t(Gi,this.o))},a);Ei(a.g,a.i,"A TARGET",t(Hi,["_blank","_self"]));Ei(a.g,a.i,"* CLASS",t(Ii,a.l));Ei(a.g,a.i,"* ID",t(Ji,a.l));Ei(a.g,
a.i,"* STYLE",t(a.O,c));a.s=!0}function Ki(a,b){a||(a="*");return(a+" "+b).toUpperCase()}function Bi(a){return Tb(a)}function Hi(a,b){b=Tb(b);return ob(a,b.toLowerCase())?b:null}function Fi(a){return(a=Tb(a))&&"#"==a.charAt(0)?a:null}function Gi(a,b,c){return a(Tb(b),c)}function Ii(a,b,c){b=b.split(/(?:\s+)/);for(var d=[],e=0;e<b.length;e++){var g=a(b[e],c);g&&d.push(g)}return 0==d.length?null:d.join(" ")}function Ji(a,b,c){return a(Tb(b),c)}
yi.prototype.g=function(a){var b=!("STYLE"in this.s)&&"STYLE"in this.j;this.l="*"==this.o&&b?"sanitizer-"+Ze():this.o;if(si){b=a;if(si){a=H("SPAN");this.l&&"*"==this.o&&(a.id=this.l);this.O&&(b=Yg("<div>"+b+"</div>"),$g(b),b=b.innerHTML);b=le(b);var c=document.createElement("template");if(ti&&"content"in c)ye(c,b),c=c.content;else{var d=document.implementation.createHTMLDocument("x");c=d.body;ye(d.body,b)}b=document.createTreeWalker(c,NodeFilter.SHOW_ELEMENT|NodeFilter.SHOW_TEXT,null,!1);for(c=pi?
new WeakMap:new ri;d=b.nextNode();){c:{var e=d;switch(Ng(e)){case 3:e=Li(this,e);break c;case 1:if("TEMPLATE"==Mg(e).toUpperCase())e=null;else{var g=Mg(e).toUpperCase();if(g in this.s||"http://www.w3.org/1999/xhtml"!=Rg(e))var h=null;else this.j[g]?h=document.createElement(g):(h=H("SPAN"),this.ma&&Jg(h,"data-sanitizer-original-tag",g.toLowerCase()));if(h){var k=h,l=Ig(e);if(null!=l)for(var m=0;g=l[m];m++)if(g.specified){var p=e;var x=g;var C=x.name;if(Pb(C,"data-sanitizer-"))x=null;else{var E=Mg(p);
x=x.value;var G={tagName:Tb(E).toLowerCase(),attributeName:Tb(C).toLowerCase()},P={Ck:void 0};"style"==G.attributeName&&(P.Ck=Kg(p));p=Ki(E,C);p in this.i?(C=this.i[p],x=C(x,G,P)):(C=Ki(null,C),C in this.i?(C=this.i[C],x=C(x,G,P)):x=null)}null!==x&&Jg(k,g.name,x)}e=h}else e=null}break c;default:e=null}}if(e){if(1==Ng(e)&&c.set(d,e),d=Og(d),g=!1,d)h=Ng(d),k=Mg(d).toLowerCase(),l=Og(d),11!=h||l?"body"==k&&l&&(h=Og(l))&&!Og(h)&&(g=!0):g=!0,h=null,g||!d?h=a:1==Ng(d)&&(h=c.get(d)),h.content&&(h=h.content),
h.appendChild(e)}else Af(d)}c.clear&&c.clear()}else a=H("SPAN");0<Ig(a).length&&(b=H("SPAN"),b.appendChild(a),a=b);a=(new XMLSerializer).serializeToString(a);a=a.slice(a.indexOf(">")+1,a.lastIndexOf("</"))}else a="";return le(a)};function Li(a,b){var c=b.data;(b=Og(b))&&"style"==Mg(b).toLowerCase()&&!("STYLE"in a.s)&&"STYLE"in a.j&&(c=fe(Xg(c,a.l,r(function(d,e){return this.V(d,{ys:e})},a))));return document.createTextNode(c)};function Mi(a,b){b=void 0===b?{}:b;if(a instanceof ie)return a;a=Ni(String(a));b.Fw&&(a=a.replace(/(^|[\r\n\t ]) /g,"$1&#160;"));b.jj&&(a=a.replace(/(\r\n|\n|\r)/g,"<br>"));b.Gw&&(a=a.replace(/(\t+)/g,'<span style="white-space:pre">$1</span>'));return le(a)}
function Oi(a){var b={nonce:Ae()};b=void 0===b?{}:b;a=(a instanceof yd&&a.constructor===yd?a.g:"type_error:SafeScript").toString();var c="<script";b.id&&(c+=' id="'+Ni(b.id)+'"');b.nonce&&(c+=' nonce="'+Ni(b.nonce)+'"');b.type&&(c+=' type="'+Ni(b.type)+'"');b.defer&&(c+=" defer");return le(c+(">"+a+"\x3c/script>"))}function Ni(a){return a.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/"/g,"&quot;").replace(/'/g,"&apos;")}
function Pi(a){var b=Mi("");return le(a.map(function(c){return je(Mi(c))}).join(je(b).toString()))}var Qi=/^[a-z][a-z\d-]*$/i,Ri="APPLET BASE EMBED IFRAME LINK MATH META OBJECT SCRIPT STYLE SVG TEMPLATE".split(" "),Si="AREA BR COL COMMAND HR IMG INPUT KEYGEN PARAM SOURCE TRACK WBR".split(" "),Ti=["action","formaction","href"];function Ui(a){if(!Qi.test(a))throw Error("");if(-1!==Ri.indexOf(a.toUpperCase()))throw Error("");}
function Vi(a,b,c){Ui(a);var d="<"+a;b&&(d+=Wi(b));Array.isArray(c)||(c=void 0===c?[]:[c]);-1!==Si.indexOf(a.toUpperCase())?d+=">":(b=Pi(c.map(function(e){return e instanceof ie?e:Mi(String(e))})),d+=">"+b.toString()+"</"+a+">");return le(d)}
function Wi(a){for(var b="",c=Object.keys(a),d=0;d<c.length;d++){var e=c[d],g=a[e];if(!Qi.test(e))throw Error("");if(void 0!==g&&null!==g){if(/^on/i.test(e))throw Error("");-1!==Ti.indexOf(e.toLowerCase())&&(g=g instanceof Fd?g.toString():Yh(String(g))||"about:invalid#zClosurez");e=e+'="'+Mi(String(g))+'"';b+=" "+e}}return b};function Xi(a){var b=document.implementation.createHTMLDocument(""),c=b.createRange();c.selectNode(b.body);a=le(a);return c.createContextualFragment(je(a))};function Yi(a){a=a.nodeName;return"string"===typeof a?a:"FORM"}function Zi(a){a=a.nodeType;return 1===a||"number"!==typeof a};function $i(a,b,c,d){var e=new Map(aj);this.j=a;this.g=e;this.l=b;this.o=c;this.i=d}function bj(a,b,c){c=a.g.get(c);return(null==c?0:c.has(b))?c.get(b):a.l.has(b)?{tc:1}:(c=a.o.get(b))?c:a.i&&[].concat(na(a.i)).some(function(d){return 0===b.indexOf(d)})?{tc:1}:{tc:0}};var cj="ARTICLE SECTION NAV ASIDE H1 H2 H3 H4 H5 H6 HEADER FOOTER ADDRESS P HR PRE BLOCKQUOTE OL UL LH LI DL DT DD FIGURE FIGCAPTION MAIN DIV EM STRONG SMALL S CITE Q DFN ABBR RUBY RB RT RTC RP DATA TIME CODE VAR SAMP KBD SUB SUP I B U MARK BDI BDO SPAN BR WBR INS DEL PICTURE PARAM TRACK MAP TABLE CAPTION COLGROUP COL TBODY THEAD TFOOT TR TD TH SELECT DATALIST OPTGROUP OPTION OUTPUT PROGRESS METER FIELDSET LEGEND DETAILS SUMMARY MENU DIALOG SLOT CANVAS FONT CENTER".split(" "),aj=[["A",new Map([["href",
{tc:2}]])],["AREA",new Map([["href",{tc:2}]])],["LINK",new Map([["href",{tc:2,conditions:new Map([["rel",new Set("alternate author bookmark canonical cite help icon license next prefetch dns-prefetch prerender preconnect preload prev search subresource".split(" "))]])}]])],["SOURCE",new Map([["src",{tc:1}]])],["IMG",new Map([["src",{tc:1}]])],["VIDEO",new Map([["src",{tc:1}]])],["AUDIO",new Map([["src",{tc:1}]])]],dj="title aria-atomic aria-autocomplete aria-busy aria-checked aria-current aria-disabled aria-dropeffect aria-expanded aria-haspopup aria-hidden aria-invalid aria-label aria-level aria-live aria-multiline aria-multiselectable aria-orientation aria-posinset aria-pressed aria-readonly aria-relevant aria-required aria-selected aria-setsize aria-sort aria-valuemax aria-valuemin aria-valuenow aria-valuetext alt align autocapitalize autocomplete autocorrect autofocus autoplay bgcolor border cellpadding cellspacing checked color cols colspan controls datetime disabled download draggable enctype face formenctype frameborder height hreflang hidden ismap label lang loop max maxlength media minlength min multiple muted nonce open placeholder preload rel required reversed role rows rowspan selected shape size sizes slot span spellcheck start step summary translate type valign value width wrap itemscope itemtype itemid itemprop itemref".split(" "),
ej=[["dir",{tc:3,conditions:new Map([["dir",new Set(["auto","ltr","rtl"])]])}],["async",{tc:3,conditions:new Map([["async",new Set(["async"])]])}],["cite",{tc:2}],["loading",{tc:3,conditions:new Map([["loading",new Set(["eager","lazy"])]])}],["poster",{tc:2}],["target",{tc:3,conditions:new Map([["target",new Set(["_self","_blank"])]])}]],fj=new $i(new Set(cj),new Set(dj),new Map(ej)),gj=new $i(new Set(cj),new Set(dj.concat(["class","id"])),new Map(ej.concat([["style",{tc:4}]]))),hj=new $i(new Set(cj.concat("STYLE TITLE INPUT TEXTAREA BUTTON LABEL".split(" "))),
new Set(dj.concat(["class","id","tabindex","contenteditable","name"])),new Map(ej.concat([["style",{tc:4}]])),new Set(["data-","aria-"]));function ij(a){this.j=a;this.i=[]}function jj(a,b){a.i=[];b=a.g(b);if(0!==a.i.length)throw Error("");return b}ij.prototype.g=function(a){var b=document.createElement("span");b.appendChild(kj(this,a));a=(new XMLSerializer).serializeToString(b);a=a.slice(a.indexOf(">")+1,a.lastIndexOf("</"));return le(a)};
function kj(a,b){b=Xi(b);b=document.createTreeWalker(b,5,function(h){return lj(a,h)},!1);for(var c=b.nextNode(),d=document.createDocumentFragment(),e=d;null!==c;){var g=void 0;if(3===c.nodeType)g=document.createTextNode(c.data);else if(Zi(c))g=mj(a,c);else throw Error("");e.appendChild(g);if(c=b.firstChild())e=g;else for(;!(c=b.nextSibling())&&(c=b.parentNode());)e=e.parentNode}return d}
function mj(a,b){var c=Yi(b),d=document.createElement(c);b=b.attributes;for(var e=la(b),g=e.next();!g.done;g=e.next()){var h=g.value;g=h.name;h=h.value;var k=bj(a.j,g,c),l;a:{if(l=k.conditions){l=la(l);for(var m=l.next();!m.done;m=l.next()){var p=la(m.value);m=p.next().value;p=p.next().value;var x=void 0;if((m=null==(x=b.getNamedItem(m))?void 0:x.value)&&!p.has(m)){l=!1;break a}}}l=!0}if(l)switch(k.tc){case 1:nj(d,g,h);break;case 2:k=Wh(h);k=void 0!==k&&-1!==Xh.indexOf(k.toLowerCase())?h:"about:invalid#zClosurez";
k!==h&&oj(a);nj(d,g,k);break;case 3:nj(d,g,h.toLowerCase());break;case 4:nj(d,g,h);break;case 0:oj(a)}else oj(a)}return d}function lj(a,b){if(3===b.nodeType)return 1;if(!Zi(b))return 2;b=Yi(b);if(null===b)return oj(a),2;var c=a.j;if("FORM"!==b&&(c.j.has(b)||c.g.has(b)))return 1;oj(a);return 2}function oj(a){0===a.i.length&&a.i.push("")}function nj(a,b,c){a.setAttribute(b,c)}var pj=new ij(fj);function qj(a){return jj(pj,a)}var rj=new ij(gj),sj=new ij(hj);function tj(a){var b=Ha.apply(1,arguments);if(0===b.length)return Dd(a[0]);for(var c=a[0],d=0;d<b.length;d++)c+=encodeURIComponent(b[d])+a[d+1];return Dd(c)};var uj={0:1,1:1},vj={0:.1,1:.1};function wj(a,b){try{jj(sj,a)}catch(c){return xj(b,"H_SLSANITIZE"),!0}try{jj(rj,a)}catch(c){return xj(b,"H_RSANITIZE"),!0}try{qj(a)}catch(c){return xj(b,"H_SANITIZE"),!0}return!1}function xj(a,b){(yj?yj:"undefined"!==typeof window&&window.navigator&&void 0!==window.navigator.sendBeacon?navigator.sendBeacon.bind(navigator):zj)("https://csp.withgoogle.com/csp/lcreport/"+a.qj,JSON.stringify({host:window.location.hostname,type:b,additionalData:void 0}))}
function zj(a,b){var c=new XMLHttpRequest;c.open("POST",a);c.setRequestHeader("Content-Type","application/json");c.send(b)}var yj;function Aj(a){return(new yi(new zi)).g(a)};function Bj(a){a&&"function"==typeof a.Ea&&a.Ea()};function Cj(){this.Id=this.Id;this.Ja=this.Ja}Cj.prototype.Id=!1;Cj.prototype.Ea=function(){this.Id||(this.Id=!0,this.ua())};function Dj(a,b){b=t(Bj,b);a.Id?b():(a.Ja||(a.Ja=[]),a.Ja.push(b))}Cj.prototype.ua=function(){if(this.Ja)for(;this.Ja.length;)this.Ja.shift()()};function Ej(a){this.id=a}Ej.prototype.toString=function(){return this.id};function Fj(a,b){this.type=a instanceof Ej?String(a):a;this.currentTarget=this.target=b;this.defaultPrevented=this.g=!1}Fj.prototype.stopPropagation=function(){this.g=!0};Fj.prototype.preventDefault=function(){this.defaultPrevented=!0};function Gj(a){a.preventDefault()};var Hj=function(){if(!q.addEventListener||!Object.defineProperty)return!1;var a=!1,b=Object.defineProperty({},"passive",{get:function(){a=!0}});try{var c=function(){};q.addEventListener("test",c,b);q.removeEventListener("test",c,b)}catch(d){}return a}();function Ij(a,b){Fj.call(this,a?a.type:"");this.relatedTarget=this.currentTarget=this.target=null;this.button=this.screenY=this.screenX=this.clientY=this.clientX=this.offsetY=this.offsetX=0;this.key="";this.charCode=this.keyCode=0;this.metaKey=this.shiftKey=this.altKey=this.ctrlKey=!1;this.state=null;this.Bl=!1;this.pointerId=0;this.pointerType="";this.Ob=null;a&&this.al(a,b)}u(Ij,Fj);var Jj={2:"touch",3:"pen",4:"mouse"};
Ij.prototype.al=function(a,b){var c=this.type=a.type,d=a.changedTouches&&a.changedTouches.length?a.changedTouches[0]:null;this.target=a.target||a.srcElement;this.currentTarget=b;(b=a.relatedTarget)?Ac&&(vc(b,"nodeName")||(b=null)):"mouseover"==c?b=a.fromElement:"mouseout"==c&&(b=a.toElement);this.relatedTarget=b;d?(this.clientX=void 0!==d.clientX?d.clientX:d.pageX,this.clientY=void 0!==d.clientY?d.clientY:d.pageY,this.screenX=d.screenX||0,this.screenY=d.screenY||0):(this.offsetX=Bc||void 0!==a.offsetX?
a.offsetX:a.layerX,this.offsetY=Bc||void 0!==a.offsetY?a.offsetY:a.layerY,this.clientX=void 0!==a.clientX?a.clientX:a.pageX,this.clientY=void 0!==a.clientY?a.clientY:a.pageY,this.screenX=a.screenX||0,this.screenY=a.screenY||0);this.button=a.button;this.keyCode=a.keyCode||0;this.key=a.key||"";this.charCode=a.charCode||("keypress"==c?a.keyCode:0);this.ctrlKey=a.ctrlKey;this.altKey=a.altKey;this.shiftKey=a.shiftKey;this.metaKey=a.metaKey;this.Bl=Dc?a.metaKey:a.ctrlKey;this.pointerId=a.pointerId||0;this.pointerType=
"string"===typeof a.pointerType?a.pointerType:Jj[a.pointerType]||"";this.state=a.state;this.Ob=a;a.defaultPrevented&&Ij.oa.preventDefault.call(this)};function Kj(a){return 0==a.Ob.button&&!(Dc&&a.ctrlKey)}Ij.prototype.stopPropagation=function(){Ij.oa.stopPropagation.call(this);this.Ob.stopPropagation?this.Ob.stopPropagation():this.Ob.cancelBubble=!0};Ij.prototype.preventDefault=function(){Ij.oa.preventDefault.call(this);var a=this.Ob;a.preventDefault?a.preventDefault():a.returnValue=!1};var Lj="closure_listenable_"+(1E6*Math.random()|0);function Mj(a){return!(!a||!a[Lj])};var Nj=0;function Oj(a,b,c,d,e){this.listener=a;this.proxy=null;this.src=b;this.type=c;this.capture=!!d;this.Ti=e;this.key=++Nj;this.Mg=this.Ci=!1}function Pj(a){a.Mg=!0;a.listener=null;a.proxy=null;a.src=null;a.Ti=null};function Qj(a){this.src=a;this.g={};this.i=0}f=Qj.prototype;f.add=function(a,b,c,d,e){var g=a.toString();a=this.g[g];a||(a=this.g[g]=[],this.i++);var h=Rj(a,b,d,e);-1<h?(b=a[h],c||(b.Ci=!1)):(b=new Oj(b,this.src,g,!!d,e),b.Ci=c,a.push(b));return b};f.remove=function(a,b,c,d){a=a.toString();if(!(a in this.g))return!1;var e=this.g[a];b=Rj(e,b,c,d);return-1<b?(Pj(e[b]),rb(e,b),0==e.length&&(delete this.g[a],this.i--),!0):!1};
function Sj(a,b){var c=b.type;c in a.g&&qb(a.g[c],b)&&(Pj(b),0==a.g[c].length&&(delete a.g[c],a.i--))}f.Fg=ba(7);f.xh=function(a,b,c,d){a=this.g[a.toString()];var e=-1;a&&(e=Rj(a,b,c,d));return-1<e?a[e]:null};f.hasListener=function(a,b){var c=void 0!==a,d=c?a.toString():"",e=void 0!==b;return ed(this.g,function(g){for(var h=0;h<g.length;++h)if(!(c&&g[h].type!=d||e&&g[h].capture!=b))return!0;return!1})};
function Rj(a,b,c,d){for(var e=0;e<a.length;++e){var g=a[e];if(!g.Mg&&g.listener==b&&g.capture==!!c&&g.Ti==d)return e}return-1};var Tj="closure_lm_"+(1E6*Math.random()|0),Uj={},Vj=0;function Q(a,b,c,d,e){if(d&&d.once)return Wj(a,b,c,d,e);if(Array.isArray(b)){for(var g=0;g<b.length;g++)Q(a,b[g],c,d,e);return null}c=Xj(c);return Mj(a)?a.ka(b,c,Ua(d)?!!d.capture:!!d,e):Yj(a,b,c,!1,d,e)}
function Yj(a,b,c,d,e,g){if(!b)throw Error("Invalid event type");var h=Ua(e)?!!e.capture:!!e,k=Zj(a);k||(a[Tj]=k=new Qj(a));c=k.add(b,c,d,h,g);if(c.proxy)return c;d=ak();c.proxy=d;d.src=a;d.listener=c;if(a.addEventListener)Hj||(e=h),void 0===e&&(e=!1),a.addEventListener(b.toString(),d,e);else if(a.attachEvent)a.attachEvent(bk(b.toString()),d);else if(a.addListener&&a.removeListener)a.addListener(d);else throw Error("addEventListener and attachEvent are unavailable.");Vj++;return c}
function ak(){function a(c){return b.call(a.src,a.listener,c)}var b=ck;return a}function Wj(a,b,c,d,e){if(Array.isArray(b)){for(var g=0;g<b.length;g++)Wj(a,b[g],c,d,e);return null}c=Xj(c);return Mj(a)?a.qf(b,c,Ua(d)?!!d.capture:!!d,e):Yj(a,b,c,!0,d,e)}function dk(a,b,c,d,e){if(Array.isArray(b))for(var g=0;g<b.length;g++)dk(a,b[g],c,d,e);else d=Ua(d)?!!d.capture:!!d,c=Xj(c),Mj(a)?a.Ta(b,c,d,e):a&&(a=Zj(a))&&(b=a.xh(b,c,d,e))&&ek(b)}
function ek(a){if("number"!==typeof a&&a&&!a.Mg){var b=a.src;if(Mj(b))Sj(b.Jd,a);else{var c=a.type,d=a.proxy;b.removeEventListener?b.removeEventListener(c,d,a.capture):b.detachEvent?b.detachEvent(bk(c),d):b.addListener&&b.removeListener&&b.removeListener(d);Vj--;(c=Zj(b))?(Sj(c,a),0==c.i&&(c.src=null,b[Tj]=null)):Pj(a)}}}function bk(a){return a in Uj?Uj[a]:Uj[a]="on"+a}function fk(a,b){var c=a.listener,d=a.Ti||a.src;a.Ci&&ek(a);return c.call(d,b)}
function ck(a,b){return a.Mg?!0:fk(a,new Ij(b,this))}function Zj(a){a=a[Tj];return a instanceof Qj?a:null}var gk="__closure_events_fn_"+(1E9*Math.random()>>>0);function Xj(a){if("function"===typeof a)return a;a[gk]||(a[gk]=function(b){return a.handleEvent(b)});return a[gk]};function hk(a){Cj.call(this);this.s=a;this.j={}}u(hk,Cj);var ik=[];f=hk.prototype;f.ka=function(a,b,c,d){return jk(this,a,b,c,d)};function kk(a,b,c,d,e){jk(a,b,c,d,!1,e)}function jk(a,b,c,d,e,g){Array.isArray(c)||(c&&(ik[0]=c.toString()),c=ik);for(var h=0;h<c.length;h++){var k=Q(b,c[h],d||a.handleEvent,e||!1,g||a.s||a);if(!k)break;a.j[k.key]=k}return a}f.qf=function(a,b,c,d){return lk(this,a,b,c,d)};
function lk(a,b,c,d,e,g){if(Array.isArray(c))for(var h=0;h<c.length;h++)lk(a,b,c[h],d,e,g);else{b=Wj(b,c,d||a.handleEvent,e,g||a.s||a);if(!b)return a;a.j[b.key]=b}return a}f.Ta=function(a,b,c,d,e){if(Array.isArray(b))for(var g=0;g<b.length;g++)this.Ta(a,b[g],c,d,e);else c=c||this.handleEvent,d=Ua(d)?!!d.capture:!!d,e=e||this.s||this,c=Xj(c),d=!!d,b=Mj(a)?a.xh(b,c,d,e):a?(a=Zj(a))?a.xh(b,c,d,e):null:null,b&&(ek(b),delete this.j[b.key]);return this};
function mk(a){dd(a.j,function(b,c){this.j.hasOwnProperty(c)&&ek(b)},a);a.j={}}f.ua=function(){hk.oa.ua.call(this);mk(this)};f.handleEvent=function(){throw Error("EventHandler.handleEvent not implemented");};function R(){Cj.call(this);this.Jd=new Qj(this);this.bs=this;this.Al=null}u(R,Cj);R.prototype[Lj]=!0;f=R.prototype;f.Gg=function(){return this.Al};f.Og=function(a){this.Al=a};f.addEventListener=function(a,b,c,d){Q(this,a,b,c,d)};f.removeEventListener=function(a,b,c,d){dk(this,a,b,c,d)};
f.dispatchEvent=function(a){var b,c=this.Gg();if(c)for(b=[];c;c=c.Gg())b.push(c);c=this.bs;var d=a.type||a;if("string"===typeof a)a=new Fj(a,c);else if(a instanceof Fj)a.target=a.target||c;else{var e=a;a=new Fj(d,c);nd(a,e)}e=!0;if(b)for(var g=b.length-1;!a.g&&0<=g;g--){var h=a.currentTarget=b[g];e=nk(h,d,!0,a)&&e}a.g||(h=a.currentTarget=c,e=nk(h,d,!0,a)&&e,a.g||(e=nk(h,d,!1,a)&&e));if(b)for(g=0;!a.g&&g<b.length;g++)h=a.currentTarget=b[g],e=nk(h,d,!1,a)&&e;return e};
f.ua=function(){R.oa.ua.call(this);if(this.Jd){var a=this.Jd,b=0,c;for(c in a.g){for(var d=a.g[c],e=0;e<d.length;e++)++b,Pj(d[e]);delete a.g[c];a.i--}}this.Al=null};f.ka=function(a,b,c,d){return this.Jd.add(String(a),b,!1,c,d)};f.qf=function(a,b,c,d){return this.Jd.add(String(a),b,!0,c,d)};f.Ta=function(a,b,c,d){return this.Jd.remove(String(a),b,c,d)};
function nk(a,b,c,d){b=a.Jd.g[String(b)];if(!b)return!0;b=b.concat();for(var e=!0,g=0;g<b.length;++g){var h=b[g];if(h&&!h.Mg&&h.capture==c){var k=h.listener,l=h.Ti||h.src;h.Ci&&Sj(a.Jd,h);e=!1!==k.call(l,d)&&e}}return e&&!d.defaultPrevented}f.Fg=ba(6);f.xh=function(a,b,c,d){return this.Jd.xh(String(a),b,c,d)};f.hasListener=function(a,b){return this.Jd.hasListener(void 0!==a?String(a):void 0,b)};function ok(a){R.call(this);this.g=a||window;this.j=Q(this.g,"resize",this.l,!1,this);this.i=pf(this.g)}u(ok,R);function pk(){var a=window,b=Va(a);return qk[b]=qk[b]||new ok(a)}var qk={};ok.prototype.getSize=function(){return this.i?this.i.clone():null};ok.prototype.ua=function(){ok.oa.ua.call(this);this.j&&(ek(this.j),this.j=null);this.i=this.g=null};ok.prototype.l=function(){var a=pf(this.g);Ke(a,this.i)||(this.i=a,this.dispatchEvent("resize"))};function rk(a){if(a.altKey&&!a.ctrlKey||a.metaKey||112<=a.keyCode&&123>=a.keyCode)return!1;if(sk(a.keyCode))return!0;switch(a.keyCode){case 18:case 20:case 93:case 17:case 40:case 35:case 27:case 36:case 45:case 37:case 224:case 91:case 144:case 12:case 34:case 33:case 19:case 255:case 44:case 39:case 145:case 16:case 38:case 252:case 224:case 92:return!1;case 0:return!Ac;default:return 166>a.keyCode||183<a.keyCode}}
function tk(a,b,c,d,e,g){if(Dc&&e)return sk(a);if(e&&!d)return!1;if(!Ac){"number"===typeof b&&(b=uk(b));var h=17==b||18==b||Dc&&91==b;if((!c||Dc)&&h||Dc&&16==b&&(d||g))return!1}if((Bc||yc)&&d&&c)switch(a){case 220:case 219:case 221:case 192:case 186:case 189:case 187:case 188:case 190:case 191:case 192:case 222:return!1}if(A&&d&&b==a)return!1;switch(a){case 13:return Ac?g||e?!1:!(c&&d):!0;case 27:return!(Bc||yc||Ac)}return Ac&&(d||e||g)?!1:sk(a)}
function sk(a){if(48<=a&&57>=a||96<=a&&106>=a||65<=a&&90>=a||(Bc||yc)&&0==a)return!0;switch(a){case 32:case 43:case 63:case 64:case 107:case 109:case 110:case 111:case 186:case 59:case 189:case 187:case 61:case 188:case 190:case 191:case 192:case 222:case 219:case 220:case 221:case 163:case 58:return!0;case 173:return Ac;default:return!1}}function uk(a){if(Ac)a=vk(a);else if(Dc&&Bc)switch(a){case 93:a=91}return a}
function vk(a){switch(a){case 61:return 187;case 59:return 186;case 173:return 189;case 224:return 91;case 0:return 224;default:return a}};function wk(a){if(a.kc&&"function"==typeof a.kc)return a.kc();if("undefined"!==typeof Map&&a instanceof Map||"undefined"!==typeof Set&&a instanceof Set)return Array.from(a.values());if("string"===typeof a)return a.split("");if(Ta(a)){for(var b=[],c=a.length,d=0;d<c;d++)b.push(a[d]);return b}b=[];c=0;for(d in a)b[c++]=a[d];return b}
function xk(a){if(a.Xd&&"function"==typeof a.Xd)return a.Xd();if(!a.kc||"function"!=typeof a.kc){if("undefined"!==typeof Map&&a instanceof Map)return Array.from(a.keys());if(!("undefined"!==typeof Set&&a instanceof Set)){if(Ta(a)||"string"===typeof a){var b=[];a=a.length;for(var c=0;c<a;c++)b.push(c);return b}return fd(a)}}}
function yk(a,b,c){if(a.forEach&&"function"==typeof a.forEach)a.forEach(b,c);else if(Ta(a)||"string"===typeof a)Array.prototype.forEach.call(a,b,c);else for(var d=xk(a),e=wk(a),g=e.length,h=0;h<g;h++)b.call(c,e[h],d&&d[h],a)};var zk=RegExp("^(?:([^:/?#.]+):)?(?://(?:([^\\\\/?#]*)@)?([^\\\\/?#]*?)(?::([0-9]+))?(?=[\\\\/?#]|$))?([^?#]+)?(?:\\?([^#]*))?(?:#([\\s\\S]*))?$");function Ak(a,b){if(a){a=a.split("&");for(var c=0;c<a.length;c++){var d=a[c].indexOf("="),e=null;if(0<=d){var g=a[c].substring(0,d);e=a[c].substring(d+1)}else g=a[c];b(g,e?Pe(e):"")}}}
function Bk(a,b,c){c=null!=c?"="+encodeURIComponent(String(c)):"";if(b+=c){c=a.indexOf("#");0>c&&(c=a.length);var d=a.indexOf("?");if(0>d||d>c){d=c;var e=""}else e=a.substring(d+1,c);a=[a.slice(0,d),e,a.slice(c)];c=a[1];a[1]=b?c?c+"&"+b:b:c;a=a[0]+(a[1]?"?"+a[1]:"")+a[2]}return a}function Ck(a,b,c,d){for(var e=c.length;0<=(b=a.indexOf(c,b))&&b<d;){var g=a.charCodeAt(b-1);if(38==g||63==g)if(g=a.charCodeAt(b+e),!g||61==g||38==g||35==g)return b;b+=e+1}return-1}var Dk=/#|$/;
function Ek(a){var b=window.location.href,c=b.search(Dk),d=Ck(b,0,a,c);if(0>d)return null;var e=b.indexOf("&",d);if(0>e||e>c)e=c;d+=a.length+1;return Pe(b.slice(d,-1!==e?e:0))}var Fk=/[?&]($|#)/;function S(a,b){this.g=this.O=this.o="";this.V=null;this.i=this.l="";this.s=!1;var c;a instanceof S?(this.s=void 0!==b?b:a.s,Gk(this,a.o),this.O=a.O,this.g=a.g,Hk(this,a.V),Ik(this,a.l),Jk(this,a.j.clone()),Kk(this,a.i)):a&&(c=String(a).match(zk))?(this.s=!!b,Gk(this,c[1]||"",!0),this.O=Lk(c[2]||""),this.g=Lk(c[3]||"",!0),Hk(this,c[4]),Ik(this,c[5]||"",!0),Jk(this,c[6]||"",!0),Kk(this,c[7]||"",!0)):(this.s=!!b,this.j=new Mk(null,this.s))}
S.prototype.toString=function(){var a=[],b=this.o;b&&a.push(Nk(b,Ok,!0),":");var c=this.g;if(c||"file"==b)a.push("//"),(b=this.O)&&a.push(Nk(b,Ok,!0),"@"),a.push(encodeURIComponent(String(c)).replace(/%25([0-9a-fA-F]{2})/g,"%$1")),c=this.V,null!=c&&a.push(":",String(c));if(c=this.l)this.g&&"/"!=c.charAt(0)&&a.push("/"),a.push(Nk(c,"/"==c.charAt(0)?Pk:Qk,!0));(c=this.j.toString())&&a.push("?",c);(c=this.i)&&a.push("#",Nk(c,Rk));return a.join("")};
S.prototype.resolve=function(a){var b=this.clone(),c=!!a.o;c?Gk(b,a.o):c=!!a.O;c?b.O=a.O:c=!!a.g;c?b.g=a.g:c=null!=a.V;var d=a.l;if(c)Hk(b,a.V);else if(c=!!a.l){if("/"!=d.charAt(0))if(this.g&&!this.l)d="/"+d;else{var e=b.l.lastIndexOf("/");-1!=e&&(d=b.l.slice(0,e+1)+d)}e=d;if(".."==e||"."==e)d="";else if(cc(e,"./")||cc(e,"/.")){d=Pb(e,"/");e=e.split("/");for(var g=[],h=0;h<e.length;){var k=e[h++];"."==k?d&&h==e.length&&g.push(""):".."==k?((1<g.length||1==g.length&&""!=g[0])&&g.pop(),d&&h==e.length&&
g.push("")):(g.push(k),d=!0)}d=g.join("/")}else d=e}c?Ik(b,d):c=""!==a.j.toString();c?Jk(b,a.j.clone()):c=!!a.i;c&&Kk(b,a.i);return b};S.prototype.clone=function(){return new S(this)};function Gk(a,b,c){a.o=c?Lk(b,!0):b;a.o&&(a.o=a.o.replace(/:$/,""))}function Hk(a,b){if(b){b=Number(b);if(isNaN(b)||0>b)throw Error("Bad port number "+b);a.V=b}else a.V=null}function Ik(a,b,c){a.l=c?Lk(b,!0):b}function Jk(a,b,c){b instanceof Mk?(a.j=b,Sk(a.j,a.s)):(c||(b=Nk(b,Tk)),a.j=new Mk(b,a.s))}
S.prototype.getQuery=function(){return this.j.toString()};function T(a,b,c){a.j.set(b,c);return a}function U(a,b){return a.j.get(b)}function Kk(a,b,c){a.i=c?Lk(b):b;return a}function Uk(a,b){a.j.remove(b);return a}function Lk(a,b){return a?b?decodeURI(a.replace(/%25/g,"%2525")):decodeURIComponent(a):""}function Nk(a,b,c){return"string"===typeof a?(a=encodeURI(a).replace(b,Vk),c&&(a=a.replace(/%25([0-9a-fA-F]{2})/g,"%$1")),a):null}
function Vk(a){a=a.charCodeAt(0);return"%"+(a>>4&15).toString(16)+(a&15).toString(16)}var Ok=/[#\/\?@]/g,Qk=/[#\?:]/g,Pk=/[#\?]/g,Tk=/[#\?@]/g,Rk=/#/g;function Mk(a,b){this.i=this.g=null;this.j=a||null;this.l=!!b}function Wk(a){a.g||(a.g=new Map,a.i=0,a.j&&Ak(a.j,function(b,c){a.add(Pe(b),c)}))}
function Xk(a){var b=xk(a);if("undefined"==typeof b)throw Error("Keys are undefined");var c=new Mk(null);a=wk(a);for(var d=0;d<b.length;d++){var e=b[d],g=a[d];Array.isArray(g)?Yk(c,e,g):c.add(e,g)}return c}f=Mk.prototype;f.add=function(a,b){Wk(this);this.j=null;a=Zk(this,a);var c=this.g.get(a);c||this.g.set(a,c=[]);c.push(b);this.i+=1;return this};f.remove=function(a){Wk(this);a=Zk(this,a);return this.g.has(a)?(this.j=null,this.i-=this.g.get(a).length,this.g.delete(a)):!1};f.Jc=ba(4);
function $k(a,b){Wk(a);b=Zk(a,b);return a.g.has(b)}f.forEach=function(a,b){Wk(this);this.g.forEach(function(c,d){c.forEach(function(e){a.call(b,e,d,this)},this)},this)};f.Xd=function(){Wk(this);for(var a=Array.from(this.g.values()),b=Array.from(this.g.keys()),c=[],d=0;d<b.length;d++)for(var e=a[d],g=0;g<e.length;g++)c.push(b[d]);return c};
f.kc=function(a){Wk(this);var b=[];if("string"===typeof a)$k(this,a)&&(b=b.concat(this.g.get(Zk(this,a))));else{a=Array.from(this.g.values());for(var c=0;c<a.length;c++)b=b.concat(a[c])}return b};f.set=function(a,b){Wk(this);this.j=null;a=Zk(this,a);$k(this,a)&&(this.i-=this.g.get(a).length);this.g.set(a,[b]);this.i+=1;return this};f.get=function(a,b){if(!a)return b;a=this.kc(a);return 0<a.length?String(a[0]):b};
function Yk(a,b,c){a.remove(b);0<c.length&&(a.j=null,a.g.set(Zk(a,b),ub(c)),a.i+=c.length)}f.toString=function(){if(this.j)return this.j;if(!this.g)return"";for(var a=[],b=Array.from(this.g.keys()),c=0;c<b.length;c++){var d=b[c],e=encodeURIComponent(String(d));d=this.kc(d);for(var g=0;g<d.length;g++){var h=e;""!==d[g]&&(h+="="+encodeURIComponent(String(d[g])));a.push(h)}}return this.j=a.join("&")};f.clone=function(){var a=new Mk;a.j=this.j;this.g&&(a.g=new Map(this.g),a.i=this.i);return a};
function Zk(a,b){b=String(b);a.l&&(b=b.toLowerCase());return b}function Sk(a,b){b&&!a.l&&(Wk(a),a.j=null,a.g.forEach(function(c,d){var e=d.toLowerCase();d!=e&&(this.remove(d),Yk(this,e,c))},a));a.l=b}f.cq=function(a){for(var b=0;b<arguments.length;b++)yk(arguments[b],function(c,d){this.add(d,c)},this)};function al(a){try{return q.JSON.parse(a)}catch(b){}a=String(a);if(/^\s*$/.test(a)?0:/^[\],:{}\s\u2028\u2029]*$/.test(a.replace(/\\["\\\/bfnrtu]/g,"@").replace(/(?:"[^"\\\n\r\u2028\u2029\x00-\x08\x0a-\x1f]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?)[\s\u2028\u2029]*(?=:|,|]|}|$)/g,"]").replace(/(?:^|:|,)(?:[\s\u2028\u2029]*\[)+/g,"")))try{return eval("("+a+")")}catch(b){}throw Error("Invalid JSON string: "+a);};function bl(){}bl.prototype.g=null;function cl(a){var b;(b=a.g)||(b={},dl(a)&&(b[0]=!0,b[1]=!0),b=a.g=b);return b};var el;function fl(){}u(fl,bl);function gl(a){return(a=dl(a))?new ActiveXObject(a):new XMLHttpRequest}function dl(a){if(!a.i&&"undefined"==typeof XMLHttpRequest&&"undefined"!=typeof ActiveXObject){for(var b=["MSXML2.XMLHTTP.6.0","MSXML2.XMLHTTP.3.0","MSXML2.XMLHTTP","Microsoft.XMLHTTP"],c=0;c<b.length;c++){var d=b[c];try{return new ActiveXObject(d),a.i=d}catch(e){}}throw Error("Could not create ActiveXObject. ActiveX might be disabled, or MSXML might not be installed");}return a.i}el=new fl;function hl(a,b){this.j=a;this.l=b;this.i=0;this.g=null}hl.prototype.get=function(){if(0<this.i){this.i--;var a=this.g;this.g=a.next;a.next=null}else a=this.j();return a};function il(a,b){a.l(b);100>a.i&&(a.i++,b.next=a.g,a.g=b)};function jl(a,b){var c=a;b&&(c=r(a,b));c=kl(c);"function"!==typeof q.setImmediate||q.Window&&q.Window.prototype&&(jc()||!z("Edge"))&&q.Window.prototype.setImmediate==q.setImmediate?(ll||(ll=ml()),ll(c)):q.setImmediate(c)}var ll;
function ml(){var a=q.MessageChannel;"undefined"===typeof a&&"undefined"!==typeof window&&window.postMessage&&window.addEventListener&&!z("Presto")&&(a=function(){var e=H("IFRAME");e.style.display="none";document.documentElement.appendChild(e);var g=e.contentWindow;e=g.document;e.open();e.close();var h="callImmediate"+Math.random(),k="file:"==g.location.protocol?"*":g.location.protocol+"//"+g.location.host;e=r(function(l){if(("*"==k||l.origin==k)&&l.data==h)this.port1.onmessage()},this);g.addEventListener("message",
e,!1);this.port1={};this.port2={postMessage:function(){g.postMessage(h,k)}}});if("undefined"!==typeof a&&!lc()){var b=new a,c={},d=c;b.port1.onmessage=function(){if(void 0!==c.next){c=c.next;var e=c.cb;c.cb=null;e()}};return function(e){d.next={cb:e};d=d.next;b.port2.postMessage(0)}}return function(e){q.setTimeout(e,0)}}var kl=ad;function nl(a){q.setTimeout(function(){throw a;},0)};function ol(){this.i=this.g=null}ol.prototype.add=function(a,b){var c=pl.get();c.set(a,b);this.i?this.i.next=c:this.g=c;this.i=c};ol.prototype.remove=function(){var a=null;this.g&&(a=this.g,this.g=this.g.next,this.g||(this.i=null),a.next=null);return a};var pl=new hl(function(){return new ql},function(a){return a.reset()});function ql(){this.next=this.g=this.Be=null}ql.prototype.set=function(a,b){this.Be=a;this.g=b;this.next=null};ql.prototype.reset=function(){this.next=this.g=this.Be=null};var rl,sl=!1,ul=new ol;function vl(a,b){rl||wl();sl||(rl(),sl=!0);ul.add(a,b)}function wl(){if(q.Promise&&q.Promise.resolve){var a=q.Promise.resolve(void 0);rl=function(){a.then(xl)}}else rl=function(){jl(xl)}}function xl(){for(var a;a=ul.remove();){try{a.Be.call(a.g)}catch(b){nl(b)}il(pl,a)}sl=!1};function yl(a){if(!a)return!1;try{return!!a.$goog_Thenable}catch(b){return!1}};function zl(a){this.g=0;this.O=void 0;this.l=this.i=this.j=null;this.o=this.s=!1;if(a!=$c)try{var b=this;a.call(void 0,function(c){Al(b,2,c)},function(c){Al(b,3,c)})}catch(c){Al(this,3,c)}}function Bl(){this.next=this.context=this.i=this.j=this.g=null;this.l=!1}Bl.prototype.reset=function(){this.context=this.i=this.j=this.g=null;this.l=!1};var Cl=new hl(function(){return new Bl},function(a){a.reset()});function Dl(a,b,c){var d=Cl.get();d.j=a;d.i=b;d.context=c;return d}
function El(){var a,b,c=new zl(function(d,e){a=d;b=e});return new Fl(c,a,b)}zl.prototype.then=function(a,b,c){return Gl(this,"function"===typeof a?a:null,"function"===typeof b?b:null,c)};zl.prototype.$goog_Thenable=!0;zl.prototype.cancel=function(a){if(0==this.g){var b=new Hl(a);vl(function(){Il(this,b)},this)}};
function Il(a,b){if(0==a.g)if(a.j){var c=a.j;if(c.i){for(var d=0,e=null,g=null,h=c.i;h&&(h.l||(d++,h.g==a&&(e=h),!(e&&1<d)));h=h.next)e||(g=h);e&&(0==c.g&&1==d?Il(c,b):(g?(d=g,d.next==c.l&&(c.l=d),d.next=d.next.next):Jl(c),Kl(c,e,3,b)))}a.j=null}else Al(a,3,b)}function Ll(a,b){a.i||2!=a.g&&3!=a.g||Ml(a);a.l?a.l.next=b:a.i=b;a.l=b}
function Gl(a,b,c,d){var e=Dl(null,null,null);e.g=new zl(function(g,h){e.j=b?function(k){try{var l=b.call(d,k);g(l)}catch(m){h(m)}}:g;e.i=c?function(k){try{var l=c.call(d,k);void 0===l&&k instanceof Hl?h(k):g(l)}catch(m){h(m)}}:h});e.g.j=a;Ll(a,e);return e.g}zl.prototype.ma=function(a){this.g=0;Al(this,2,a)};zl.prototype.na=function(a){this.g=0;Al(this,3,a)};
function Al(a,b,c){if(0==a.g){a===c&&(b=3,c=new TypeError("Promise cannot resolve to itself"));a.g=1;a:{var d=c,e=a.ma,g=a.na;if(d instanceof zl){Ll(d,Dl(e||$c,g||null,a));var h=!0}else if(yl(d))d.then(e,g,a),h=!0;else{if(Ua(d))try{var k=d.then;if("function"===typeof k){Nl(d,k,e,g,a);h=!0;break a}}catch(l){g.call(a,l);h=!0;break a}h=!1}}h||(a.O=c,a.g=b,a.j=null,Ml(a),3!=b||c instanceof Hl||Ol(a,c))}}
function Nl(a,b,c,d,e){function g(l){k||(k=!0,d.call(e,l))}function h(l){k||(k=!0,c.call(e,l))}var k=!1;try{b.call(a,h,g)}catch(l){g(l)}}function Ml(a){a.s||(a.s=!0,vl(a.V,a))}function Jl(a){var b=null;a.i&&(b=a.i,a.i=b.next,b.next=null);a.i||(a.l=null);return b}zl.prototype.V=function(){for(var a;a=Jl(this);)Kl(this,a,this.g,this.O);this.s=!1};
function Kl(a,b,c,d){if(3==c&&b.i&&!b.l)for(;a&&a.o;a=a.j)a.o=!1;if(b.g)b.g.j=null,Pl(b,c,d);else try{b.l?b.j.call(b.context):Pl(b,c,d)}catch(e){Ql.call(null,e)}il(Cl,b)}function Pl(a,b,c){2==b?a.j.call(a.context,c):a.i&&a.i.call(a.context,c)}function Ol(a,b){a.o=!0;vl(function(){a.o&&Ql.call(null,b)})}var Ql=nl;function Hl(a){cb.call(this,a)}u(Hl,cb);Hl.prototype.name="cancel";function Fl(a,b,c){this.promise=a;this.resolve=b;this.reject=c};function Rl(a,b){R.call(this);this.i=a||1;this.g=b||q;this.j=r(this.Ov,this);this.l=$a()}u(Rl,R);f=Rl.prototype;f.enabled=!1;f.Sa=null;function Sl(a,b){a.i=b;a.Sa&&a.enabled?(a.stop(),a.start()):a.Sa&&a.stop()}f.Ov=function(){if(this.enabled){var a=$a()-this.l;0<a&&a<.8*this.i?this.Sa=this.g.setTimeout(this.j,this.i-a):(this.Sa&&(this.g.clearTimeout(this.Sa),this.Sa=null),this.dispatchEvent("tick"),this.enabled&&(this.stop(),this.start()))}};
f.start=function(){this.enabled=!0;this.Sa||(this.Sa=this.g.setTimeout(this.j,this.i),this.l=$a())};f.stop=function(){this.enabled=!1;this.Sa&&(this.g.clearTimeout(this.Sa),this.Sa=null)};f.ua=function(){Rl.oa.ua.call(this);this.stop();delete this.g};function V(a,b,c){if("function"===typeof a)c&&(a=r(a,c));else if(a&&"function"==typeof a.handleEvent)a=r(a.handleEvent,a);else throw Error("Invalid listener argument");return 2147483647<Number(b)?-1:q.setTimeout(a,b||0)}
function Tl(a){q.clearTimeout(a)};function Ul(a){R.call(this);this.headers=new Map;this.V=a||null;this.i=!1;this.O=this.g=null;this.ej="";this.j=this.na=this.l=this.ma=!1;this.s=0;this.o=null;this.wa="";this.qa=this.ta=!1}u(Ul,R);var Vl=/^https?$/i,Wl=["POST","PUT"],Xl=[];function Yl(a,b,c,d,e,g,h){var k=new Ul;Xl.push(k);b&&k.ka("complete",b);k.qf("ready",k.ss);g&&(k.s=Math.max(0,g));h&&(k.ta=h);k.send(a,c,d,e)}f=Ul.prototype;f.ss=function(){this.Ea();qb(Xl,this)};
f.send=function(a,b,c,d){if(this.g)throw Error("[goog.net.XhrIo] Object is active with another request="+this.ej+"; newUri="+a);b=b?b.toUpperCase():"GET";this.ej=a;this.ma=!1;this.i=!0;this.g=this.V?gl(this.V):gl(el);this.O=this.V?cl(this.V):cl(el);this.g.onreadystatechange=r(this.Yo,this);try{this.na=!0,this.g.open(b,String(a),!0),this.na=!1}catch(h){Zl(this);return}a=c||"";c=new Map(this.headers);if(d)if(Object.getPrototypeOf(d)===Object.prototype)for(var e in d)c.set(e,d[e]);else if("function"===
typeof d.keys&&"function"===typeof d.get){e=la(d.keys());for(var g=e.next();!g.done;g=e.next())g=g.value,c.set(g,d.get(g))}else throw Error("Unknown input type for opt_headers: "+String(d));d=Array.from(c.keys()).find(function(h){return"content-type"==h.toLowerCase()});e=q.FormData&&a instanceof q.FormData;!ob(Wl,b)||d||e||c.set("Content-Type","application/x-www-form-urlencoded;charset=utf-8");b=la(c);for(d=b.next();!d.done;d=b.next())c=la(d.value),d=c.next().value,c=c.next().value,this.g.setRequestHeader(d,
c);this.wa&&(this.g.responseType=this.wa);"withCredentials"in this.g&&this.g.withCredentials!==this.ta&&(this.g.withCredentials=this.ta);try{$l(this),0<this.s&&((this.qa=am(this.g))?(this.g.timeout=this.s,this.g.ontimeout=r(this.ag,this)):this.o=V(this.ag,this.s,this)),this.l=!0,this.g.send(a),this.l=!1}catch(h){Zl(this)}};function am(a){return A&&"number"===typeof a.timeout&&void 0!==a.ontimeout}f.ag=function(){"undefined"!=typeof Oa&&this.g&&(this.dispatchEvent("timeout"),this.abort(8))};
function Zl(a){a.i=!1;a.g&&(a.j=!0,a.g.abort(),a.j=!1);bm(a);cm(a)}function bm(a){a.ma||(a.ma=!0,a.dispatchEvent("complete"),a.dispatchEvent("error"))}f.abort=function(){this.g&&this.i&&(this.i=!1,this.j=!0,this.g.abort(),this.j=!1,this.dispatchEvent("complete"),this.dispatchEvent("abort"),cm(this))};f.ua=function(){this.g&&(this.i&&(this.i=!1,this.j=!0,this.g.abort(),this.j=!1),cm(this,!0));Ul.oa.ua.call(this)};f.Yo=function(){this.Id||(this.na||this.l||this.j?dm(this):this.Vu())};f.Vu=function(){dm(this)};
function dm(a){if(a.i&&"undefined"!=typeof Oa&&(!a.O[1]||4!=(a.g?a.g.readyState:0)||2!=em(a)))if(a.l&&4==(a.g?a.g.readyState:0))V(a.Yo,0,a);else if(a.dispatchEvent("readystatechange"),4==(a.g?a.g.readyState:0)){a.i=!1;try{fm(a)?(a.dispatchEvent("complete"),a.dispatchEvent("success")):bm(a)}finally{cm(a)}}}function cm(a,b){if(a.g){$l(a);var c=a.g,d=a.O[0]?function(){}:null;a.g=null;a.O=null;b||a.dispatchEvent("ready");try{c.onreadystatechange=d}catch(e){}}}
function $l(a){a.g&&a.qa&&(a.g.ontimeout=null);a.o&&(Tl(a.o),a.o=null)}f.isActive=function(){return!!this.g};function fm(a){var b=em(a);a:switch(b){case 200:case 201:case 202:case 204:case 206:case 304:case 1223:var c=!0;break a;default:c=!1}if(!c){if(b=0===b)a=String(a.ej).match(zk)[1]||null,!a&&q.self&&q.self.location&&(a=q.self.location.protocol.slice(0,-1)),b=!Vl.test(a?a.toLowerCase():"");c=b}return c}function em(a){try{return 2<(a.g?a.g.readyState:0)?a.g.status:-1}catch(b){return-1}}
function gm(a){try{return a.g?a.g.responseText:""}catch(b){return""}}function hm(a,b){if(a.g){a=a.g.responseText;b&&0==a.indexOf(b)&&(a=a.substring(b.length));a:{b=a;if(q.JSON)try{var c=q.JSON.parse(b);break a}catch(d){}c=al(b)}return c}};function im(a,b){a=jm(a);var c;if(c=b){var d,e;c=Math.random()<(null!=(e=null!=(d=b.Mw)?d:uj[b.qj[0]])?e:0)}if(c&&!1!==window.SAFEVALUES_REPORTING&&"DocumentFragment"in window){var g,h;Math.random()<(null!=(h=null!=(g=b.zw)?g:vj[b.qj[0]])?h:0)&&xj(b,"HEARTBEAT");wj(a,b)||Mi(a).toString()!==a&&xj(b,"H_ESCAPE")}return le(a)}function jm(a){return null===a?"null":void 0===a?"undefined":a};function km(){}f=km.prototype;f.nb=function(a){this.rb=a.width;this.Bb=a.height};f.getSize=function(){return new Je(this.rb,this.Bb)};f.Yd=function(){return this.O};f.kd=function(){return this.s};f.tb=function(){return this.rb};f.Db=function(){return this.Bb};f.jd=function(){return new B(this.O,this.s)};function lm(a){return new fh(a.O,a.s,a.rb,a.Bb)};function mm(){this.g=[]}mm.prototype.Pa=function(a){this.g.push(a)};mm.prototype.getSize=function(){var a=this.tb(),b=this.Db();return null===a||null===b?null:new Je(a,b)};mm.prototype.Ld=function(a){return this.g.filter(a||Yc)};function nm(a,b){for(var c=0;c<a.g.length;c++){var d=a.g[c];if(b(d))return d}return null}function om(a,b){return nm(a,function(c){return c.kd()<=b&&c.kd()+c.getSize().height>=b})}function pm(a,b){return a.g.find(function(c){return dh(gh(lm(c)),b)})};function qm(){this.g=[];this.cells=[]}u(qm,mm);f=qm.prototype;f.im=0;f.fi=0;f.marginRight=0;f.ei=0;f.Yk=0;f.Ej=0;f.Rp=!1;f.tb=function(){return this.rb};f.Db=function(){return this.Bb};
function rm(a){a.O();for(var b=a.im,c=0;c<a.j;c++){var d=sm(a,c);a.cells[c].forEach(function(h){if(h){var k=b+Math.round((d-h.getSize().width)/2);h.O=k}});b+=d+a.Yk}a.rb=b+a.marginRight;var e=a.fi;for(c=0;c<a.i;c++){var g=tm(a,c);um(a,c).forEach(function(h){if(h)if(this.Rp){var k=e+Math.round((g-h.getSize().height)/2);h.s=k}else h.s=e});e+=g+a.Ej}a.Bb=e+a.ei}function um(a,b){return a.cells.map(function(c){return c[b]})}
function sm(a,b){var c=0;a.cells[b].forEach(function(d){d&&(c=Math.max(c,d.getSize().width))});return c}function tm(a,b){var c=0;um(a,b).forEach(function(d){d&&(c=Math.max(c,d.getSize().height))});return c};function vm(a){this.l=a}n(vm,km);vm.prototype.Da=function(){return this.l};vm.prototype.nb=function(a){void 0==a.width?(this.Bb=a.height,this.rb=Math.round(a.height*wm(this.l))):void 0==a.height?(this.rb=a.width,this.Bb=Math.round(a.width/wm(this.l))):(this.rb=a.width,this.Bb=a.height)};function xm(){return"rtl"==document.body.dir}function ym(a,b,c){a=a.style;A?a.filter='progid:DXImageTransform.Microsoft.AlphaImageLoader(src="'+b+'", sizingMethod="scale")':(a.backgroundImage="url("+b+")",a.backgroundRepeat=c||"no-repeat")}var zm={border:!0,padding:!0,margin:!0},Am=["Top","Bottom","Right","Left"],Bm={color:"#0000cc",textDecoration:"underline"};
function Cm(a){var b={backgroundColor:"transparent",border:"0px",color:"#000",fontFamily:"Arial, sans-serif",fontSize:"13.28px",fontWeight:"normal",lineHeight:"1",margin:"0px",padding:"0px",textAlign:"left",textDecoration:"none",verticalAlign:"middle"};v(a,function(c){dd(b,t(Dm,c))})}function Dm(a,b,c){var d=""==oh(a,c);zm[c]?v(Am,function(e){d&&""==oh(a,c+e)&&K(a,c+e,b)}):d&&("a"==a.tagName.toLowerCase()&&Bm[c]?K(a,c,Bm[c]):K(a,c,b))}
function W(a,b){var c={img:!0,div:!0,table:!0,td:!0,span:!0,a:!0},d=[];c[a.tagName.toLowerCase()]&&d.push(a);b||dd(c,function(e,g){vb(d,ub(a.getElementsByTagName(g)))});Cm(d)};function Em(a,b,c){Cj.call(this);this.Jh=a;this.j=b||0;this.g=c;this.i=r(this.eq,this)}u(Em,Cj);f=Em.prototype;f.ub=0;f.ua=function(){Em.oa.ua.call(this);this.stop();delete this.Jh;delete this.g};f.start=function(a){this.stop();this.ub=V(this.i,void 0!==a?a:this.j)};f.stop=function(){this.isActive()&&Tl(this.ub);this.ub=0};f.isActive=function(){return 0!=this.ub};f.eq=function(){this.ub=0;this.Jh&&this.Jh.call(this.g)};var jd={},Fm=null;function Gm(a){a=Va(a);delete jd[a];id()&&Fm&&Fm.stop()}function Hm(){Fm||(Fm=new Em(function(){Im()},20));var a=Fm;a.isActive()||a.start()}function Im(){var a=$a();dd(jd,function(b){Jm(b,a)});id()||Hm()};function Km(){R.call(this);this.Ec=0;this.endTime=this.startTime=null}u(Km,R);Km.prototype.tf=function(){this.qd("begin")};Km.prototype.Je=function(){this.qd("end")};Km.prototype.qd=function(a){this.dispatchEvent(a)};function Lm(a,b,c,d){Km.call(this);if(!Array.isArray(a)||!Array.isArray(b))throw Error("Start and end parameters must be arrays");if(a.length!=b.length)throw Error("Start and end points must be the same length");this.i=a;this.o=b;this.duration=c;this.l=d;this.coords=[];this.progress=0}u(Lm,Km);f=Lm.prototype;
f.play=function(a){if(a||0==this.Ec)this.progress=0,this.coords=this.i;else if(1==this.Ec)return!1;Gm(this);this.startTime=a=$a();-1==this.Ec&&(this.startTime-=this.duration*this.progress);this.endTime=this.startTime+this.duration;this.progress||this.tf();this.qd("play");-1==this.Ec&&this.qd("resume");this.Ec=1;var b=Va(this);b in jd||(jd[b]=this);Hm();Jm(this,a);return!0};f.stop=function(a){Gm(this);this.Ec=0;a&&(this.progress=1);Mm(this,this.progress);this.qd("stop");this.Je()};
f.ua=function(){0==this.Ec||this.stop(!1);this.qd("destroy");Lm.oa.ua.call(this)};function Jm(a,b){b<a.startTime&&(a.endTime=b+a.endTime-a.startTime,a.startTime=b);a.progress=(b-a.startTime)/(a.endTime-a.startTime);1<a.progress&&(a.progress=1);Mm(a,a.progress);1==a.progress?(a.Ec=0,Gm(a),a.qd("finish"),a.Je()):1==a.Ec&&a.yl()}function Mm(a,b){"function"===typeof a.l&&(b=a.l(b));a.coords=Array(a.i.length);for(var c=0;c<a.i.length;c++)a.coords[c]=(a.o[c]-a.i[c])*b+a.i[c]}f.yl=function(){this.qd("animate")};
f.qd=function(a){this.dispatchEvent(new Nm(a,this))};function Nm(a,b){Fj.call(this,a);this.coords=b.coords;this.x=b.coords[0];this.y=b.coords[1];this.z=b.coords[2];this.duration=b.duration;this.progress=b.progress;this.state=b.Ec}u(Nm,Fj);function Om(a){return 3*a*a-2*a*a*a};function X(){R.call(this);this.g=new hk(this)}u(X,R);X.prototype.ua=function(){this.dispatchEvent("dispose");X.oa.ua.call(this);this.g.Ea()};function Pm(){X.call(this)}u(Pm,X);function Qm(a,b){this.x=a;this.y=b}u(Qm,B);function Rm(a){return new Qm(a.x,a.y)}Qm.prototype.clone=function(){return new Qm(this.x,this.y)};Qm.prototype.Jj=B.prototype.Jj;Qm.prototype.add=function(a){this.x+=a.x;this.y+=a.y;return this};function Sm(a,b){a.x-=b.x;a.y-=b.y};function Tm(a,b){this.g=a;this.i=b}function Um(a,b){var c=pm(a.g,b);if(!c)a:{c=Number.POSITIVE_INFINITY;for(var d=a.g.Ld(),e=d[0],g=0;g<d.length;g++){var h=d[g],k=eh(gh(lm(h)),b);if(k<c){c=k;if(0==k){c=h;break a}e=h}}c=e}a=a.i.th(c);b=Rm(b);Sm(b,c.jd());d=a.getSize().width/c.getSize().width;c=a.getSize().height/c.getSize().height;b=new B(Math.round(b.x*d),Math.round(b.y*c));return Rm(a.jd()).add(b)};var Vm={};var Wm;var Xm="combobox grid group listbox menu menubar radiogroup row rowgroup tablist textbox toolbar tree treegrid".split(" ");function Ym(a,b){b?a.setAttribute("role",b):a.removeAttribute("role")}
function Y(a,b,c){Array.isArray(c)&&(c=c.join(" "));var d="aria-"+b;""===c||void 0==c?(Wm||(c={},Wm=(c.atomic=!1,c.autocomplete="none",c.dropeffect="none",c.haspopup=!1,c.live="off",c.multiline=!1,c.multiselectable=!1,c.orientation="vertical",c.readonly=!1,c.relevant="additions text",c.required=!1,c.sort="none",c.busy=!1,c.disabled=!1,c.hidden=!1,c.invalid="false",c)),c=Wm,b in c?a.setAttribute(d,c[b]):a.removeAttribute(d)):a.setAttribute(d,c)}
function Zm(a,b){a=a.getAttribute("aria-"+b);return null==a||void 0==a?"":String(a)}function $m(a){var b=Zm(a,"activedescendant");return df(a).getElementById(b)}function an(a,b){var c="";b&&(c=b.id);Y(a,"activedescendant",c)}function bn(a,b){Y(a,"label",b)};var cn=function(){if(Ec){var a=/Windows NT ([0-9.]+)/;return(a=a.exec(fc()))?a[1]:"0"}return Dc?(a=/1[0|1][_.][0-9_.]+/,(a=a.exec(fc()))?a[0].replace(/_/g,"."):"10"):Gc?(a=/Android\s+([^\);]+)(\)|;)/,(a=a.exec(fc()))?a[1]:""):Hc||Ic||Jc?(a=/(?:iPhone|CPU)\s+OS\s+(\S+)/,(a=a.exec(fc()))?a[1].replace(/_/g,"."):""):""}();function dn(a){return(a=a.exec(fc()))?a[1]:""}var en=function(){if(jg)return dn(/Firefox\/([0-9.]+)/);if(A||yc||xc)return Qc;if(ng){if(sc()||tc()){var a=dn(/CriOS\/([0-9.]+)/);if(a)return a}return dn(/Chrome\/([0-9.]+)/)}if(og&&!sc())return dn(/Version\/([0-9.]+)/);if(kg||lg){if(a=/Version\/(\S+).*Mobile\/(\S+)/.exec(fc()))return a[1]+"."+a[2]}else if(mg)return(a=dn(/Android\s+([0-9.]+)/))?a:dn(/Version\/([0-9.]+)/);return""}();function fn(a,b,c){R.call(this);this.target=a;this.handle=b||a;this.na=c||new fh(NaN,NaN,NaN,NaN);this.j=df(a);this.g=new hk(this);Dj(this,this.g);this.deltaY=this.deltaX=this.wa=this.ta=this.screenY=this.screenX=this.clientY=this.clientX=0;this.Pb=!0;this.i=!1;this.ma=0;Q(this.handle,["touchstart","mousedown"],this.Rl,!1,this);this.o=gn}u(fn,R);var gn=q.document&&q.document.documentElement&&!!q.document.documentElement.setCapture&&!!q.document.releaseCapture;
function hn(a,b){a.na=b||new fh(NaN,NaN,NaN,NaN)}f=fn.prototype;f.lb=function(a){this.Pb=a};f.ua=function(){fn.oa.ua.call(this);dk(this.handle,["touchstart","mousedown"],this.Rl,!1,this);mk(this.g);this.o&&this.j.releaseCapture();this.handle=this.target=null};
f.Rl=function(a){var b="mousedown"==a.type;if(!this.Pb||this.i||b&&!Kj(a))this.dispatchEvent("earlycancel");else{if(0==this.ma)if(this.dispatchEvent(new jn("start",this,a.clientX,a.clientY,a)))this.i=!0,b&&a.preventDefault();else return;else b&&a.preventDefault();b=this.j;var c=b.documentElement,d=!this.o;this.g.ka(b,["touchmove","mousemove"],this.Gt,{capture:d,passive:!1});this.g.ka(b,["touchend","mouseup"],this.Gi,d);this.o?(c.setCapture(!1),this.g.ka(c,"losecapture",this.Gi)):this.g.ka(tf(b),"blur",
this.Gi);this.Ga&&this.g.ka(this.Ga,"scroll",this.Wu,d);this.clientX=this.ta=a.clientX;this.clientY=this.wa=a.clientY;this.screenX=a.screenX;this.screenY=a.screenY;this.deltaX=this.target.offsetLeft;this.deltaY=this.target.offsetTop;this.qa=rf(bf(this.j).g)}};f.Gi=function(a,b){mk(this.g);this.o&&this.j.releaseCapture();this.i?(this.i=!1,this.dispatchEvent(new jn("end",this,a.clientX,a.clientY,a,kn(this,this.deltaX),ln(this,this.deltaY),b||"touchcancel"==a.type))):this.dispatchEvent("earlycancel")};
f.Gt=function(a){if(this.Pb){var b=a.clientX-this.clientX,c=a.clientY-this.clientY;this.clientX=a.clientX;this.clientY=a.clientY;this.screenX=a.screenX;this.screenY=a.screenY;if(!this.i){var d=this.ta-this.clientX,e=this.wa-this.clientY;if(d*d+e*e>this.ma)if(this.dispatchEvent(new jn("start",this,a.clientX,a.clientY,a)))this.i=!0;else{this.Id||this.Gi(a);return}}c=mn(this,b,c);b=c.x;c=c.y;this.i&&this.dispatchEvent(new jn("beforedrag",this,a.clientX,a.clientY,a,b,c))&&(nn(this,a,b,c),a.preventDefault())}};
function mn(a,b,c){var d=rf(bf(a.j).g);b+=d.x-a.qa.x;c+=d.y-a.qa.y;a.qa=d;a.deltaX+=b;a.deltaY+=c;return new B(kn(a,a.deltaX),ln(a,a.deltaY))}f.Wu=function(a){var b=mn(this,0,0);a.clientX=this.clientX;a.clientY=this.clientY;nn(this,a,b.x,b.y)};function nn(a,b,c,d){a.Ek(c,d);a.dispatchEvent(new jn("drag",a,b.clientX,b.clientY,b,c,d))}function kn(a,b){var c=a.na;a=isNaN(c.left)?null:c.left;c=isNaN(c.width)?0:c.width;return Math.min(null!=a?a+c:Infinity,Math.max(null!=a?a:-Infinity,b))}
function ln(a,b){var c=a.na;a=isNaN(c.top)?null:c.top;c=isNaN(c.height)?0:c.height;return Math.min(null!=a?a+c:Infinity,Math.max(null!=a?a:-Infinity,b))}f.Ek=function(a,b){this.target.style.left=a+"px";this.target.style.top=b+"px"};function jn(a,b,c,d,e,g,h){Fj.call(this,a);this.clientX=c;this.clientY=d;this.i=e;this.left=void 0!==g?g:b.deltaX;this.top=void 0!==h?h:b.deltaY}u(jn,Fj);function on(a){this.Bd=new Map;var b=arguments.length;if(1<b){if(b%2)throw Error("Uneven number of arguments");for(var c=0;c<b;c+=2)this.set(arguments[c],arguments[c+1])}else if(a)if(a instanceof on)for(b=la(a.Bd),c=b.next();!c.done;c=b.next()){var d=la(c.value);c=d.next().value;d=d.next().value;this.Bd.set(c,d)}else if(a)for(b=la(Object.entries(a)),c=b.next();!c.done;c=b.next())d=la(c.value),c=d.next().value,d=d.next().value,this.Bd.set(c,d)}f=on.prototype;f.kc=function(){return Array.from(this.Bd.values())};
f.Xd=function(){return Array.from(this.Bd.keys())};f.Jc=ba(3);f.remove=function(a){return this.Bd.delete(a)};f.get=function(a,b){return this.Bd.has(a)?this.Bd.get(a):b};f.set=function(a,b){this.Bd.set(a,b);return this};f.forEach=function(a,b){var c=this;b=void 0===b?this:b;this.Bd.forEach(function(d,e){return a.call(b,d,e,c)})};f.clone=function(){return new on(this)};(function(){for(var a=["ms","moz","webkit","o"],b,c=0;b=a[c]&&!q.requestAnimationFrame;++c)q.requestAnimationFrame=q[b+"RequestAnimationFrame"],q.cancelAnimationFrame=q[b+"CancelAnimationFrame"]||q[b+"CancelRequestAnimationFrame"];if(!q.requestAnimationFrame){var d=0;q.requestAnimationFrame=function(e){var g=(new Date).getTime(),h=Math.max(0,16-(g-d));d=g+h;return q.setTimeout(function(){e(g+h)},h)};q.cancelAnimationFrame||(q.cancelAnimationFrame=function(e){clearTimeout(e)})}})();
var pn=[[],[]],qn=0,rn=!1,sn=0;function tn(a,b){var c=sn++,d={Eu:{id:c,Be:a.measure,context:b},Hu:{id:c,Be:a.Mo,context:b},state:{},ad:void 0,Zi:!1};return function(){0<arguments.length?(d.ad||(d.ad=[]),d.ad.length=0,d.ad.push.apply(d.ad,arguments),d.ad.push(d.state)):d.ad&&0!=d.ad.length?(d.ad[0]=d.state,d.ad.length=1):d.ad=[d.state];d.Zi||(d.Zi=!0,pn[qn].push(d));rn||(rn=!0,window.requestAnimationFrame(un))}}
function un(){rn=!1;var a=pn[qn],b=a.length;qn=(qn+1)%2;for(var c,d=0;d<b;++d){c=a[d];var e=c.Eu;c.Zi=!1;e.Be&&e.Be.apply(e.context,c.ad)}for(d=0;d<b;++d)c=a[d],e=c.Hu,c.Zi=!1,e.Be&&e.Be.apply(e.context,c.ad),c.state={};a.length=0};var vn=A?Dd(vd(wd('javascript:""'))):Dd(vd(wd("about:blank")));A?Dd(vd(wd('javascript:""'))):Dd(vd(wd("javascript:undefined")));function wn(a){R.call(this);this.va=a;a=A?"focusout":"blur";this.g=Q(this.va,A?"focusin":"focus",this,!A);this.i=Q(this.va,a,this,!A)}u(wn,R);wn.prototype.handleEvent=function(a){var b=new Ij(a.Ob);b.type="focusin"==a.type||"focus"==a.type?"focusin":"focusout";this.dispatchEvent(b)};wn.prototype.ua=function(){wn.oa.ua.call(this);ek(this.g);ek(this.i);delete this.va};function xn(){}Qa(xn);xn.prototype.g=0;function yn(a){return":"+(a.g++).toString(36)};function zn(a){R.call(this);this.g=a||bf();this.Kb=An;this.ub=null;this.Va=!1;this.va=null;this.na=void 0;this.ma=this.O=this.s=this.vl=null;this.Lc=!1}u(zn,R);zn.prototype.nd=xn.Jb();var An=null;
function Bn(a,b){switch(a){case 1:return b?"disable":"enable";case 2:return b?"highlight":"unhighlight";case 4:return b?"activate":"deactivate";case 8:return b?"select":"unselect";case 16:return b?"check":"uncheck";case 32:return b?"focus":"blur";case 64:return b?"open":"close"}throw Error("Invalid component state");}f=zn.prototype;f.getId=function(){return this.ub||(this.ub=yn(this.nd))};
f.Ng=function(a){if(this.s&&this.s.ma){var b=this.s.ma,c=this.ub;c in b&&delete b[c];kd(this.s.ma,a,this)}this.ub=a};f.ha=function(){return this.va};function Z(a){a.na||(a.na=new hk(a));return a.na}f.he=function(a){if(this==a)throw Error("Unable to set parent component");if(a&&this.s&&this.ub&&Cn(this.s,this.ub)&&this.s!=a)throw Error("Unable to set parent component");this.s=a;zn.oa.Og.call(this,a)};f.getParent=function(){return this.s};
f.Og=function(a){if(this.s&&this.s!=a)throw Error("Method not supported");zn.oa.Og.call(this,a)};f.Qa=function(){this.va=Xf(this.g,"DIV")};f.render=function(a){Dn(this,a)};function Dn(a,b,c){if(a.Va)throw Error("Component already rendered");a.va||a.Qa();b?b.insertBefore(a.va,c||null):a.g.g.body.appendChild(a.va);a.s&&!a.s.Va||a.Ka()}
function En(a,b){if(a.Va)throw Error("Component already rendered");if(b&&a.hi(b)){a.Lc=!0;var c=df(b);a.g&&a.g.g==c||(a.g=bf(b));a.Nb(b);a.Ka()}else throw Error("Invalid element to decorate");}f.hi=function(){return!0};f.Nb=function(a){this.va=a};f.Ka=function(){this.Va=!0;Fn(this,function(a){!a.Va&&a.ha()&&a.Ka()})};f.jc=function(){Fn(this,function(a){a.Va&&a.jc()});this.na&&mk(this.na);this.Va=!1};
f.ua=function(){this.Va&&this.jc();this.na&&(this.na.Ea(),delete this.na);Fn(this,function(a){a.Ea()});!this.Lc&&this.va&&I(this.va);this.s=this.vl=this.va=this.ma=this.O=null;zn.oa.ua.call(this)};f.Za=function(a,b){this.tg(a,Gn(this),b)};
f.tg=function(a,b,c){if(a.Va&&(c||!this.Va))throw Error("Component already rendered");if(0>b||b>Gn(this))throw Error("Child component index out of bounds");this.ma&&this.O||(this.ma={},this.O=[]);if(a.getParent()==this){var d=a.getId();this.ma[d]=a;qb(this.O,a)}else kd(this.ma,a.getId(),a);a.he(this);wb(this.O,b,0,a);a.Va&&this.Va&&a.getParent()==this?(c=this.Ib(),(c.childNodes[b]||null)!=a.ha()&&(a.ha().parentElement==c&&c.removeChild(a.ha()),b=c.childNodes[b]||null,c.insertBefore(a.ha(),b))):c?
(this.va||this.Qa(),b=Hn(this,b+1),Dn(a,this.Ib(),b?b.va:null)):this.Va&&!a.Va&&a.va&&a.va.parentNode&&1==a.va.parentNode.nodeType&&a.Ka()};f.Ib=function(){return this.va};function In(a){null==a.Kb&&(a.Kb=Lh(a.Va?a.va:a.g.g.body));return a.Kb}function Gn(a){return a.O?a.O.length:0}function Cn(a,b){a.ma&&b?(a=a.ma,b=(null!==a&&b in a?a[b]:void 0)||null):b=null;return b}function Hn(a,b){return a.O?a.O[b]||null:null}function Fn(a,b,c){a.O&&a.O.forEach(b,c)}
function Jn(a,b){return a.O&&b?a.O.indexOf(b):-1}f.removeChild=function(a,b){if(a){var c="string"===typeof a?a:a.getId();a=Cn(this,c);if(c&&a){var d=this.ma;c in d&&delete d[c];qb(this.O,a);b&&(a.jc(),a.va&&I(a.va));a.he(null)}}if(!a)throw Error("Child is not in parent component");return a};function Kn(a,b){this.va=a;this.i=b};function Ln(a,b){R.call(this);this.l=new hk(this);this.hg(a||null);b&&(this.ig=b)}u(Ln,R);f=Ln.prototype;f.va=null;f.Dn=!0;f.Cn=null;f.Re=!1;f.ll=-1;f.dj=-1;f.Rn=!0;f.ig="toggle_display";f.getType=function(){return this.ig};f.ha=function(){return this.va};f.hg=function(a){Mn(this);this.va=a};function Nn(a,b){Mn(a);a.Dn=b}function Mn(a){if(a.Re)throw Error("Can not change this state of the popup while showing.");}f.isVisible=function(){return this.Re};
f.Aa=function(a){this.Ga&&this.Ga.stop();this.qa&&this.qa.stop();if(a){if(!this.Re&&this.zl()){if(!this.va)throw Error("Caller must call setElement before trying to show the popup");this.fg();a=df(this.va);if(this.Dn)if(this.l.ka(a,"mousedown",this.So,!0),A){try{var b=a.activeElement}catch(d){}for(;b&&"IFRAME"==b.nodeName;){try{var c=Lf(b)}catch(d){break}a=c;b=a.activeElement}this.l.ka(a,"mousedown",this.So,!0);this.l.ka(a,"deactivate",this.Ro)}else this.l.ka(a,"blur",this.Ro);"toggle_display"==this.ig?
(this.va.style.visibility="visible",N(this.va,!0)):"move_offscreen"==this.ig&&this.fg();this.Re=!0;this.ll=Date.now();this.dj=-1;this.Ga?(Wj(this.Ga,"end",this.ii,!1,this),this.Ga.play()):this.ii()}}else On(this)};f.fg=function(){};function On(a,b){a.Re&&a.dispatchEvent({type:"beforehide",target:b})&&(a.l&&mk(a.l),a.Re=!1,a.dj=Date.now(),a.qa?(Wj(a.qa,"end",t(a.In,b),!1,a),a.qa.play()):a.In(b))}
f.In=function(a){"toggle_display"==this.ig?this.fu():"move_offscreen"==this.ig&&(this.va.style.top="-10000px");this.Ug(a)};f.fu=function(){this.va.style.visibility="hidden";N(this.va,!1)};f.zl=function(){return this.dispatchEvent("beforeshow")};f.ii=function(){this.dispatchEvent("show")};f.Ug=function(a){this.dispatchEvent({type:"hide",target:a})};f.So=function(a){a=a.target;Kf(this.va,a)||Pn(this,a)||150>Date.now()-this.ll||On(this,a)};
f.Ro=function(a){if(this.Rn){var b=df(this.va);if("undefined"!=typeof document.activeElement){if(a=b.activeElement,!a||Kf(this.va,a)||"BODY"==a.tagName||Pn(this,a))return}else if(a.target!=b)return;150>Date.now()-this.ll||On(this)}};function Pn(a,b){return lb(a.Cn||[],function(c){return b===c||Kf(c,b)})}f.ua=function(){Ln.oa.ua.call(this);this.l.Ea();Bj(this.Ga);Bj(this.qa);delete this.va;delete this.l;delete this.Cn};function Qn(a,b){zn.call(this,b);this.Ff=!!a;this.qa=null;this.wc=tn({Mo:this.rj},this);tn({Mo:this.Pp},this)}u(Qn,zn);f=Qn.prototype;f.Lk=null;f.li=!1;f.hd=null;f.xc=null;f.Ud=null;f.tk=!1;f.Vg=function(){return"goog-modalpopup"};f.rh=function(){return this.hd};f.Qa=function(){Qn.oa.Qa.call(this);var a=this.ha();Ib(a,Tb(this.Vg()).split(" "));Qf(a,!0);N(a,!1);Rn(this);Sn(this)};
function Rn(a){if(a.Ff&&!a.xc){var b=a.g.Oa("IFRAME",{frameborder:0,style:"border:0;vertical-align:bottom;"});b.src=Ad(vn).toString();a.xc=b;a.xc.className=a.Vg()+"-bg";N(a.xc,!1);Jh(a.xc,0)}a.hd||(a.hd=a.g.Oa("DIV",a.Vg()+"-bg"),N(a.hd,!1))}function Sn(a){a.Ud||(a.Ud=Xf(a.g,"SPAN"),N(a.Ud,!1),Qf(a.Ud,!0),a.Ud.style.position="absolute")}f.qp=function(){this.tk=!1};f.hi=function(a){return!!a&&"DIV"==a.tagName};
f.Nb=function(a){Qn.oa.Nb.call(this,a);a=Tb(this.Vg()).split(" ");Ib(this.ha(),a);Rn(this);Sn(this);Qf(this.ha(),!0);N(this.ha(),!1)};f.Ka=function(){this.xc&&Bf(this.xc,this.ha());Bf(this.hd,this.ha());Qn.oa.Ka.call(this);Cf(this.Ud,this.ha());this.Lk=new wn(this.g.g);Z(this).ka(this.Lk,"focusin",this.Ru);Tn(this,!1)};f.jc=function(){this.isVisible()&&this.Aa(!1);Bj(this.Lk);Qn.oa.jc.call(this);I(this.xc);I(this.hd);I(this.Ud)};
f.Aa=function(a){if(a!=this.li)if(this.wa&&this.wa.stop(),this.Ia&&this.Ia.stop(),this.ta&&this.ta.stop(),this.Ga&&this.Ga.stop(),this.Va&&Tn(this,a),a){if(this.dispatchEvent("beforeshow")){try{this.qa=this.g.g.activeElement}catch(e){}this.Pp();Z(this).ka(Yf(this.g),"resize",this.rj).ka(Yf(this.g),"orientationchange",this.wc);Un(this,!0);this.focus();this.li=!0;this.wa&&this.Ia?(Wj(this.wa,"end",this.ki,!1,this),this.Ia.play(),this.wa.play()):this.ki()}}else if(this.dispatchEvent("beforehide")){Z(this).Ta(Yf(this.g),
"resize",this.rj).Ta(Yf(this.g),"orientationchange",this.wc);this.li=!1;this.ta&&this.Ga?(Wj(this.ta,"end",this.ji,!1,this),this.Ga.play(),this.ta.play()):this.ji();a:{try{var b=this.g,c=b.g.body,d=b.g.activeElement||c;if(!this.qa||this.qa==c){this.qa=null;break a}(d==c||b.fm(this.ha(),d))&&this.qa.focus()}catch(e){}this.qa=null}}};
function Tn(a,b){a.bc||(a.bc=new Kn(a.va,a.g));a=a.bc;if(b){a.g||(a.g=[]);b=a.i.Wn(a.i.g.body);for(var c=0;c<b.length;c++){var d=b[c];d==a.va||Zm(d,"hidden")||(Y(d,"hidden",!0),a.g.push(d))}}else if(a.g){for(c=0;c<a.g.length;c++)a.g[c].removeAttribute("aria-hidden");a.g=null}}f.Pp=function(){this.rj();this.Wg()};function Un(a,b){a.xc&&N(a.xc,b);a.hd&&N(a.hd,b);N(a.ha(),b);N(a.Ud,b)}f.ki=function(){this.dispatchEvent("show")};f.ji=function(){Un(this,!1);this.dispatchEvent("hide")};f.isVisible=function(){return this.li};
f.focus=function(){this.Vn()};f.rj=function(){this.xc&&N(this.xc,!1);this.hd&&N(this.hd,!1);var a=this.g.g;var b=pf(tf(this.g.g)||window);var c=Math.max(b.width,Math.max(a.body.scrollWidth,a.documentElement.scrollWidth));a=Math.max(b.height,Math.max(a.body.scrollHeight,a.documentElement.scrollHeight));this.xc&&(N(this.xc,!0),L(this.xc,c,a));this.hd&&(N(this.hd,!0),L(this.hd,c,a))};
f.Wg=function(){if("fixed"==rh(this.ha(),"position"))var a=0,b=0;else b=rf(this.g.g),a=b.x,b=b.y;var c=M(this.ha());var d=pf(tf(this.g.g)||window);a=Math.max(a+d.width/2-c.width/2,0);b=Math.max(b+d.height/2-c.height/2,0);sh(this.ha(),a,b);sh(this.Ud,a,b)};f.Ru=function(a){this.tk?this.qp():a.target==this.Ud&&V(this.Vn,0,this)};f.Vn=function(){try{A&&this.g.g.body.focus(),this.ha().focus()}catch(a){}};
f.ua=function(){Bj(this.wa);this.wa=null;Bj(this.ta);this.ta=null;Bj(this.Ia);this.Ia=null;Bj(this.Ga);this.Ga=null;Qn.oa.ua.call(this)};function Vn(a,b,c){Qn.call(this,b,c);this.l=a||"modal-dialog";this.j=Wn(Wn(new Xn,Yn,!0),Zn,!1,!0)}u(Vn,Qn);f=Vn.prototype;f.Eh=!0;f.Ko=!0;f.Hk=!0;f.Bi=.5;f.vc="";f.Cf=null;f.le=null;f.Nn=!1;f.Wc=null;f.Xc=null;f.Yh=null;f.Cc=null;f.Cd=null;f.oc=null;f.km="dialog";f.Vg=function(){return this.l};function $n(a,b){a.vc=b;a.Xc&&J(a.Xc,b)}f.hb=function(){return this.vc};f.Dc=function(){return null!=this.Cf?je(this.Cf).toString():""};f.ff=function(){return this.km};f.Rh=ba(9);
function ao(a){a.ha()||a.render()}f.Ib=function(){ao(this);return this.Cd};function bo(a){ao(a);return a.oc}function co(a){ao(a);return a.ha()}f.rh=function(){ao(this);return Vn.oa.rh.call(this)};function eo(a,b){a.Bi=b;a.ha()&&(b=a.rh())&&Jh(b,a.Bi)}f.fq=function(){};function fo(a,b){var c=Tb(a.l+"-title-draggable").split(" ");a.ha()&&(b?Ib(a.Wc,c):Kb(a.Wc,c));b&&!a.le?(b=new fn(a.ha(),a.Wc),a.le=b,Ib(a.Wc,c),Q(a.le,"start",a.Av,!1,a),Q(a.le,"drag",a.fq,!1,a)):!b&&a.le&&(a.le.Ea(),a.le=null)}
f.Qa=function(){Vn.oa.Qa.call(this);var a=this.ha(),b=this.g;this.Yh=this.getId();var c=this.getId()+".contentEl";this.Wc=b.Oa("DIV",this.l+"-title",this.Xc=b.Oa("SPAN",{className:this.l+"-title-text",id:this.Yh},this.vc),this.Cc=b.Oa("SPAN",this.l+"-title-close"));zf(a,this.Wc,this.Cd=b.Oa("DIV",{className:this.l+"-content",id:c}),this.oc=b.Oa("DIV",this.l+"-buttons"));Ym(this.Xc,"heading");Ym(this.Cc,"button");Qf(this.Cc,!0);bn(this.Cc,"Close");Ym(a,this.ff());Y(a,"labelledby",this.Yh||"");this.Cf&&
ye(this.Cd,this.Cf);N(this.Cc,this.Eh);this.j&&(a=this.j,a.va=this.oc,a.render());N(this.oc,!!this.j);eo(this,this.Bi)};
f.Nb=function(a){Vn.oa.Nb.call(this,a);a=this.ha();var b=this.l+"-content";this.Cd=hf(null,b,a)[0];this.Cd||(this.Cd=this.g.Oa("DIV",b),this.Cf&&ye(this.Cd,this.Cf),a.appendChild(this.Cd));b=this.l+"-title";var c=this.l+"-title-text",d=this.l+"-title-close";(this.Wc=hf(null,b,a)[0])?(this.Xc=hf(null,c,this.Wc)[0],this.Cc=hf(null,d,this.Wc)[0]):(this.Wc=this.g.Oa("DIV",b),a.insertBefore(this.Wc,this.Cd));this.Xc?(this.vc=Rf(this.Xc),this.Xc.id||(this.Xc.id=this.getId())):(this.Xc=F("SPAN",{className:c,
id:this.getId()}),this.Wc.appendChild(this.Xc));this.Yh=this.Xc.id;Y(a,"labelledby",this.Yh||"");this.Cc||(this.Cc=this.g.Oa("SPAN",d),this.Wc.appendChild(this.Cc));N(this.Cc,this.Eh);b=this.l+"-buttons";if(this.oc=hf(null,b,a)[0]){if(a=this.j=new Xn(this.g),(b=this.oc)&&1==b.nodeType){a.va=b;b=gf("BUTTON",a.va);c=0;for(var e,g;d=b[c];c++)if(e=d.name||d.id,g=Rf(d)||d.value,e){var h=0==c;a.set(e,g,h,"cancel"==d.name);h&&w(d,"goog-buttonset-default")}}}else this.oc=this.g.Oa("DIV",b),a.appendChild(this.oc),
this.j&&(a=this.j,a.va=this.oc,a.render()),N(this.oc,!!this.j);eo(this,this.Bi)};f.Ka=function(){Vn.oa.Ka.call(this);Z(this).ka(this.ha(),"keydown",this.jm).ka(this.ha(),"keypress",this.jm);Z(this).ka(this.oc,"click",this.Mu);fo(this,this.Hk);Z(this).ka(this.Cc,"click",this.av);var a=this.ha();Ym(a,this.ff());""!==this.Xc.id&&Y(a,"labelledby",this.Xc.id);if(!this.Ko){this.Ko=!1;if(this.Va){a=this.g;var b=this.rh();a.di(this.xc);a.di(b)}this.isVisible()&&Tn(this,!1)}};
f.jc=function(){this.isVisible()&&this.Aa(!1);fo(this,!1);Vn.oa.jc.call(this)};f.Aa=function(a){a!=this.isVisible()&&(this.Va||this.render(),Vn.oa.Aa.call(this,a))};f.ki=function(){Vn.oa.ki.call(this);this.dispatchEvent("aftershow")};f.ji=function(){Vn.oa.ji.call(this);this.dispatchEvent("afterhide");this.Nn&&this.Ea()};
f.Av=function(){var a=this.g.g,b=pf(tf(a)||window),c=Math.max(a.body.scrollWidth,b.width);a=Math.max(a.body.scrollHeight,b.height);var d=M(this.ha());"fixed"==rh(this.ha(),"position")?hn(this.le,new fh(0,0,Math.max(0,b.width-d.width),Math.max(0,b.height-d.height))):hn(this.le,new fh(0,0,c-d.width,a-d.height))};f.av=function(){go(this)};function go(a){if(a.Eh){var b=a.j,c=b&&b.g;c?(b=b.get(c),a.dispatchEvent(new ho(c,b))&&a.Aa(!1)):a.Aa(!1)}}f.ua=function(){this.oc=this.Cc=null;Vn.oa.ua.call(this)};
function io(a,b){a.j=b;a.oc&&(a.j?(b=a.j,b.va=a.oc,b.render()):ye(a.oc,se),N(a.oc,!!a.j))}f.Mu=function(a){a:{for(a=a.target;null!=a&&a!=this.oc;){if("BUTTON"==a.tagName)break a;a=a.parentNode}a=null}if(a&&!a.disabled){a=a.name;var b=this.j.get(a);this.dispatchEvent(new ho(a,b))&&this.Aa(!1)}};
f.jm=function(a){var b=!1,c=!1,d=this.j,e=a.target;if("keydown"==a.type)if(27==a.keyCode){var g=d&&d.g;e="SELECT"==e.tagName&&!e.disabled;g&&!e?(c=!0,b=d.get(g),b=this.dispatchEvent(new ho(g,b))):e||(b=!0)}else{if(9==a.keyCode&&a.shiftKey&&e==this.ha()){this.tk=!0;try{this.Ud.focus()}catch(l){}V(this.qp,0,this)}}else if(13==a.keyCode){if("BUTTON"==e.tagName&&!e.disabled)g=e.name;else if(e==this.Cc)go(this);else if(d){var h=d.i,k=h&&jo(d,h);e=("TEXTAREA"==e.tagName||"SELECT"==e.tagName||"A"==e.tagName)&&
!e.disabled;!k||k.disabled||e||(g=h)}g&&d&&(c=!0,b=this.dispatchEvent(new ho(g,String(d.get(g)))))}else e!=this.Cc||32!=a.keyCode&&" "!=a.key||go(this);if(b||c)a.stopPropagation(),a.preventDefault();b&&this.Aa(!1)};function ho(a,b){this.type="dialogselect";this.key=a;this.caption=b}u(ho,Fj);function Xn(a){on.call(this);a||bf();this.g=this.va=this.i=null}u(Xn,on);Xn.prototype.set=function(a,b,c,d){on.prototype.set.call(this,a,b);c&&(this.i=a);d&&(this.g=a);return this};
function Wn(a,b,c,d){return a.set(b.key,b.caption,c,d)}Xn.prototype.render=function(){if(this.va){ye(this.va,se);var a=bf(this.va);this.forEach(function(b,c){b=a.Oa("BUTTON",{name:c},b);c==this.i&&(b.className="goog-buttonset-default");this.va.appendChild(b)},this)}};Xn.prototype.ha=function(){return this.va};function jo(a,b){a=gf("BUTTON",a.va);for(var c=0,d;d=a[c];c++)if(d.name==b||d.id==b)return d;return null}
var Yn={key:"ok",caption:"OK"},Zn={key:"cancel",caption:"Cancel"},ko={key:"yes",caption:"Yes"},lo={key:"no",caption:"No"},mo={key:"save",caption:"Save"},no={key:"continue",caption:"Continue"};"undefined"!=typeof document&&(Wn(new Xn,Yn,!0,!0),Wn(Wn(new Xn,Yn,!0),Zn,!1,!0),Wn(Wn(new Xn,ko,!0),lo,!1,!0),Wn(Wn(Wn(new Xn,ko),lo,!0),Zn,!1,!0),Wn(Wn(Wn(new Xn,no),mo),Zn,!0,!0));function oo(a,b,c,d,e){Lm.call(this,b,c,d,e);this.g=a}u(oo,Lm);oo.prototype.dg=function(){};oo.prototype.yl=function(){this.dg();oo.oa.yl.call(this)};oo.prototype.Je=function(){this.dg();oo.oa.Je.call(this)};oo.prototype.tf=function(){this.dg();oo.oa.tf.call(this)};function po(a,b,c,d,e){"number"===typeof b&&(b=[b]);"number"===typeof c&&(c=[c]);oo.call(this,a,b,c,d,e);if(1!=b.length||1!=c.length)throw Error("Start and end points must be 1D");this.j=-1}u(po,oo);var qo=1/1024;f=po.prototype;
f.dg=function(){var a=this.coords[0];Math.abs(a-this.j)>=qo&&(Jh(this.g,a),this.j=a)};f.tf=function(){this.j=-1;po.oa.tf.call(this)};f.Je=function(){this.j=-1;po.oa.Je.call(this)};f.show=function(){this.g.style.display=""};f.kb=function(){this.g.style.display="none"};function ro(a,b,c){po.call(this,a,1,0,b,c)}u(ro,po);ro.prototype.tf=function(){this.show();ro.oa.tf.call(this)};ro.prototype.Je=function(){this.kb();ro.oa.Je.call(this)};
function so(a,b,c,d,e){if(3!=b.length||3!=c.length)throw Error("Start and end points must be 3D");oo.call(this,a,b,c,d,e)}u(so,oo);so.prototype.dg=function(){for(var a=[],b=0;b<this.coords.length;b++)a[b]=Math.round(this.coords[b]);this.g.style.backgroundColor="rgb("+a.join(",")+")"};function to(a,b){this.g=a[q.Symbol.iterator]();this.i=b}to.prototype[Symbol.iterator]=function(){return this};to.prototype.next=function(){var a=this.g.next();return{value:a.done?void 0:this.i.call(void 0,a.value),done:a.done}};function uo(a,b){return new to(a,b)};function vo(a){if(a instanceof wo||a instanceof xo||a instanceof yo)return a;if("function"==typeof a.next)return new wo(function(){return a});if("function"==typeof a[Symbol.iterator])return new wo(function(){return a[Symbol.iterator]()});if("function"==typeof a.Xe)return new wo(function(){return a.Xe()});throw Error("Not an iterator or iterable.");}function wo(a){this.g=a}wo.prototype.Xe=function(){return new xo(this.g())};wo.prototype[Symbol.iterator]=function(){return new yo(this.g())};
wo.prototype.i=function(){return new yo(this.g())};function xo(a){this.g=a}n(xo,Zf);xo.prototype.next=function(){return this.g.next()};xo.prototype[Symbol.iterator]=function(){return new yo(this.g)};xo.prototype.i=function(){return new yo(this.g)};function yo(a){wo.call(this,function(){return a});this.j=a}n(yo,wo);yo.prototype.next=function(){return this.j.next()};function zo(a,b){this.i={};this.g=[];this.j=this.size=0;var c=arguments.length;if(1<c){if(c%2)throw Error("Uneven number of arguments");for(var d=0;d<c;d+=2)this.set(arguments[d],arguments[d+1])}else if(a)if(a instanceof zo)for(c=a.Xd(),d=0;d<c.length;d++)this.set(c[d],a.get(c[d]));else for(d in a)this.set(d,a[d])}f=zo.prototype;f.kc=function(){Ao(this);for(var a=[],b=0;b<this.g.length;b++)a.push(this.i[this.g[b]]);return a};f.Xd=function(){Ao(this);return this.g.concat()};
function Bo(a,b){return a.has(b)}f.has=function(a){return Co(this.i,a)};f.Jc=ba(2);function Do(a){a.i={};a.g.length=0;a.size=0;a.j=0}f.remove=function(a){Co(this.i,a)?(delete this.i[a],--this.size,this.j++,this.g.length>2*this.size&&Ao(this),a=!0):a=!1;return a};function Ao(a){if(a.size!=a.g.length){for(var b=0,c=0;b<a.g.length;){var d=a.g[b];Co(a.i,d)&&(a.g[c++]=d);b++}a.g.length=c}if(a.size!=a.g.length){var e={};for(c=b=0;b<a.g.length;)d=a.g[b],Co(e,d)||(a.g[c++]=d,e[d]=1),b++;a.g.length=c}}
f.get=function(a,b){return Co(this.i,a)?this.i[a]:b};f.set=function(a,b){Co(this.i,a)||(this.size+=1,this.g.push(a),this.j++);this.i[a]=b};f.forEach=function(a,b){for(var c=this.Xd(),d=0;d<c.length;d++){var e=c[d],g=this.get(e);a.call(b,g,e,this)}};f.clone=function(){return new zo(this)};f.keys=function(){return vo(this.Xe(!0)).i()};f.values=function(){return vo(this.Xe(!1)).i()};f.entries=function(){var a=this;return uo(this.keys(),function(b){return[b,a.get(b)]})};
f.Xe=function(a){Ao(this);var b=0,c=this.j,d=this,e=new Zf;e.next=function(){if(c!=d.j)throw Error("The map has changed since the iterator was created");if(b>=d.g.length)return $f;var g=d.g[b++];return{value:a?g:d.i[g],done:!1}};return e};function Co(a,b){return Object.prototype.hasOwnProperty.call(a,b)};function Eo(){this.i=new zo;this.g=new Fo("");this.g.next=this.g.g=this.g}f=Eo.prototype;f.get=function(a,b){return(a=this.i.get(a))?a.value:b};f.set=function(a,b){var c=this.i.get(a);c?c.value=b:(c=new Fo(a,b),this.i.set(a,c),a=c,a.g=this.g.g,a.next=this.g,this.g.g=a,a.g.next=a)};f.shift=function(){return Go(this,this.g.next)};f.pop=function(){return Go(this,this.g.g)};f.remove=function(a){return(a=this.i.get(a))?(a.remove(),this.i.remove(a.key),!0):!1};f.Jc=ba(1);
f.Xd=function(){return this.map(function(a,b){return b})};f.kc=function(){return this.map(function(a){return a})};f.forEach=function(a,b){for(var c=this.g.next;c!=this.g;c=c.next)a.call(b,c.value,c.key,this)};f.map=function(a,b){for(var c=[],d=this.g.next;d!=this.g;d=d.next)c.push(a.call(b,d.value,d.key,this));return c};f.some=function(a,b){for(var c=this.g.next;c!=this.g;c=c.next)if(a.call(b,c.value,c.key,this))return!0;return!1};
f.every=function(a,b){for(var c=this.g.next;c!=this.g;c=c.next)if(!a.call(b,c.value,c.key,this))return!1;return!0};function Go(a,b){a.g!=b&&(b.remove(),a.i.remove(b.key));return b.value}function Fo(a,b){this.key=a;this.value=b}Fo.prototype.remove=function(){this.g.next=this.next;this.next.g=this.g;delete this.g;delete this.next};function Ho(){R.call(this);this.i=new Eo}u(Ho,R);Ho.prototype.j=function(a){a.sort(Io);v(a,function(b){b.he(this)},this);this.i=new Eo;v(a,function(b){this.i.set(b.La(),b)},this);this.dispatchEvent("update")};function Io(a,b){return Jo(a)-Jo(b)}function Ko(a){return a.i.kc()}function Lo(a,b,c){a=Ko(a);for(var d=-1,e=0;e<a.length;e++)if(a[e].La()==b){d=e;break}if(0<=d)return a[c+d]}function Mo(a,b){return a.i.get(b)}
function No(a,b){b=Tb(b);if(0!=b.length)return mb(Ko(a),function(c){return c.hb()==b})};function Oo(){};/*

 Copyright 2005, 2007 Bob Ippolito. All Rights Reserved.
 Copyright The Closure Library Authors.
 SPDX-License-Identifier: MIT
*/
function Po(a,b){this.o=[];this.qa=a;this.Ja=b||null;this.l=this.j=!1;this.i=void 0;this.ma=this.ta=this.O=!1;this.s=0;this.g=null;this.V=0}u(Po,Oo);Po.prototype.cancel=function(a){if(this.j)this.i instanceof Po&&this.i.cancel();else{if(this.g){var b=this.g;delete this.g;a?b.cancel(a):(b.V--,0>=b.V&&b.cancel())}this.qa?this.qa.call(this.Ja,this):this.ma=!0;this.j||(a=new Qo(this),Ro(this),So(this,!1,a))}};Po.prototype.na=function(a,b){this.O=!1;So(this,a,b)};
function So(a,b,c){a.j=!0;a.i=c;a.l=!b;To(a)}function Ro(a){if(a.j){if(!a.ma)throw new Uo(a);a.ma=!1}}Po.prototype.ug=function(a){Ro(this);So(this,!0,a)};function Vo(a,b,c,d){a.o.push([b,c,d]);a.j&&To(a)}Po.prototype.then=function(a,b,c){var d,e,g=new zl(function(h,k){e=h;d=k});Vo(this,e,function(h){h instanceof Qo?g.cancel():d(h);return Wo},this);return g.then(a,b,c)};Po.prototype.$goog_Thenable=!0;function Xo(a){return lb(a.o,function(b){return"function"===typeof b[1]})}var Wo={};
function To(a){if(a.s&&a.j&&Xo(a)){var b=a.s,c=Yo[b];c&&(q.clearTimeout(c.ub),delete Yo[b]);a.s=0}a.g&&(a.g.V--,delete a.g);b=a.i;for(var d=c=!1;a.o.length&&!a.O;){var e=a.o.shift(),g=e[0],h=e[1];e=e[2];if(g=a.l?h:g)try{var k=g.call(e||a.Ja,b);k===Wo&&(k=void 0);void 0!==k&&(a.l=a.l&&(k==b||k instanceof Error),a.i=b=k);if(yl(b)||"function"===typeof q.Promise&&b instanceof q.Promise)d=!0,a.O=!0}catch(l){b=l,a.l=!0,Xo(a)||(c=!0)}}a.i=b;d&&(k=r(a.na,a,!0),d=r(a.na,a,!1),b instanceof Po?(Vo(b,k,d),b.ta=
!0):b.then(k,d));c&&(b=new Zo(b),Yo[b.ub]=b,a.s=b.ub)}function Uo(){cb.call(this)}u(Uo,cb);Uo.prototype.message="Deferred has already fired";Uo.prototype.name="AlreadyCalledError";function Qo(){cb.call(this)}u(Qo,cb);Qo.prototype.message="Deferred was canceled";Qo.prototype.name="CanceledError";function Zo(a){this.ub=q.setTimeout(r(this.i,this),0);this.g=a}Zo.prototype.i=function(){delete Yo[this.ub];throw this.g;};var Yo={};function $o(a,b){var c=b||{};b=c.document||document;var d=Ad(a).toString(),e=Xf(new cf(b),"SCRIPT"),g={xp:e,ag:void 0},h=new Po(ap,g),k=null,l=null!=c.timeout?c.timeout:5E3;0<l&&(k=window.setTimeout(function(){bp(e,!0);var m=new cp(1,"Timeout reached for loading script "+d);Ro(h);So(h,!1,m)},l),g.ag=k);e.onload=e.onreadystatechange=function(){e.readyState&&"loaded"!=e.readyState&&"complete"!=e.readyState||(bp(e,c.ts||!1,k),h.ug(null))};e.onerror=function(){bp(e,!0,k);var m=new cp(0,"Error while loading script "+
d);Ro(h);So(h,!1,m)};g=c.attributes||{};nd(g,{type:"text/javascript",charset:"UTF-8"});nf(e,g);ze(e,a);dp(b).appendChild(e);return h}function dp(a){var b=gf("HEAD",a);return b&&0!==b.length?b[0]:a.documentElement}function ap(){if(this&&this.xp){var a=this.xp;a&&"SCRIPT"==a.tagName&&bp(a,!0,this.ag)}}function bp(a,b,c){null!=c&&q.clearTimeout(c);a.onload=function(){};a.onerror=function(){};a.onreadystatechange=function(){};b&&window.setTimeout(function(){I(a)},0)}
function cp(a,b){var c="Jsloader error (code #"+a+")";b&&(c+=": "+b);cb.call(this,c);this.code=a}u(cp,cb);var ep=ka(["//apis.google.com/js/api.js"]);function fp(a){var b=document,c=window;gp()&&($o(hp,{document:b}).then(function(){var d=Pa("gapi.load",c);d&&d("gapi.rpc",{ug:function(){return ip(a)},onerror:function(){return null},timeout:5E3,ontimeout:function(){return null}})}),V(function(){ip(a)},5E3))}function jp(a){var b={};b.q=a;kp("updateInViewportPage",b)}function lp(a){a?kp("onboardingComplete"):kp("onboardingCompleteNoPlainText")}
function ip(a){var b=Pa("gapi.rpc.register");"function"===typeof b&&(b("handshake",function(){}),mp(),np(a))}function mp(){Q(document,"keydown",function(a){27==a.keyCode&&kp("closeViewportDialog")})}function np(a){var b=Pa("gapi.rpc.register");if("function"===typeof b)for(var c in a)b(c,a[c])}function kp(a,b){if(gp()){var c=Pa("gapi.rpc.call");"function"===typeof c&&c("..",a,null,b)}}function gp(){try{return window.self!==window.top}catch(a){return!0}}var hp=tj(ep);function op(a){R.call(this);pp(this,a||"")}n(op,R);op.prototype.getQuery=function(){return this.l};function pp(a,b){a.l!=b&&(a.l=b,a.dispatchEvent("change"),jp(b))}function qp(a){a=new S(a);return U(a,"q")||U(a,"vq")||U(a,"dq")}function rp(){return U(new S(window.location.toString()),"q")};function sp(a){this.g={};this.N=a}function tp(a,b){var c=[];if(a.g[b]){var d=[],e;for(e in a.g[b])d.push(e);yb(d);for(e=0;e<d.length;e++)c.push(a.g[b][d[e]])}return c};function up(a){this.N=a;this.j=a.Ab()}up.prototype.Wb=function(a){this.Ca&&(this.Ca.Ea(),Af(this.N.Fa().s.i));this.Ca=new a(this.N);this.Ca.Od&&this.Ca.Od(this.N.Da());this.Ca.Pd&&this.Ca.Pd()};up.prototype.Fa=function(){return this.Ca};function vp(a){X.call(this);this.V=a;Af(a);K(a,"overflow","hidden");this.j=H("div");K(this.V,{position:"relative",padding:"0px"});Df(this.V,this.j,0);this.Kb=new sp(this);this.Ga=[];this.wa=[];wp(this);this.ma=new up(this);a=H("div");W(a,!0);K(a,{position:"absolute",left:"0px",top:"0px"});this.V.appendChild(a);this.Hb=a;this.nb(Qh(this.V));xp.push(this);this.zd=new op;Q(this.zd,"change",this.iq,!1,this)}u(vp,X);var xp=[];f=vp.prototype;f.Ab=function(){return this.j};f.ud=function(){return this.Hb};
f.nb=function(a){a.width=Math.max(a.width,0);a.height=Math.max(a.height,0);if(!this.i||!Ke(this.i,a)){Ph(this.j,a,"content-box");this.i=a;var b=this.ma.Fa();b&&b.nb(a);this.dispatchEvent("resize")}};f.getSize=function(){return this.i};f.tb=function(){return this.i.width};f.Db=function(){return this.i.height};f.go=function(){this.dispatchEvent("load")};f.Wb=function(a){this.O!=a&&(this.O=a,this.ma.Wb(a),this.dispatchEvent("viewportmodechange"))};f.Wa=function(){return this.o};f.Fa=function(){return this.ma.Fa()};
function yp(a,b){if(a.s)throw"";a.s=b;Q(b,"update",r(a.gq,a))}f.gq=function(){this.dispatchEvent("pagesupdate")};f.ab=function(){return this.s};f.Ad=function(a,b){return(a=Mo(this.s,a))?(this.mb(a,b),a):null};f.mb=function(a,b){if(this.l!=a||b)this.l=a,this.dispatchEvent("pagechange")};function zp(a,b){return(b=No(a.s,b))?(a.mb(b),!0):!1}function Ap(a,b){Bp(a,b,r(function(c){V(r(this.mb,this,c))},a))}function Bp(a,b,c){a=a.ab();new S(b);b=new a.l({url:b});b.he(a);Cp(b,r(a.ma,a,c))}
f.Bh=function(a,b){var c=this.ma.Fa().Eb();if(c&&c.yc&&(c=c.yc(a))){b=b||new B(40,80);var d=this.Xa().getQuery();if(!d)return;var e=Dp(a,d);if(e){Ep(this,c,b,e);return}Cp(a,r(this.hq,this,c,b,d))}this.mb(a)};f.hq=function(a,b,c,d){(c=Dp(d,c))&&Ep(this,a,b,c)};function Ep(a,b,c,d){if(d&&d.length){for(var e=d[0],g=1;g<d.length;g++)e=lh(e,d[g]);d=b.Da().me();d=b.getSize().width/d;e=new Qm(e.left,e.top);e.Jj(d);e.x=Math.round(e.x);e.y=Math.round(e.y);b=Rm(b.jd());b.add(e);Sm(b,c);a.Fa().uf(b)}}f.La=function(){return this.l.La()};
f.Da=function(){return this.l};f.qb=function(a){for(var b=[],c=0;c<arguments.length;c++)b.push(arguments[c]);this.Ga.push(b);1==this.Ga.length&&Fp(this)};function Gp(a,b,c){a.wa.push([b,c])}function Fp(a){var b=a.Ga.shift();if(b){for(var c=b.shift(),d=0;d<a.wa.length;d++)a.wa[d][0]==c&&a.wa[d][1].apply(a,b);Fp(a)}}
function wp(a){Gp(a,"next",r(a.lm,a,1));Gp(a,"previous",r(a.lm,a,-1));Gp(a,"turntopage",r(a.jq,a));Gp(a,"zoomin",r(a.kq,a));Gp(a,"zoomout",r(a.lq,a));Gp(a,"showkeyboardshortcuts",function(){a.dispatchEvent("keyboardshortcutsopened")})}function Hp(a){var b=a.ma.Fa();b.Ik&&b.Ik(a.Da())}f.lm=function(a){var b=this.ma.Fa(),c;b.qa?c=b.qa(this.Da(),a):c=Lo(this.ab(),this.Da().La(),a);c&&(this.mb(c),Hp(this),this.dispatchEvent("pageturn"))};f.jq=function(a){if(a=Mo(this.s,a))this.mb(a),Hp(this)};
f.kq=function(){var a=this.ma.Fa();a.Kc&&(a.Kc(),Hp(this));this.dispatchEvent("zoomchange")};f.lq=function(){var a=this.ma.Fa();a.Zc&&(a.Zc(),Hp(this));this.dispatchEvent("zoomchange")};f.iq=function(){this.dispatchEvent("searchupdate")};f.Xa=function(){return this.zd};var Ip={update:function(a){for(var b in a)Ip[b]=a[b]},gs:function(a){if("string"===typeof a)try{a=JSON.parse(a)}catch(c){a=null}for(var b in a)Ip.fs(b,a[b])},fs:function(a,b){Ip[a]=b}};ab("_OC_addFlags",Ip.gs);var Jp;function Kp(a,b,c){c=new S(c.replace(/#.*/g,""));T(c,a,b);return c.toString()}function Lp(a){if(Jp){var b=new S(Jp);Ik(b,a);return b.toString()}return a}function Mp(a){return Kp("hl","en",a)}function Np(a){a=new S(a);var b=a.l.split("/");b[0]||b.shift();return 3<b.length?b[3]:U(a,"id")||""}function Op(){var a=window.location.pathname.split("/");return 1>a.length?"":a[1]};function Pp(a){R.call(this);this.ob={};a&&this.Dd(a)}u(Pp,R);f=Pp.prototype;f.me=function(){return this.ob.w||this.getParent().g.width};f.Zd=function(){return this.ob.h||this.getParent().g.height};function wm(a){return a.me()/a.Zd()}f.getSize=function(){return new Je(this.me(),this.Zd())};f.Dd=function(a){for(var b in a)this.ob[b]=a[b];this.dispatchEvent("update")};f.he=function(a){this.s=a};f.getParent=function(){return this.s};f.hb=function(){return this.ob.title};
f.Ce=function(){var a=this.hb();return a?"Page "+a:""};function Jo(a){return a.ob.order}f.wd=function(a){if(this.ob.src&&a){var b=new S(this.ob.src);T(b,"w",a.width);return b.toString()}return this.ob.src};f.La=function(){return this.ob.pid};function Qp(a,b,c){if(8>=pc()){var d=[];d[0]=Q(a,"readystatechange",t(Rp,a,t(Sp,b),d))}else Wj(a,"load",t(Sp,b));c&&Wj(a,"error",t(Sp,c))}function Sp(a){V(a)}function Rp(a,b,c){if("complete"!=a.readyState)return!0;ek(c[0]);b();return!1}var Tp=H("div");function Up(a){if(a)if(A){Tp.appendChild(a);var b=t(I,a);Qp(a,b,b);a.src="//www.google.com/images/cleardot.gif"}else a.src="//www.google.com/images/cleardot.gif",I(a)};function Vp(a,b,c,d,e,g,h){R.call(this);this.s=a;this.rb=b;this.Bb=c;this.j=d;this.i=e;this.ma=g;this.O=h;this.l=Math.ceil(this.rb/this.j);this.o=Math.ceil(this.Bb/this.i);this.g=[];for(a=0;a<this.l;++a){b=[];for(c=0;c<this.o;++c)b.push(null);this.g.push(b)}}n(Vp,R);Vp.prototype.empty=function(){for(var a;a=this.s.firstChild;)Up(a)};
function Wp(a,b){var c=Math.floor(b.left/a.j),d=Math.floor(b.top/a.i),e=Math.ceil((b.left+b.width)/a.j),g=Math.ceil((b.top+b.height)/a.i);e=Math.min(e,a.l);for(g=Math.min(g,a.o);c<e;c++)for(var h=d;h<g;h++)if(!a.g[c][h]){var k=a;var l=c,m=h;if(!k.g[l][m]){var p=H("IMG");K(p,{position:"absolute",left:l*k.j+"px",top:m*k.i+"px",display:"none"});k.g[l][m]=p;k.s.appendChild(p)}k=k.g[l][m];l=a.ma(c,h);Qp(k,r(a.V,a,k,l),r(a.na,a,k,l));k.src=l}for(c=0;c<a.l;++c)for(h=0;h<a.o;++h){if(d=!!a.g[c][h])d=!kh(new fh(c*
a.j,h*a.i,(c+1)*a.j,(h+1)*a.i),b);d&&(Up(a.g[c][h]),a.g[c][h]=null)}}Vp.prototype.V=function(a,b){K(a,{display:""});this.O&&this.O(b)};Vp.prototype.na=function(){};function Xp(){};function Yp(a){this.g={};for(var b=0;b<a.length;b++){var c=a[b];this.g[c.z]=new Je(c.w,c.h)}}function Zp(a,b){return(a=hd(a.g,function(c){return c.height==b}))?Number(a):null}function $p(a,b){return(a=a.g[b])?a.width:null};function aq(a){if(a)return a.isEntityPageViewport;a=U(new S(window.location.href),"source");return"entity_page"==a||"entity_page_gbs_snippet"==a}function bq(){var a=U(new S(window.location.href),"output");return(aq()||Cc)&&"text"==a}function cq(){return"toggled"===(new S(window.location.href)).i};function dq(a){Pp.call(this,a);this.sj={};this.wa={};this.o={};this.ta=this.na=null}var eq;u(dq,Pp);f=dq.prototype;f.Dd=function(a,b){dq.oa.Dd.call(this,a);b&&(this.qa=b)};function Cp(a,b){fq(a,a.df(),b)}f.df=function(){var a=gq(this);T(a,"jscmd","click3");var b;this.zd&&(b=this.zd.getQuery());hq(this,"vq",b);dd(this.sj,function(c,d){T(a,d,c)});return a};
function fq(a,b,c){b=b.toString();if(b==a.qa)c&&c(a);else if(c&&(a.o[b]=a.o[b]||[]).push(c),b!=a.V){a.V=b;a.j&&q.clearTimeout(a.j);a.j=q.setTimeout(r(a.qt,a,b),6E3);var d;a.zd&&(d=a.zd.getQuery());eq(b,r(a.mq,a,b,d))}}function hq(a,b,c){c?a.sj[b]=c:delete a.sj[b]}f.sj=null;f.mq=function(a,b,c){this.V==a&&(this.V=null,this.j&&(q.clearTimeout(this.j),this.j=null),this.qa=a,iq(this,c.page[0]),this.s.Zk(c),b=this.o[a])&&(v(b,function(d){d(this)},this),delete this.o[a])};
f.qt=function(a){this.j=this.V=null;delete this.o[a]};function gq(a){var b=a.ob.url;b?b=new S(b):(b=new S(a.s.ep),T(b,"pg",a.La()),a.ob.sig&&T(b,"sig",a.ob.sig));aq()&&T(b,"source","entity_page");return b}f.zc=function(){return gq(this).toString()};f.me=function(){return this.ob.w||this.getParent().g.width};f.Zd=function(){return this.ob.h||this.getParent().g.height};
var jq={additional_info:"additional_info",content:"content",feedbackUrl:"uf",flags:"flags",highlights:"highlights",links:"links",order:"order",pid:"pid",src:"src",snippetSrc:"snippet_src"};function iq(a,b){var c={},d;for(d in jq){var e=jq[d],g=b[e];void 0!==g&&("highlights"==e?a.wa[b.vq]=g:c[d]=g)}c.additional_info&&(d=c.additional_info["[NewspaperJSONPageInfo]"])&&(a.na=new Yp(d.tileres),d=d.page_scanjob_coordinates)&&(a.ta=""+d.x+","+d.y);b.vq&&!c.snippetSrc&&(c.snippetSrc="");a.Dd(c)}
dq.prototype.Dc=function(){return this.ob.content};dq.prototype.l=function(a){return!!(this.ob.flags&a)};function kq(a,b){return lb(b,r(a.l,a))}function lq(a,b){b=Qe(b);b=b.replace(/'/g,"&#39;");if(a=a.wa[b]){var c=[];v(a,function(d){c.push([d.X,d.Y,d.W,d.H])});return c}}function Dp(a,b){if(a=lq(a,b))return kb(a,t(mq,1))}function mq(a,b){b=kb(b,function(c){return Math.round(c*a)});return new fh(b[0],b[1],b[2],b[3])}
function nq(a){if(a.ob.links)return kb(a.ob.links,function(b){var c=b.region;return[c.X,c.Y,c.W,c.H,b.target_pid,b.url]})}function oq(a){if(a.ob.clip_highlight||a.ob.clip_highlights){var b=[];v(a.ob.clip_highlights||[a.ob.clip_highlight],function(c){var d=[];v(["X","Y","W","H"],function(e){d.push(c[e])});b.push(d)});return b}return null}
dq.prototype.wd=function(a){if(this.ob.src&&a){var b=new S(this.ob.src);a&&dd(this.Pk(),function(c,d){"height"==d&&a.height?T(b,c,a.height):"width"==d&&a.width&&T(b,c,a.width)});return b.toString()}return this.ob.src};dq.prototype.Pk=function(){return{width:"w",height:"h"}};function pq(a,b,c,d){this.Lj=a||256;this.Kj=b||256;this.i=c||3;this.j=d||3;this.g=null}function qq(a,b){a.g=b}pq.prototype.co=function(a,b,c,d,e){var g=this.i,h=this.j;b=Math.ceil(b/this.Lj);c=Math.ceil(c/this.Kj);var k=Math.floor(e/g),l=Math.floor(d/h),m=g*b*k;e-=k*g;g=Math.min(g,c-k*g);m+=g*h*l;d-=l*h;h=Math.min(h,b-l*h);d=m+(e*h+d);a=new S(a);T(a,"tid",d);this.g&&(a=this.g(a,d));return a.toString()};function rq(){}rq.prototype.hb=function(){return this.vc};function sq(){this.g=new Map}sq.prototype.add=function(a,b){this.g.set(Va(a),b)};function tq(a,b){b=void 0===b?[]:b;b=new Set(b.map(function(g){return Va(g)}));for(var c=la(a.g.keys()),d=c.next();!d.done;d=c.next())if(d=d.value,!b.has(d)){var e=a.g.get(d);e&&e.Ma();a.g.delete(d)}};function uq(){this.i={};this.g=new sq}function vq(a,b,c){a.i[Va(b)]=c}uq.prototype.Ma=function(){tq(this.g)};function wq(a,b){b=jb(b,function(c){return!!this.i[Va(c.constructor)]},a);tq(a.g,b);v(b,function(c){this.g.g.has(Va(c))||this.g.add(c,this.i[Va(c.constructor)].render(c))},a)};function xq(a){this.Bf=a}function yq(a,b,c,d){a=zq(a,d);if(0<c)for(c=0;c<a.length;c++){if(a[c]>b)return a[c]}else for(c=a.length-1;0<=c;c--)if(a[c]<b)return a[c];return b}function zq(a,b){var c=b||[];a=jb(a.Bf,function(d){return!lb(c,function(e){return 50>Math.abs(e-d)})});a.push.apply(a,c);yb(a);return a};function Aq(a,b){Ho.call(this);this.O={};a&&(this.ep=a.prefix,this.Co=a.image_prefix||a.prefix,a=kb(a.page,function(c){c=new this.l(c);b&&(c.zd=b);return c},this),this.j(a))}u(Aq,Ho);Aq.prototype.Zk=function(a){a=a.page;for(var b=0;b<a.length;b++){var c=a[b],d=Mo(this,c.pid);d&&iq(d,c)}};Aq.prototype.l=dq;Aq.prototype.ma=function(a,b){if(!Mo(this,b.La())){var c=ub(Ko(this));vb(c,b);this.j(c)}this.O[b.La()]=!0;a&&a(b)};function Bq(a,b,c){Yl(a,t(Cq,b,c))}function Cq(a,b,c){c=c.target;fm(c)?a(hm(c)):b&&b()};var Dq={},Eq=null;var Fq="undefined"!==typeof Uint8Array,Gq=!A&&"function"===typeof btoa;var Hq="function"===typeof Symbol&&"symbol"===typeof Symbol()?Symbol():void 0,Iq=Hq?function(a,b){a[Hq]|=b}:function(a,b){void 0!==a.lf?a.lf|=b:Object.defineProperties(a,{lf:{value:b,configurable:!0,writable:!0,enumerable:!1}})};function Jq(a){var b=Kq(a);1!==(b&1)&&(Object.isFrozen(a)&&(a=Array.prototype.slice.call(a)),Lq(a,b|1))}
var Kq=Hq?function(a){return a[Hq]|0}:function(a){return a.lf|0},Mq=Hq?function(a){return a[Hq]}:function(a){return a.lf},Lq=Hq?function(a,b){a[Hq]=b}:function(a,b){void 0!==a.lf?a.lf=b:Object.defineProperties(a,{lf:{value:b,configurable:!0,writable:!0,enumerable:!1}})};function Nq(){var a=[];Iq(a,1);return a}function Oq(a,b){Lq(b,(a|0)&-255)}function Pq(a,b){Lq(b,(a|34)&-221)}function Qq(a){a=a>>11&1023;return 0===a?536870912:a};var Rq={};function Sq(a){return null!==a&&"object"===typeof a&&!Array.isArray(a)&&a.constructor===Object}var Tq,Uq=[];Lq(Uq,55);Tq=Object.freeze(Uq);var Vq;function Wq(a,b){Vq=b;a=new a(b);Vq=void 0;return a}
function Xq(a,b,c){null==a&&(a=Vq);Vq=void 0;if(null==a){var d=96;c?(a=[c],d|=512):a=[];b&&(d=d&-2095105|(b&1023)<<11)}else{if(!Array.isArray(a))throw Error();d=Kq(a);if(d&64)return a;d|=64;if(c&&(d|=512,c!==a[0]))throw Error();a:{c=a;var e=c.length;if(e){var g=e-1,h=c[g];if(Sq(h)){d|=256;b=+!!(d&512)-1;e=g-b;1024<=e&&(Yq(c,b,h),e=1023);d=d&-2095105|(e&1023)<<11;break a}}b&&(h=+!!(d&512)-1,b=Math.max(b,e-h),1024<b&&(Yq(c,h,{}),d|=256,b=1023),d=d&-2095105|(b&1023)<<11)}}Lq(a,d);return a}
function Yq(a,b,c){for(var d=1023+b,e=a.length,g=d;g<e;g++){var h=a[g];null!=h&&h!==c&&(c[g-b]=h)}a.length=d+1;a[d]=c};function Zq(a){switch(typeof a){case "number":return isFinite(a)?a:String(a);case "boolean":return a?1:0;case "object":if(a&&!Array.isArray(a)&&Fq&&null!=a&&a instanceof Uint8Array){if(Gq){for(var b="",c=0,d=a.length-10240;c<d;)b+=String.fromCharCode.apply(null,a.subarray(c,c+=10240));b+=String.fromCharCode.apply(null,c?a.subarray(c):a);a=btoa(b)}else{void 0===b&&(b=0);if(!Eq){Eq={};c="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789".split("");d=["+/=","+/","-_=","-_.","-_"];for(var e=
0;5>e;e++){var g=c.concat(d[e].split(""));Dq[e]=g;for(var h=0;h<g.length;h++){var k=g[h];void 0===Eq[k]&&(Eq[k]=h)}}}b=Dq[b];c=Array(Math.floor(a.length/3));d=b[64]||"";for(e=g=0;g<a.length-2;g+=3){var l=a[g],m=a[g+1];k=a[g+2];h=b[l>>2];l=b[(l&3)<<4|m>>4];m=b[(m&15)<<2|k>>6];k=b[k&63];c[e++]=h+l+m+k}h=0;k=d;switch(a.length-g){case 2:h=a[g+1],k=b[(h&15)<<2]||d;case 1:a=a[g],c[e]=b[a>>2]+b[(a&3)<<4|h>>4]+k+d}a=c.join("")}return a}}return a};function $q(a,b,c){a=Array.prototype.slice.call(a);var d=a.length,e=b&256?a[d-1]:void 0;d+=e?-1:0;for(b=b&512?1:0;b<d;b++)a[b]=c(a[b]);if(e){b=a[b]={};for(var g in e)b[g]=c(e[g])}return a}function ar(a,b,c,d,e,g){if(null!=a){if(Array.isArray(a))a=e&&0==a.length&&Kq(a)&1?void 0:g&&Kq(a)&2?a:br(a,b,c,void 0!==d,e,g);else if(Sq(a)){var h={},k;for(k in a)h[k]=ar(a[k],b,c,d,e,g);a=h}else a=b(a,d);return a}}
function br(a,b,c,d,e,g){var h=d||c?Kq(a):0;d=d?!!(h&32):void 0;a=Array.prototype.slice.call(a);for(var k=0;k<a.length;k++)a[k]=ar(a[k],b,c,d,e,g);c&&c(h,a);return a}function cr(a){return a.tl===Rq?a.toJSON():Zq(a)};function dr(a,b,c){c=void 0===c?Pq:c;if(null!=a){if(Fq&&a instanceof Uint8Array)return b?a:new Uint8Array(a);if(Array.isArray(a)){var d=Kq(a);if(d&2)return a;b&&(b=0===d||!!(d&32)&&!(d&64||!(d&16)));return b?(Lq(a,d|34),d&4&&Object.freeze(a),a):br(a,dr,d&4?Pq:c,!0,!1,!0)}a.tl===Rq&&(c=a.Ic,d=Mq(c),a=d&2?a:Wq(a.constructor,er(c,d,!0)));return a}}function er(a,b,c){var d=c||b&2?Pq:Oq,e=!!(b&32);a=$q(a,b,function(g){return dr(g,e,d)});Iq(a,32|(c?2:0));return a};function fr(a,b){a=a.Ic;return gr(a,Mq(a),b)}function gr(a,b,c,d){if(-1===c)return null;if(c>=Qq(b)){if(b&256)return a[a.length-1][c]}else{var e=a.length;if(d&&b&256&&(d=a[e-1][c],null!=d))return d;b=c+(+!!(b&512)-1);if(b<e)return a[b]}}function hr(a,b,c,d,e){var g=Qq(b);if(c>=g||e){e=b;if(b&256)g=a[a.length-1];else{if(null==d)return;g=a[g+(+!!(b&512)-1)]={};e|=256}g[c]=d;e!==b&&Lq(a,e)}else a[c+(+!!(b&512)-1)]=d,b&256&&(a=a[a.length-1],c in a&&delete a[c])}
function ir(a,b){a=fr(a,b);a=null==a?a:"boolean"===typeof a||"number"===typeof a?!!a:void 0;return null!=a?a:!1}function jr(a,b,c){if(null!=c){if("boolean"!==typeof c)throw Error("Expected boolean but got "+Ra(c)+": "+c);c=!!c}var d=a.Ic,e=Mq(d);if(e&2)throw Error();hr(d,e,b,!1===c?void 0:c);return a};function kr(a,b,c){this.Ic=Xq(a,b,c)}kr.prototype.toJSON=function(){var a=br(this.Ic,cr,void 0,void 0,!1,!1);return lr(this,a,!0)};kr.prototype.clone=function(){var a=this.Ic;return Wq(this.constructor,er(a,Mq(a),!1))};kr.prototype.tl=Rq;kr.prototype.toString=function(){return lr(this,this.Ic,!1).toString()};
function lr(a,b,c){var d=a.constructor.Jw,e=Qq(Mq(c?a.Ic:b)),g=!1;if(d){if(!c){b=Array.prototype.slice.call(b);var h;if(b.length&&Sq(h=b[b.length-1]))for(g=0;g<d.length;g++)if(d[g]>=e){Object.assign(b[b.length-1]={},h);break}g=!0}e=b;c=!c;h=Mq(a.Ic);a=Qq(h);h=+!!(h&512)-1;for(var k,l,m=0;m<d.length;m++)if(l=d[m],l<a){l+=h;var p=e[l];null==p?e[l]=c?Tq:Nq():c&&p!==Tq&&Jq(p)}else k||(p=void 0,e.length&&Sq(p=e[e.length-1])?k=p:e.push(k={})),p=k[l],null==k[l]?k[l]=c?Tq:Nq():c&&p!==Tq&&Jq(p)}d=b.length;
if(!d)return b;var x;if(Sq(k=b[d-1])){a:{var C=k;e={};c=!1;for(var E in C)a=C[E],Array.isArray(a)&&a!=a&&(c=!0),null!=a?e[E]=a:c=!0;if(c){for(var G in e){C=e;break a}C=null}}C!=k&&(x=!0);d--}for(;0<d;d--){k=b[d-1];if(null!=k)break;var P=!0}if(!x&&!P)return b;var Sa;g?Sa=b:Sa=Array.prototype.slice.call(b,0,d);b=Sa;g&&(b.length=d);C&&b.push(C);return b};function mr(a){this.g=a}mr.prototype.rd=function(){return this.g.aid};mr.prototype.Dg=function(){var a=this.g.x_focus,b=this.g.y_focus;if(void 0===a||void 0===b){b=this.Mf();if(!b.length)return null;a=b[0][0];b=b[0][1]}return new B(a,b)};mr.prototype.Mk=ba(10);mr.prototype.Mf=function(){return nr(this,"head_boxes")};function nr(a,b){var c=[];a.g[b]&&v(a.g[b],function(d){c.push([d.X,d.Y,d.W,d.H])});return c};function or(a){this.g=a};function pr(a,b,c){this.j=a;this.g=b;this.l=c||!1;a=this.getSize();this.i()?a.height=120:a.height=65;this.nb(a)}n(pr,km);pr.prototype.i=function(){var a=D("gb-mobile-menu-pubinfo");return a?0<Ff(a).length&&null!=this.j&&0==Jo(this.j):!1};function qr(a){qm.call(this);this.j=a}u(qr,qm);qr.prototype.O=function(){this.i=Math.ceil(this.g.length/this.j);for(var a=0;a<this.i;a++)for(var b=0;b<this.j;b++){var c=a*this.j+b;this.cells[b]=this.cells[b]||[];this.cells[b][a]=this.g[c]}};function rr(a){qr.call(this,a);this.He=new Map}u(rr,qr);rr.prototype.yc=function(a){return this.He.get(sr(vm,a))};rr.prototype.th=function(a){if(a instanceof pr)a=sr(a.constructor,a.g);else if(a instanceof vm)a=sr(a.constructor,a.Da());else throw Error("Input item must be a LayoutPage or LayoutSeparator.");return this.He.get(a)};
rr.prototype.Pa=function(a){if(a instanceof pr){var b=sr(a.constructor,a.g);this.He.set(b,a)}else a instanceof vm&&(b=sr(a.constructor,a.Da()),this.He.set(b,a));rr.oa.Pa.call(this,a)};function sr(a,b){return Va(a)+"#"+b.La()};function tr(a,b,c,d,e){rr.call(this,1);this.o=b;this.l=c;var g=d||!1,h;a=Ko(a);v(a,function(k){g&&h&&1<Jo(k)-Jo(h)&&ur(this,h,k);var l=D("gb-mobile-menu-pubinfo");l&&0<Ff(l).length&&!g&&h&&k&&0==Jo(h)&&ur(this,h,k,!0);l=new vm(k);var m=l.getSize();"fixed_height"==this.o?m.height=this.l:m.width=this.l;l.nb(m);this.Pa(l);h=k},this);g&&h&&e&&Jo(h)<Jo(e)&&ur(this,h,e);rm(this)}n(tr,rr);
function ur(a,b,c,d){b=new pr(b,c,d||!1);c=b.getSize();"fixed_height"==a.o?c.height=a.l:c.width=a.l;b.nb(c);a.Pa(b)}tr.prototype.s=function(){return this.l};tr.prototype.Of=function(){return this.o};tr.prototype.Ej=8;function vr(a,b){this.N=a;this.g=b}n(vr,Xp);vr.prototype.render=function(a){var b=this.g(a);b.nb(a.getSize());b.setPosition(a.jd());return b};function wr(){}n(wr,km);function xr(){X.call(this)}u(xr,X);xr.prototype.ne=function(a){this.i=a;this.l=yr(a)};xr.prototype.ua=function(){xr.oa.ua.call(this);I(this.l)};function zr(a){X.call(this);this.j=a}n(zr,xr);zr.prototype.Aa=function(a){N(this.l,a)};zr.prototype.ne=function(a){xr.prototype.ne.call(this,a);var b=this.i.getSize();a=this.l;var c=b.width;b=b.height;var d=Math.floor(.035*c),e=this.j?"/googlebooks/images/burn-left.png":"/googlebooks/images/burn-right.png";sh(a,this.j?c-d:0,0);L(a,d,b);K(a,{position:"absolute"});A?ym(a,e):(c=F("IMG",{src:e,width:d,height:b,border:0,position:"absolute",top:0,left:0}),a.appendChild(c))};function Ar(a){X.call(this);this.V=a;this.O=[]}u(Ar,xr);f=Ar.prototype;f.ne=function(a){Ar.oa.ne.call(this,a);this.Yg();this.Da()&&this.g.ka(this.Da(),"update",this.Yg)};f.Da=function(){return this.i.Da()};f.Xg=function(a,b,c,d){var e=H("div");W(e,!0);this.l.appendChild(e);a=Br(this,a,b,c,d);K(e,{position:"absolute",left:a[0]+"px",top:a[1]+"px",width:a[2]+"px",height:a[3]+"px"});this.V&&(K(e,{backgroundColor:this.V}),Jh(e,.3));this.O.push(new fh(a[0],a[1],a[2],a[3]));return e};
function Cr(a){return a.i.getSize().width/a.i.Da().getParent().g.width}function Br(a,b,c,d,e){var g=Cr(a);return kb([b,c,d,e],function(h){return Math.round(h*g)})}function Dr(a,b){v(b,function(c){this.Xg.apply(this,c)},a)}f.Qn=function(a){return this.Xg(a.left,a.top,a.width,a.height)};f.jg=function(){Af(this.l);this.O=[]};f.Yg=function(){};function Er(){Ar.call(this)}n(Er,Ar);f=Er.prototype;f.Yg=function(){if(!this.j){var a=this.Da();a&&(a=oq(a))&&(Dr(this,a),this.j=!0)}};
f.Xg=function(a,b,c,d){this.o=Ar.prototype.Xg.call(this,a,b,c,d);K(this.o,{border:"2px #aaaaff dashed"});this.s=H("IMG");this.o.appendChild(this.s);this.s.src="/googlebooks/images/dialog_close_x.gif";a=Br(this,a,b,c,d);K(this.s,{position:"absolute",cursor:"pointer",left:a[2]-19+"px",top:"4px",display:"none"});Q(this.o,"mouseout",r(this.nq,this));Q(this.o,"mouseover",r(this.Bo,this,!0));Wj(this.s,"click",r(this.Ma,this));return this.o};f.Ma=function(){I(this.o)};
f.nq=function(a){Kf(this.o,a.target)||this.Bo(!1)};f.Bo=function(a){K(this.s,{display:a?"":"none"})};function Fr(a){Ar.call(this);this.N=a}n(Fr,Ar);Fr.prototype.Yg=function(){if(!this.j){var a=this.Da();a&&(a=nq(a))&&(v(a,function(b){var c=b.pop(),d=b.pop();b=this.Xg.apply(this,b);K(b,{cursor:"pointer"});this.g.ka(b,"click",r(this.o,this,d,c))},this),this.j=!0)}};Fr.prototype.o=function(a,b){(a=Mo(this.N.ab(),a))?this.N.mb(a):Ap(this.N,b)};function Gr(a,b){this.l=a;this.g=b}Gr.prototype.Da=function(){return this.l};Gr.prototype.i=function(){return this.l.wd(this.g)};function Hr(a,b,c){Gr.call(this,a,b);this.j=c}n(Hr,Gr);Hr.prototype.i=function(){return this.j.width>this.g.width?this.l.wd(this.j):Gr.prototype.i.call(this)};function Ir(a,b,c,d,e){X.call(this);this.Og(a.Fa());this.N=a;this.i=c;this.na=[];this.nm=d;L(d,c);this.qa=yr(this);K(this.qa,"backgroundColor","#fff");L(this.qa,c);if(this.wa=void 0!==e?e:!0)a=yr(this),L(a,c),this.ta=new Jr(a),this.ta.show();b&&(this.l=b,this.g.ka(b,"update",this.kg),Cp(b))}u(Ir,X);f=Ir.prototype;f.getSize=function(){return this.i};f.Da=function(){return this.l};function Kr(a,b){a.na.push(b);b.ne(a)}f.kg=function(){};function Lr(a){a.dispatchEvent("load");a.wa&&a.ta.kb()}
function yr(a){var b=H("div");W(b,!0);K(b,{position:"absolute",left:0,top:0});a.nm.appendChild(b);return b}f.Ma=function(){v(this.na,function(a){a.Ea()});this.na=null;this.o&&I(this.o)};function Mr(a){a.s=yr(a);L(a.s,a.getSize());K(a.s,{backgroundImage:"url(//www.google.com/images/cleardot.gif)",backgroundRepeat:"repeat"});a.g.ka(a.s,"mousedown",a.oq);a.g.ka(a.s,"dragstart",Gj)}f.oq=function(a){a.display=this;Nr.dispatchEvent(a)};var Nr=new R;
function Jr(a){this.g=a;a={position:"absolute",left:0,color:"#808080",fontSize:"13px",backgroundColor:"white"};for(var b=0;2>b;b++){var c=H("div");W(c);K(c,a);this.g.appendChild(c);c.textContent="Loading...";a.bottom=0}}Jr.prototype.show=function(a){K(this.g,{display:a?"none":""})};Jr.prototype.kb=function(){this.show(!0)};Ir.prototype.Kl=function(){Or(this)};function Or(a,b){a.o&&I(a.o);a.o=yr(a);new Pr(a.o,a.getSize(),b)}
function Pr(a,b,c){this.g=a;K(a,{backgroundColor:"#FFF",textAlign:"center"});L(a,b);O(a,sj.g(c||""));W(this.g)};function Qr(a,b,c){Ir.call(this,a,b.Da(),b.g,c);this.Og(Rr);a=yr(this);this.V=new Sr(b.g,a);a=yr(this);this.O=new Sr(b.g,a);Mr(this);Nh(c,!0);w(c,"pageImageDisplay");this.ma=b;b.Da()&&this.kg()}n(Qr,Ir);f=Qr.prototype;f.mb=function(a){hq(a,"output",null);Ir.prototype.mb.call(this,a);a.wd()&&this.kg()};
f.kg=function(){var a=this.Da(),b=this.ma.i();if(b&&!this.j){b=Tr(b);Wj(this.V,"load",r(this.pq,this,a,b,this.getSize().width));Ur(this.V,[b]);var c=tp(this.N.Kb,a.La());c.push(b);Ur(this.O,c);this.j=!0;a==this.N.Da()&&this.dispatchEvent("fetch")}kq(a,[16,8])&&(a=Le('<table width=100% height=100%><tr><td><img src="%s"/><br/>%s</td></tr></table>',Lp("/googlebooks/restricted_logo.gif"),"You have either reached a page that is unavailable for viewing or reached your viewing limit for this book."),Or(this,
a),Lr(this))};f.pq=function(a,b,c){a==this.N.Da()&&this.dispatchEvent("loaded");this.O.empty();var d=this.N.Kb;a=a.La();d.g[a]=d.g[a]||{};d.g[a][c]=b;Lr(this)};f.lc=ba(13);f.Ma=function(){this.j=!1;this.V.empty();this.O.empty();Ir.prototype.Ma.call(this)};var Rr=new R,Tr=ad;function Sr(a,b){R.call(this);this.i=a;this.j=b;this.rf=!1;this.g=H("IMG");bn(this.g,"Page");this.g.width=this.i.width;this.j.appendChild(this.g);W(this.j)}n(Sr,R);Sr.prototype.empty=function(){for(var a;a=Gf(this.j);)Up(a)};
function Ur(a,b){Qp(a.g,r(a.l,a,a.g));for(var c=0;c<b.length;c++)a.g.src=b[c]}Sr.prototype.l=function(a){this.g==a&&(this.dispatchEvent("load"),this.rf=!0)};Sr.prototype.lc=ba(12);function Vr(a){var b=this;X.call(this);this.s=a;this.j=a.l;this.nb(Qh(this.j));this.Fb=new B(0,0);this.V=null;this.na=new Em(function(){N(b.V,!1)},600);Dj(this,this.na)}u(Vr,X);f=Vr.prototype;f.nb=function(a){if(!this.i||!Ke(this.i,a)){this.i=a;var b=this.s;b.V=a;Wr(b);this.dispatchEvent("resize")}};f.Tc=function(a){this.rc=a;this.O.Ma();var b=this.s,c=this.getSize();b.V=c;Wr(b);b=this.s;a=new Je(a.tb(),a.Db());b.ma=a;b.o=!0;L(b.i,a);V(b.na,0,b);Wr(b);this.dispatchEvent("layoutchange")};
function Xr(a,b){a.O=b}f.Qk=function(){return this.O};f.Eb=function(){return this.rc};f.ac=function(){var a=this.rc.Ld();this.ma&&(a=this.ma.Ok(a));wq(this.O,a);this.dispatchEvent("update")};function Yr(a,b){a.ma=b}
f.Uc=function(a){var b=this.Fb.x,c=this.Fb.y;"number"===typeof a.x&&(a.x=Fe(a.x,0,Math.max(this.rc.tb()-this.i.width,0)));"number"===typeof a.y&&(a.y=Fe(a.y,0,Math.max(this.rc.Db()-this.i.height,0)));"number"===typeof a.x&&(b=a.x);"number"===typeof a.y&&(1<a.y-c?this.dispatchEvent("scrolldown"):1<c-a.y&&this.dispatchEvent("scrollup"),c=a.y);this.Fb=new B(b,c);b=this.s;a=this.Fb;b.O||(b=b.l,null!=a.y&&(b.scrollTop=a.y),null!=a.x&&(b.scrollLeft=a.x));this.dispatchEvent("move")};
function Zr(a){var b=a.Fb;return b?new fh(b.x,b.y,a.i.width,a.i.height):null}f.getSize=function(){return this.i};f.Ed=function(a){this.dispatchEvent("movestart");this.Uc(a);this.dispatchEvent("moveend")};function $r(a,b,c){a=a.Fb;c(new B(a.x+b.x,a.y+b.y))}
f.uf=function(a){var b=this.Fb,c=this.getSize();!b||Math.abs(b.x-a.x)>c.width||Math.abs(b.y-a.y)>c.height?this.Ed(a):(this.l&&(this.l.Ea(),this.l=null),this.l=new Lm([b.x,b.y],[a.x,a.y],250+250*Fe(He(b,a)/800,0,1),Om),Q(this.l,"animate",r(this.rm,this)),Q(this.l,"end",r(this.qq,this)),this.dispatchEvent("movestart"),Wj(this,"movestart",r(this.l.Ea,this.l)),this.l.play())};f.rm=function(a){a=a.coords.map(Math.round);this.Uc(new B(a[0],a[1]))};f.qq=function(a){this.rm(a);this.dispatchEvent("moveend")};
f.Ab=function(){return this.j};f.De=ba(14);f.Hc=function(){return new B(Math.round(this.Fb.x+this.i.width/2),Math.round(this.Fb.y+this.i.height/2))};f.Ie=function(a){return new B(Math.round(a.x+this.i.width/2*-1),Math.round(a.y+this.i.height/2*-1))};f.ua=function(){Vr.oa.ua.call(this);this.O.Ma()};f.Kk=function(a){null==this.V&&(this.V=a);this.V.style.opacity=0;this.na.start()};f.Ns=function(){var a=this;this.na.stop();N(this.V,!0);V(function(){a.V.style.opacity=1})};f.om=1;function as(a,b,c,d){Ir.call(this,a,b.Da(),b.g,c,d);this.ma=yr(this);Mr(this);b.Da()&&this.kg();this.N=a;this.O=Q(this.N.Fa(),"update",this.Ba,!1,this)}n(as,Ir);as.prototype.kg=function(){var a=this.Da(),b=a.wd(),c=this.N.Wa().Qi(),d=a.na;if(b&&d&&!this.j){var e=Zp(d,this.getSize().height);"number"===typeof e&&(d=$p(d,e),b=new S(b),T(b,"zoom",e),T(b,"pg",a.ta),b=b.toString(),this.V=new Vp(this.ma,d,this.getSize().height,c.Lj,c.Kj,r(c.co,c,b,d,this.getSize().height),null),this.j=!0,this.Ba())}};
as.prototype.Ba=function(){if(this.j){var a=yh(this.ma);if(a){var b=Eh(this.ma);a.top-=b.y;a.bottom-=b.y;a.left-=b.x;a.right-=b.x;0<a.bottom-a.top&&0<a.right-a.left&&Wp(this.V,hh(a))}Hp(this.N)}};as.prototype.Ma=function(){this.j&&(this.V.empty(),this.j=!1);this.O&&(ek(this.O),this.O=null);Ir.prototype.Ma.call(this)};function bs(a){this.zd=a;Ar.call(this,"#ffff00")}u(bs,Ar);bs.prototype.Yg=function(){var a=this.i.Da();if(a){var b=this.zd.getQuery();b!=this.o&&(a=Dp(a,b),this.jg(),a&&(kb(a,r(this.Qn,this)),this.o=b))}};function cs(a){R.call(this);this.url=a;this.j=null;this.s=!0}n(cs,R);cs.prototype.Se=function(){if(this.s)this.s=!1;else throw Error();};function ds(a,b){cs.call(this,a);this.O=b||"GET";this.i=new hk;this.g=new Ul}n(ds,cs);f=ds.prototype;f.Se=function(a,b){cs.prototype.Se.call(this,a,b);this.o=a;this.l=b;this.i.ka(this.g,"success",r(this.sq,this));this.i.ka(this.g,"error",r(this.rq,this));this.g.send(this.url.toString(),this.O,void 0)};f.sq=function(a){this.j=JSON.parse(gm(a.target));V(r(this.dispatchEvent,this,"success"));this.o&&V(t(this.o,this.j));V(r(this.Mj,this))};
f.rq=function(){V(r(this.dispatchEvent,this,"error"));this.l&&V(this.l);V(r(this.Mj,this))};f.abort=function(){this.g.abort();this.Mj();return!1};f.Mj=function(){mk(this.i);this.l=this.o=null};function es(a){return a.length?a.reduce(function(b,c){return lh(b,c)},a[0].clone()):null};function fs(a,b,c,d,e){X.call(this);this.s=a;this.na=b;this.ta=e;this.l=d;this.i=!1;this.o=H("div");c.appendChild(this.o);this.g.ka(b,"mousemove",this.O);this.g.ka(b,"mouseup",this.V)}u(fs,X);fs.prototype.O=function(a){if(!this.qa){a=Ie(new B(a.clientX,a.clientY),zh(this.na));a=ch(a,this.ta);K(this.o,{border:"2px dashed #99AAEE",position:"absolute"});var b=a.right-a.left,c=a.bottom-a.top;sh(this.o,a.left,a.top);L(this.o,b,c);this.j=a}};
fs.prototype.V=function(a){this.O(a);this.qa=!0;a=this.l;var b=hh(this.j),c=Cr(this.s);c=gs(b,1/c);b=hs(gs(c,1/a.getSize().width*1E3));a=new S(a.zc());T(a,"ci",[b.left,b.top,b.width,b.height].join());T(a,"jscmd","click3");T(a,"output","text");c=hs(c);is(this.s,[c]);I(this.o);(new ds(a)).Se(r(this.ma,this,c,b));this.dispatchEvent("endsize")};
fs.prototype.ma=function(a,b,c){c=c.page[0];var d=!1,e=c.clip_highlights;if(e){var g=[];v(e,function(h){g.push(new fh(h.X,h.Y,h.W,h.H))});if(c=c.content)is(this.s,[a],c,b),d=!0}d||this.s.jg();this.Ea()};function gs(a,b){return new fh(a.left*b,a.top*b,a.width*b,a.height*b)}function hs(a){return new fh(Math.round(a.left),Math.round(a.top),Math.round(a.width),Math.round(a.height))}fs.prototype.ua=function(){fs.oa.ua.call(this);I(this.o)};function js(a,b){X.call(this);this.o=a;this.Ca=b}var ks;n(js,xr);f=js.prototype;f.ne=function(a){xr.prototype.ne.call(this,a);a=this.l;var b=H("div");W(b,!0);a.appendChild(b);Gb(b,"selection-layer");L(a,this.i.getSize());L(b,this.i.getSize());this.g.ka(b,"click",this.tq);this.g.ka(b,"mousedown",this.uq)};
f.uq=function(a){if(ks){a.stopPropagation();this.j&&this.j.Ea();var b=this.i.nm;a=Ie(new B(a.clientX,a.clientY),zh(b));this.j=new fs(this.o,b,this.l,this.i.Da(),a);this.s=Q(document.body,"mousemove",r(this.wq,this));Wj(this.j,["endsize","dispose"],r(this.Ks,this))}};f.tq=function(a){ks&&a.stopPropagation()};
f.wq=function(a){if(this.j&&!this.j.Id){var b=new B(a.clientX,a.clientY),c=gh(Ih(this.Ca.Ab()));if(dh(c,b)){var d=new B(0,0);v([[c.top-a.clientY,0,-1],[c.bottom-a.clientY,0,1],[c.left-a.clientX,-1,0],[c.right-a.clientX,1,0]],function(e){40>Math.abs(e[0])&&(d.x=e[1]||d.x,d.y=e[2]||d.y)});this.O||(this.O=new Rl(100),this.g.ka(this.O,"tick",this.xq));this.V=d;d.x||d.y?this.O.start():this.O.stop()}}};f.xq=function(){var a=this.V,b=this.Ca;$r(b,new B(15*a.x,15*a.y),r(b.Ed,b))};
f.Ks=function(){ek(this.s);Bj(this.O);this.O=null};function ls(){this.o="Selection copied to clipboard";this.g=!1;var a=F("DIV","entity-page-snackbar"),b=F("SPAN","entity-page-snackbar-text");J(b,this.o);a.appendChild(b);Y(a,"hidden",!0);document.body.appendChild(a);this.l=a}ls.prototype.show=function(){this.g?(this.i(),V(r(this.j,this),500)):this.j();V(r(this.i,this),6E3)};ls.prototype.j=function(){K(this.l,"bottom","0");this.g=!0};ls.prototype.i=function(){K(this.l,"bottom","-48px");this.g=!1};function ms(a){this.i=a;this.l=new ls;this.j=ns(this)}ms.prototype.ha=function(){return this.j};function ns(a){var b=F("DIV");Ib(b,["entity-page-copy-button","entity-page-action-chip"]);var c=F("SPAN");w(c,"entity-page-action-chip-icon");var d=F("SPAN");w(d,"entity-page-action-chip-label");J(d,"Copy");b.appendChild(c);b.appendChild(d);Q(b,"click",r(a.g,a));Ym(b,"button");Qf(b,!0);Q(b,"keydown",function(e){32!=e.keyCode&&13!=e.keyCode||a.g.call(a)});return b}
ms.prototype.g=function(){this.i.focus();this.i.select();document.execCommand("copy");this.l.show()};function os(){}os.prototype.Mc=function(){};function ps(a,b,c,d,e,g,h,k,l){var m=qs(c),p=Ih(a),x=yh(a);x&&ih(p,hh(x));x=bf(a);var C=bf(c);if(x.g!=C.g){var E=x.g.body;C=Yf(C);var G=new B(0,0),P=tf(df(E));if(vc(P,"parent")){var Sa=E;do{var Qb=P==C?zh(Sa):Fh(Sa);G.x+=Qb.x;G.y+=Qb.y}while(P&&P!=C&&P!=P.parent&&(Sa=P.frameElement)&&(P=P.parent))}E=Ie(G,zh(E));!A||Tc(9)||qf(x.g)||(E=Ie(E,rf(x.g)));p.left+=E.x;p.top+=E.y}a=rs(a,b);b=p.left;a&4?b+=p.width:a&2&&(b+=p.width/2);p=new B(b,p.top+(a&1?p.height:0));p=Ie(p,m);e&&(p.x+=(a&4?-1:1)*e.x,p.y+=
(a&1?-1:1)*e.y);if(h)if(l)var ua=l;else if(ua=yh(c))ua.top-=m.y,ua.right-=m.x,ua.bottom-=m.y,ua.left-=m.x;return ss(p,c,d,g,ua,h,k)}
function qs(a){if(a=a.offsetParent){var b="HTML"==a.tagName||"BODY"==a.tagName;if(!b||"static"!=rh(a,"position")){var c=zh(a);if(!b){b=Lh(a);var d;if(d=b){d=og&&0<=dc(en,10);var e;if(e=Kc)e=0<=dc(cn,10);var g=ng&&0<=dc(en,85);d=Ac||d||e||g}b=d?-a.scrollLeft:b&&!zc&&"visible"!=rh(a,"overflowX")?a.scrollWidth-a.clientWidth-a.scrollLeft:a.scrollLeft;c=Ie(c,new B(b,a.scrollTop))}}}return c||new B}
function ss(a,b,c,d,e,g,h){a=a.clone();var k=rs(b,c);c=M(b);h=h?h.clone():c.clone();a=a.clone();h=h.clone();var l=0;if(d||0!=k)k&4?a.x-=h.width+(d?d.right:0):k&2?a.x-=h.width/2:d&&(a.x+=d.left),k&1?a.y-=h.height+(d?d.bottom:0):d&&(a.y+=d.top);g&&(e?(d=h,k=0,65==(g&65)&&(a.x<e.left||a.x>=e.right)&&(g&=-2),132==(g&132)&&(a.y<e.top||a.y>=e.bottom)&&(g&=-5),a.x<e.left&&g&1&&(a.x=e.left,k|=1),g&16&&(l=a.x,a.x<e.left&&(a.x=e.left,k|=4),a.x+d.width>e.right&&(d.width=Math.min(e.right-a.x,l+d.width-e.left),
d.width=Math.max(d.width,0),k|=4)),a.x+d.width>e.right&&g&1&&(a.x=Math.max(e.right-d.width,e.left),k|=1),g&2&&(k|=(a.x<e.left?16:0)|(a.x+d.width>e.right?32:0)),a.y<e.top&&g&4&&(a.y=e.top,k|=2),g&32&&(l=a.y,a.y<e.top&&(a.y=e.top,k|=8),a.y+d.height>e.bottom&&(d.height=Math.min(e.bottom-a.y,l+d.height-e.top),d.height=Math.max(d.height,0),k|=8)),a.y+d.height>e.bottom&&g&4&&(a.y=Math.max(e.bottom-d.height,e.top),k|=2),g&8&&(k|=(a.y<e.top?64:0)|(a.y+d.height>e.bottom?128:0)),e=k):e=256,l=e);e=new fh(0,
0,0,0);e.left=a.x;e.top=a.y;e.width=h.width;e.height=h.height;a=l;if(a&496)return a;sh(b,new B(e.left,e.top));h=e.getSize();Ke(c,h)||Oh(b,h);return a}function rs(a,b){return(b&8&&Lh(a)?b^4:b)&-9};function ts(a,b){this.wb=8;this.Ia=b||void 0;Ln.call(this,a)}u(ts,Ln);function us(a,b){a.wb=b;a.isVisible()&&a.fg()}ts.prototype.jd=function(){return this.Ia||null};ts.prototype.setPosition=function(a){this.Ia=a||void 0;this.isVisible()&&this.fg()};ts.prototype.fg=function(){if(this.Ia){var a=!this.isVisible()&&"move_offscreen"!=this.getType(),b=this.ha();a&&(b.style.visibility="hidden",N(b,!0));this.Ia.Mc(b,this.wb,this.ql);a&&N(b,!1)}};function vs(a){ts.call(this,a);Nn(this,!1);this.i=new hk;this.g=aq();w(a,"viewport-selection-popup");ws&&ws.Ea();ws=this}n(vs,ts);vs.prototype.j=function(){this.dispatchEvent("close");this.Ea()};
function xs(a,b,c){var d=a.g?D("selection-popup-table"):a.ha(),e=a.g?H("TR"):H("div");w(e,"selection-popup-select-container");d.appendChild(e);d=a.g?H("TD"):H("div");w(d,"selection-popup-select-label");e.appendChild(d);d.appendChild(xf(b));d=a.g?H("TD"):H("div");e.appendChild(d);b=H("input");b.value=c;w(b,"viewport-input");d.appendChild(b);Nh(b,!1);a.g&&(c=H("TD"),e.appendChild(c),e=(new ms(b)).ha(),c.appendChild(e));a.i.ka(b,"mousedown",ys)}function ys(a){a.stopPropagation()}
vs.prototype.ua=function(){I(this.ha());ts.prototype.ua.call(this);this.i.Ea()};var ws=null;function zs(a,b){this.g=a instanceof B?a:new B(a,b)}u(zs,os);zs.prototype.Mc=function(a,b,c,d){var e=df(a);var g=e.body;e=e.documentElement;e=new B(g.scrollLeft||e.scrollLeft,g.scrollTop||e.scrollTop);g=this.g.x+e.x;e=this.g.y+e.y;var h=qs(a);g-=h.x;e-=h.y;ss(new B(g,e),a,b,c,null,null,d)};function As(a,b){zs.call(this,a,b)}u(As,zs);As.prototype.i=0;As.prototype.l=function(a){this.i=a};As.prototype.Mc=function(a,b,c,d){var e=vh(a);e=yh(e);var g=sf(bf(a).g);g=new B(this.g.x+g.scrollLeft,this.g.y+g.scrollTop);var h=b,k=ss(g,a,h,c,e,10,d);if(0!=(k&496)){if(k&16||k&32)h^=4;if(k&64||k&128)h^=1;k=ss(g,a,h,c,e,10,d);0!=(k&496)&&ss(g,a,b,c,e,this.i,d)}};function Bs(a){Ar.call(this,"#4a95d6");this.j=a}n(Bs,Ar);Bs.prototype.ne=function(a){Ar.prototype.ne.call(this,a);K(this.l,{cursor:"pointer"});this.g.ka(this.l,"mousedown",Cs)};function Cs(a){a.stopPropagation()}
function is(a,b,c,d){a.jg();kb(b,r(a.Qn,a));a.s&&ek(a.s);a.o&&a.o.Ea();b=H("div");document.body.appendChild(b);var e=es(a.O);if(e){var g=zh(a.l);b=new vs(b);if(c&&d){var h=a.Da(),k=h.wd();if(k){var l=new S(k);d=[d.left,d.top,d.width,d.height].join();T(l,"ci",d);T(l,"edge",0);l=l.toString();var m=new S(h.zc());T(m,"ci",d);T(m,"source","bookclip");m=Le('<a href="%s"><img src="%s"/></a>',m.toString(),l)}d=m;Af(b.ha());m=b.ha();h=H("IMG");h.src="/googlebooks/images/material/close_black_24dp.png";w(h,
"selection-popup-close");m.appendChild(h);b.i.qf(h,"click",r(b.j,b));h=F("DIV",{},"Share this clip");w(h,"selection-popup-title");m.appendChild(h);b.g&&(h=F("TABLE",{id:"selection-popup-table"}),m.appendChild(h));c&&(xs(b,"Selection text",c),m=H("DIV"),w(m,"selection-popup-translate-container"),b.g?(h=Gf(D("selection-popup-table")),k=H("TD"),h.appendChild(k),k.appendChild(m)):b.ha().appendChild(m),h=new S("https://translate.google.com/translate_t"),T(h,"text",c),T(h,"sl","auto"),T(h,"tl","auto"),
c=H("A"),c.href=h.toString(),c.target="_blank",b.g&&(h=F("SPAN"),Ib(h,["selection-popup-translate-icon","entity-page-action-chip-icon"]),c.appendChild(h)),h=F("SPAN"),J(h,"Translate"),w(h,"entity-page-action-chip-label"),c.appendChild(h),h=H("SPAN"),J(h,"\u00bb"),w(h,"selection-popup-translate-arrow"),c.appendChild(h),w(c,"selection-popup-translate-link"),w(c,"entity-page-action-chip"),m.appendChild(c));l&&xs(b,"Image",l);d&&xs(b,"Embed",d)}else c=H("DIV"),J(c,"Loading..."),w(c,"selection-popup-loading-msg"),
b.ha().appendChild(c);us(b,4);a.o=b;c=g.x+e.left+e.width;e=g.y+e.top+e.height;g=M(b.ha()).width;24>c-g&&(c=g+24);V(t(Ds,b,new As(new B(c,e))));a.s=Wj(b,"close",r(a.jg,a))}}function Ds(a,b){a.Id||(a.setPosition(b),a.Aa(!0))}Bs.prototype.jg=function(){Ar.prototype.jg.call(this);this.o&&this.o.Ea()};Bs.prototype.ua=function(){Ar.prototype.ua.call(this);this.o&&this.o.Ea();this.s&&ek(this.s)};function Es(a,b,c){return a.Wa().Qi()?new as(a,b,c):new Qr(a,b,c)}function Fs(a,b){if(b instanceof Qr){Kr(b,new bs(a.Xa()));Kr(b,new Er);var c=new Bs(a.Ab()),d=new js(c,a.Fa());Kr(b,d);Kr(b,c);Kr(b,new Fr(a))}};function Gs(a,b){X.call(this);this.N=a;b=Math.floor(b/2);var c=Math.floor(b/this.N.ab().g.aspectRatio());this.j=new Je(b,c);this.i=H("div");K(this.i,{position:"absolute",backgroundColor:"white",top:0,left:0});this.na=[];a.Fa().s.i.appendChild(this.i);this.l=H("div");this.s=H("div");this.na.push(Q(this.l,"dblclick",r(this.Bt,this)));a={overflow:"hidden",backgroundColor:"#fcfcfc",position:"absolute",border:"1px solid #ccc"};K(this.l,a);K(this.s,a);this.i.appendChild(this.l);this.i.appendChild(this.s);
this.V=H("div");this.ma=H("div");this.l.appendChild(this.V);this.s.appendChild(this.ma);Hs(this)}n(Gs,Pm);function Hs(a){a.o&&a.o.Ma();a.O&&a.O.Ma();Af(a.V);Af(a.ma);Oh(a.l,a.j);Oh(a.s,a.j);a.o=Es(a.N,new Gr(a.qa,a.j),a.V);Fs(a.N,a.o);a.ta=new zr(!0);Kr(a.o,a.ta);a.O=Es(a.N,new Gr(a.wa,a.j),a.ma);a.Ba=new zr(!1);Fs(a.N,a.O);Kr(a.O,a.Ba)}f=Gs.prototype;f.setPosition=function(a){0>a.x&&(a.x=0);sh(this.i,a)};f.Bt=function(a){a.preventDefault();a.stopPropagation();this.N.qb("previous")};
f.Aa=function(a){K(this.i,{display:a?"":"none"})};f.Oc=function(){K(this.l,{left:0,top:0});K(this.s,{left:this.j.width+"px",top:0})};f.Md=function(){return jb([this.qa,this.wa],function(a){return!!a})};f.Ma=function(){this.o.Ma();this.O.Ma();for(var a;a=this.na.pop();)ek(a);this.i.parentNode&&I(this.i)};function Is(a){return 2*a};function Js(a){this.N=a}n(Js,Xp);Js.prototype.render=function(a){var b=new Gs(this.N,a.getSize().width);b.setPosition(a.jd());b.Oc();b.Aa(!0);return this.g=b};function Ks(a,b){var c=a.match(Ls);return c?Number(c[1])*b[c[2]]:Number(a)}var Ls=/^(-?\d+\.?\d*)([KMGTPEZYkmun]?)B?$/,Ms={"":1,n:1E-9,u:1E-6,m:.001,k:1E3,K:1E3,M:1E6,G:1E9,T:1E12,P:1E15,E:1E18,Z:1E21,Y:1E24},Ns={"":1,n:Math.pow(1024,-3),u:Math.pow(1024,-2),m:1/1024,k:1024,K:1024,M:Math.pow(1024,2),G:Math.pow(1024,3),T:Math.pow(1024,4),P:Math.pow(1024,5),E:Math.pow(1024,6),Z:Math.pow(1024,7),Y:Math.pow(1024,8)};function Os(a,b){var c=Ps(a),d=Ps(b);0==Jo(a)||0==Jo(b)?d="This is a preview. The total pages displayed will be limited.":"number"!==typeof c||"number"!==typeof d||c>=d||1==Math.abs(c-d)?d="Some pages are omitted from this book preview.":Qs(a,b)?d="Page "+(--d+" is not part of this book preview."):(a=++c+"",d=--d+"",d="Pages "+a+" to "+d+" are not shown in this preview.");return d}function Ps(a){a=a.hb();var b;/[^0-9]/.test(a)||Sb(a)?b=null:b=Rb(a,"B")?Ks(a,Ns):Ks(a,Ms);return b}
function Qs(a,b){a=Ps(a);b=Ps(b);return 0==a+1-(b-1)};function Rs(a,b,c){R.call(this);this.N=a;this.j=b;this.o=M(b).width;this.s=c;this.i=!1;this.g=xm()}n(Rs,R);Rs.prototype.nf=function(){return this.i};function Ss(a,b){if(b!=a.i){a.i=b;var c=a.N.Fa().s.i;N(c,!1);M(c);[t(Ts,a.j,a.s,a.o,a.g,b),r(a.l,a),t(N,c,!0)].forEach(V)}}Rs.prototype.l=function(){this.dispatchEvent("change")};function Ts(a,b,c,d,e){var g=b.style.width;d=d?"right":"left";e?(b.style[d]="0",b.style.width=g+c):(b.style[d]="",b.style.width="");N(a,!e)};var Us=null;function Vs(a,b){hk.call(this);this.i=Us;this.N=a;this.g=b;this.N.Wa().O||(this.ka(this.N,"pageturn",this.l),this.ka(this.g,"dispose",this.Ea))}n(Vs,hk);Vs.prototype.l=function(){var a=this.g.o.g.Md()[0]||new Pp,b=this.g.o.g.Md()[1]||new Pp,c=this.O,d=this.o,e=d?Jo(d):-1,g=Jo(a)||-1,h=Jo(b)||-1,k=Math.max(c?Jo(c):-1,e),l=Math.max(g,h);if(Math.abs(l-k)>this.g.om){if(0<l-k){var m=k==e?d:c;var p=a}0>l-k&&(m=-1!=h?b:a,p=d);1<h-g&&(m=a,p=b);Qs(m,p)||void 0===m||void 0===p||(a=Os(m,p),this.i.V(a),this.i.show(3E3))}};function Ws(a){dq.call(this,a)}n(Ws,dq);f=Ws.prototype;f.Dd=function(a){dq.prototype.Dd.call(this,a);a&&a.additional_info&&(this.g=a.additional_info["[NewspaperJSONPageInfo]"],this.g.articles&&(this.i={},v(this.g.articles,function(b){var c=b.aid;c&&(this.i[c]=new mr(b))},this)))};f.Ce=function(){return this.l(32)?"Front Cover":this.l(64)?"Back Cover":dq.prototype.Ce.call(this)};f.Pk=function(){return{width:"w"}};f.Li=ba(15);f.ao=function(){return this.O};function Xs(a){Aq.call(this);Aq.apply(this,arguments);this.s();Q(this,"update",r(this.s,this))}n(Xs,Aq);function Ys(a,b){var c={};v(b.page,function(e){var g=Mo(this,e.pid);g&&iq(g,e);c[e.pid]=!0},a);b=Ko(a);var d=jb(b,function(e){return!!c[e.La()]||!!this.O[e.La()]},a);b.length!=d.length&&a.j(d)}Xs.prototype.Zk=function(a){this.o?Ys(this,a):Aq.prototype.Zk.call(this,a)};
Xs.prototype.s=function(){var a={},b=0;v(Ko(this),function(h){var k=Jo(h);a[k]=h;b=Math.max(b,k)});for(var c=[],d=-1;d<=b;d+=2){var e=a[d],g=a[d+1];(e||g)&&c.push([e,g])}this.V=c};Xs.prototype.l=Ws;function Zs(a){this.o=a.Seller;this.Na=a.Url;this.i=a.TrackingUrl;this.g=a.Price;this.j=a.IsInStock;this.l=a.IsPublisher};function $s(a){this.j=a.page_id;this.i=a.page_number||"";this.g=a.snippet_text||"";this.l=a.page_url}$s.prototype.La=function(){return this.j};$s.prototype.zc=function(){return this.l};function at(a){this.g=a;0<this.g.number_of_results?(this.vb=kb(this.g.search_results,function(b){return new $s(b)},this),this.id=this.g.search_results[0].page_id+bt(this)+this.g.search_results[this.g.number_of_results-1].page_id):this.vb=[]}function ct(a){return a.g.spellresults&&a.g.spellresults.correct_spell?a.g.spellresults.correct_spell:null}function bt(a){return a.g.search_query_escaped};function dt(a,b){X.call(this);this.o=a;this.s=b;this.l=b.j;this.j=b.g;this.i=H("DIV");this.i.className="separator-container";this.o.appendChild(this.i);a=H("TABLE");a.className="separator-outer-table";this.i.appendChild(a);var c=a.insertRow(-1).insertCell(-1);c.align="center";var d=H("DIV");d.className="separator-background";c.appendChild(d);c=H("TABLE");c.className="separator-inner-table";d.appendChild(c);c.align="center";if(b.i()){var e=D("gb-mobile-menu-pubinfo");if(e){b=gf("IMG",e);if(1==b.length){b=
b[0].cloneNode(!0);var g=c.insertRow(-1).insertCell(-1);Df(g,b,0);w(g,"separator-message");w(g,"separator-pubinfo-message")}b=Os(this.l,this.j);e=Rf(e);c=c.insertRow(-1).insertCell(-1);g=H("SPAN");g.className="separator-text";c.appendChild(g);var h=this.s;h.i&&h.l?O(g,Aj(e)):O(g,Aj(b+"<br>"+e));w(c,"separator-message");w(c,"separator-pubinfo-message")}w(a,"separator-pubinfo");w(d,"separator-pubinfo")}else a=c.insertRow(-1).insertCell(-1),w(a,"separator-message"),a.textContent=Os(this.l,this.j);Nh(this.i,
!0);W(this.i)}n(dt,Pm);dt.prototype.nb=function(a){L(this.i,a)};dt.prototype.setPosition=function(a){sh(this.i,a)};dt.prototype.Ma=function(){I(this.i)};function et(a,b,c,d){this.Ej=this.Yk=10;this.ei=this.fi=20;b=Math.floor((b-20)/(100+this.Yk));d&&2<b&&(b-=b%2);rr.call(this,b);Ko(a);a=kb(Ko(a),function(e){e=new vm(e);var g=e.getSize();g.width=100;e.nb(g);return e});c&&(c=a[0].getSize(),d=new km,d.nb(c),this.Pa(d));v(a,r(this.Pa,this));rm(this)}u(et,rr);function ft(a,b){Vr.call(this,b);this.Cb=a;this.g.ka(a,"pagechange",this.Pd);this.g.ka(this.Cb,"searchupdate",this.Wk);if(a=D("subscription-bar"))this.g.ka(this,"scrolldown",t(this.Kk,a)),this.g.ka(this,"scrollup",t(this.Ns,a))}u(ft,Vr);f=ft.prototype;f.Md=function(){var a=this.rc.Ld(),b=[];this.ma&&(a=this.ma.Sh(a)[0]||[]);v(a,function(c){c instanceof vm&&b.push(c.Da())});return b};f.eg=function(a){this.Yf(!1,!1);this.Pe(this.xg(a))};
f.Oe=function(a){var b=[];"fixed_width"==this.Eb().Of()&&b.push(this.getSize().width);this.ae&&(a=yq(this.ae(),this.Eb().s(),a,b))&&this.eg(a)};f.Ae=function(){this.Yf(!0,!1);var a=this.getSize().width;this.Pe(this.xg(a))};f.mf=ba(16);f.Yf=function(a,b){this.yg=a;this.Ki=b};f.resize=function(){if(this.yg)this.Ae();else{var a=this.Eb().s();a&&this.eg(a)}};f.Pe=function(a){var b=this.Eb();this.Tc(a);b&&(a=Um(new Tm(b,a),this.Hc()),(a=this.Ie(a))&&this.Ed(a))};f.Pd=function(){this.Gh||this.Od(this.Cb.Da())};
f.Od=function(a){this.rc.yc&&(a=this.rc.yc(a))&&this.Uc(new B(Math.round(a.Yd()),Math.round(a.kd())))};f.Wk=function(){gt&&(this.Qk().Ma(),this.ta&&this.ta(),this.ac())};var gt=!0;function ht(a,b){this.Ca=a;this.g=b}n(ht,Xp);ht.prototype.render=function(a){var b=this.g(),c=a.Da(),d=gb(this.Ca.ae().Bf)/a.getSize().width,e=a.getSize();b.ij=e.width;b.Lg=e.height;e=a.getSize().clone();e.width*=d;e.height*=d;b.ju=e.width;b.gu=e.height;b.setPosition(a.Yd(),a.kd());b.mb(c);b.Oc();return b};function it(){};function jt(a){this.Ca=a}u(jt,it);jt.prototype.Ok=function(a){var b=this.Sh(a);a=b[0]||[];b=b[1]||[];b.sort(t(kt,this.Ca.Hc()));var c=[];vb(c,a,b);return c};function kt(a,b,c){return eh(gh(lm(b)),a)-eh(gh(lm(c)),a)}jt.prototype.Sh=function(a){var b=Zr(this.Ca),c=new fh(b.left-800,b.top-800,b.width+1600,b.height+1600);return Ab(a,function(d){d=lm(d);if(jh(c,d))return jh(b,d)?0:1})};function lt(a,b){this.Ca=b;this.N=a}n(lt,jt);lt.prototype.Ok=function(a){var b=jt.prototype.Ok.call(this,a),c=this.N.Da();if(c){var d=[],e=this.N.ab();v([1,-1],function(){var g=Lo(e,c.La(),1);g&&d.push(g)});v(a,function(g){g.Da&&ob(d,g.Da())&&pb(b,g)})}return b};function mt(a,b,c){X.call(this);this.N=a;this.Ca=b;this.j=H("div");W(this.j,!0);K(this.j,{position:"absolute",display:"none"});c.appendChild(this.j);this.o=H("div");W(this.o,!0);K(this.o,{position:"absolute"});this.j.appendChild(this.o);this.s=H("div");W(this.s,!0);this.j.appendChild(this.s);this.O=H("div");W(this.O,!0);this.s.appendChild(this.O);this.kb()}u(mt,Pm);f=mt.prototype;
f.Oc=function(){var a=this.ij-2,b=this.Lg-2,c=this.ju-2,d=this.gu-2;K(this.s,{backgroundColor:"#cccccc",position:"absolute"});sh(this.s,0,0);L(this.s,this.ij,this.Lg);K(this.O,{overflow:"hidden",backgroundColor:"#fcfcfc",position:"absolute"});sh(this.O,1,1);L(this.O,a,b);this.show();var e=this.N;a=Es(e,new Hr(this.Da(),new Je(a,b),new Je(c,d)),this.O);a instanceof Qr?Fs(e,a):a instanceof as&&a instanceof as&&Kr(a,new bs(e.Xa()));this.i=a};f.kb=function(){N(this.j,!1)};f.show=function(){N(this.j,!0)};
f.lc=ba(11);f.Ma=function(){this.i&&this.i.Ma();I(this.j)};f.setPosition=function(a,b){sh(this.j,a,b)};f.kd=function(){return uh(this.j).x};f.Yd=function(){return uh(this.j).y};f.mb=function(a){this.l=a};f.Da=function(){return this.l};f.Db=function(){return this.Lg};f.tb=function(){return this.ij};function nt(a){return a+2}f.getSize=function(){return new Je(this.ij,this.Lg)};function ot(a){X.call(this);Af(a);W(a);this.l=a;this.i=H("div");W(this.i,!0);xm()&&(nf(a,{dir:"ltr"}),nf(this.i,{dir:"rtl"}));a.appendChild(this.i)}u(ot,X);function pt(a,b){ot.call(this,b);this.Ca=a;this.g.ka(b,"scroll",this.s);K(b,"position","relative");K(this.i,"position","absolute");this.j=H("div");w(this.j,"scroll-background");W(this.j,!0);b.appendChild(this.j);this.j.appendChild(this.i)}n(pt,ot);function Wr(a){var b=a.ma;a.V&&b&&(K(a.i,"left",Math.floor(Math.max(0,a.Ca.s.l.clientWidth-b.width)/2)+"px"),K(a.j,"height",b.height+"px"))}pt.prototype.na=function(){this.o=!1;this.s()};
pt.prototype.s=function(){if(!this.o){var a=this.Ca.Fb;if(a){a=a.clone();var b=this.l;b=new B(b.scrollLeft,b.scrollTop);Ge(a,b)||(this.O=!0,this.Ca.Ed(b),this.O=!1)}}};function qt(a){var b=a.Ab(),c=new pt(this,b);rt(b);ft.call(this,a,c);Yr(this,new lt(a,this));Xr(this,st(this));var d=a.ab(),e=a.Wa().Of();this.o=a.Wa().O?function(g){return new tr(d,e,g)}:a.Wa().na?function(g){return new tr(d,e,g,!0,a.Wa().na)}:function(g){return new tr(d,e,g,!0)};b=this.Cb.Wa();"fixed_height"==b.Of()?(b=b.ae(),b=b[Math.floor(b.length/2)]+2):b=tt(b)+2;this.eg(b);this.g.ka(this.Cb,"pagesupdate",this.Jt);this.g.ka(this.Cb,"pagemodechange",this.yq);this.g.ka(this,"move",this.ac);this.g.ka(this,
"move",this.Sv)}u(qt,ft);function rt(a){K(a,"overflow","auto");K(a,{overflowX:"auto",overflowY:"scroll"});w(a,"overflow-scrolling");nf(a,{dir:"ltr"})}f=qt.prototype;f.Kc=function(){this.Oe(1)};f.Zc=function(){this.Oe(-1)};f.ae=function(){var a=this.Cb.Wa(),b=ub(a.ae());"fixed_width"==a.Of()&&(a=this.Cb.Wa().Ja)&&150<a-gb(b)&&(1500>a?pb(b,a):pb(b,1500));return new xq(kb(b,nt))};f.xg=function(a){return this.o(a)};
f.getSize=function(){if(this.j.hasChildNodes()){var a=Qh(this.j.childNodes[0]).width;a=new Je(a,this.i.height)}else a=this.i;return a};function st(a){var b=new uq;vq(b,vm,new ht(a,t(bd,mt,a.Cb,a,a.s.i)));vq(b,pr,new vr(a.Cb,function(c){return new dt(a.s.i,c)}));return b}f.Sv=function(){if(this.wa){var a=om(this.rc,this.Hc().y);a&&a.Da&&(a=a.Da(),this.Cb.Da()!=a&&(this.Gh=!0,this.Cb.Ad(a.La()),this.Gh=!1))}this.wa=!0};
f.Jt=function(){var a=this.Cb.Da(),b=this.Cb.ab(),c=Mo(b,a.La());if(!c)a:{c=Jo(a);b=Ko(b);for(a=b.length-1;0<=a;a--){var d=b[a];if(Jo(d)<=c){c=d;break a}}c=null}a=this.Fb;b=this.Eb();d=b.yc(c);a=Ie(a,d.jd());b=this.xg(b.s());c=b.yc(c).jd();c=new B(c.x+a.x,c.y+a.y);this.Tc(b);this.Ed(c)};f.yq=function(){this.O.Ma();this.ac()};
f.Ik=function(a){if(a.ao&&a.O){var b=a.O;if(null!=a.ma)var c=a.ma;else a.ma=new or(this.s.i),c=a.ma;c.g=this.s.i;if(D("focus_article_div")){var d=D("focus_article_div");I(d)}d=this.Eb().yc(a);a=d.tb()/a.me();if(b.Mf()&&(b=b.Mf())){var e=b[0];if(e&&4==e.length){b=a*e[0]+d.Yd();d=a*e[1]+d.kd();var g=a*e[2];a*=e[3];e=H("DIV");e.setAttribute("id","focus_article_div");W(e,!0);Jh(e,.3);K(e,{position:"absolute",left:b+"px",top:d+"px",width:g+"px",height:a+"px",cursor:"pointer",backgroundColor:"#36C",border:"2px solid #00F"});
c.g.appendChild(e)}}}};function ut(a,b,c,d,e){X.call(this);this.N=a;this.Ca=b;this.l=c;var g=H("div");K(g,{position:"absolute"});e=e.width-2;sh(g,d.x+(xm()?e:0),d.y);b.s.i.appendChild(g);this.i=g;b=Math.floor(e/wm(c));g=new Je(e,b);this.j=H("div");this.i.appendChild(this.j);K(this.j,{padding:"1px",position:"absolute"});this.o();b=H("div");this.j.appendChild(b);K(b,{overflow:"hidden",backgroundColor:"#fcfcfc"});L(b,g);this.j.appendChild(b);d=H("IMG");d.title=c.Ce();this.O=d;e=S;var h=new S(c.s.Co);T(h,"pg",c.La());c.ob.sig&&
T(h,"sig",c.ob.sig);e=new e(h.toString());T(e,"zoom","1");T(e,"img","1");T(e,"w",g.width);if(g=this.N.Wa().nd)T(e,"imgtk",g),T(e,"jtp",Jo(c));d.src=e.toString();b.appendChild(d);K(this.j,"cursor","pointer");this.g.ka(this.j,"click",this.s);this.g.ka(a,"pagechange",this.o)}n(ut,Pm);ut.prototype.o=function(){var a=!1,b=this.N.Da();b&&b==this.l&&(a=!0);K(this.j,"backgroundColor",a?"#6B90DA":"#ccc")};ut.prototype.s=function(){this.N.Wb(qt);this.N.mb(this.l);vt.dispatchEvent("click")};
ut.prototype.Ma=function(){Up(this.O);I(this.i)};var vt=new R;function wt(a,b){this.N=a;this.Ca=b}n(wt,Xp);wt.prototype.render=function(a){return new ut(this.N,this.Ca,a.Da(),a.jd(),a.getSize())};function xt(a){var b=a.Ab();K(b,{overflow:"hidden"});var c=new pt(this,b);ft.call(this,a,c);this.g.ka(this,"move",this.ac);K(b,{overflow:"auto"});Xr(this,yt(this));this.Tc(zt(this));Yr(this,new jt(this));V(r(this.ac,this),0);this.g.ka(this,"resize",this.o);var d=D("subscription-bar");d&&(this.Kk(d),V(function(){N(d,!1)},600))}u(xt,ft);xt.prototype.Od=function(a){a=this.Eb().yc(a).jd();this.Ed(new B(void 0,a.y-40))};
function zt(a){var b=a.Cb.Wa().wc;return new et(a.Cb.ab(),aq()?Math.min(a.getSize().width,1120):a.getSize().width,b,b)}xt.prototype.o=function(){this.Tc(zt(this));this.Od(this.Cb.Da())};function yt(a){var b=new uq;vq(b,vm,new wt(a.Cb,a));return b};function At(a){this.vc=a.Title;this.i=a.Pid;this.g=a.PgNum}At.prototype.hb=function(){return this.vc};At.prototype.getId=function(){return this.i};function Bt(a,b,c,d){Ij.call(this,d);this.type="key";this.keyCode=a;this.charCode=b;this.repeat=c}u(Bt,Ij);function Ct(a,b){R.call(this);a&&this.attach(a,b)}u(Ct,R);f=Ct.prototype;f.va=null;f.aj=null;f.jl=null;f.cj=null;f.Qc=-1;f.oe=-1;f.Nj=!1;
var Dt={3:13,12:144,63232:38,63233:40,63234:37,63235:39,63236:112,63237:113,63238:114,63239:115,63240:116,63241:117,63242:118,63243:119,63244:120,63245:121,63246:122,63247:123,63248:44,63272:46,63273:36,63275:35,63276:33,63277:34,63289:144,63302:45},Et={Up:38,Down:40,Left:37,Right:39,Enter:13,F1:112,F2:113,F3:114,F4:115,F5:116,F6:117,F7:118,F8:119,F9:120,F10:121,F11:122,F12:123,"U+007F":46,Home:36,End:35,PageUp:33,PageDown:34,Insert:45},Ft=Dc&&Ac;f=Ct.prototype;
f.zq=function(a){if(Bc||yc)if(17==this.Qc&&!a.ctrlKey||18==this.Qc&&!a.altKey||Dc&&91==this.Qc&&!a.metaKey)this.oe=this.Qc=-1;-1==this.Qc&&(a.ctrlKey&&17!=a.keyCode?this.Qc=17:a.altKey&&18!=a.keyCode?this.Qc=18:a.metaKey&&91!=a.keyCode&&(this.Qc=91));tk(a.keyCode,this.Qc,a.shiftKey,a.ctrlKey,a.altKey,a.metaKey)?(this.oe=uk(a.keyCode),Ft&&(this.Nj=a.altKey)):this.handleEvent(a)};f.Aq=function(a){this.oe=this.Qc=-1;this.Nj=a.altKey};
f.handleEvent=function(a){var b=a.Ob,c=b.altKey;if(A&&"keypress"==a.type){var d=this.oe;var e=13!=d&&27!=d?b.keyCode:0}else(Bc||yc)&&"keypress"==a.type?(d=this.oe,e=0<=b.charCode&&63232>b.charCode&&sk(d)?b.charCode:0):("keypress"==a.type?(Ft&&(c=this.Nj),b.keyCode==b.charCode?32>b.keyCode?(d=b.keyCode,e=0):(d=this.oe,e=b.charCode):(d=b.keyCode||this.oe,e=b.charCode||0)):(d=b.keyCode||this.oe,e=b.charCode||0),Dc&&63==e&&224==d&&(d=191));var g=d=uk(d);d?63232<=d&&d in Dt?g=Dt[d]:25==d&&a.shiftKey&&
(g=9):b.keyIdentifier&&b.keyIdentifier in Et&&(g=Et[b.keyIdentifier]);if(!Ac||"keypress"!=a.type||tk(g,this.Qc,a.shiftKey,a.ctrlKey,c,a.metaKey))a=g==this.Qc,this.Qc=g,b=new Bt(g,e,a,b),b.altKey=c,this.dispatchEvent(b)};f.ha=function(){return this.va};f.attach=function(a,b){this.cj&&Gt(this);this.va=a;this.aj=Q(this.va,"keypress",this,b);this.jl=Q(this.va,"keydown",this.zq,b,this);this.cj=Q(this.va,"keyup",this.Aq,b,this)};
function Gt(a){a.aj&&(ek(a.aj),ek(a.jl),ek(a.cj),a.aj=null,a.jl=null,a.cj=null);a.va=null;a.Qc=-1;a.oe=-1}f.ua=function(){Ct.oa.ua.call(this);Gt(this)};function Ht(){}var It;Qa(Ht);var Jt={button:"pressed",checkbox:"checked",menuitem:"selected",menuitemcheckbox:"checked",menuitemradio:"checked",radio:"checked",tab:"selected",treeitem:"selected"};f=Ht.prototype;f.lg=function(){};f.Nc=function(a){return a.g.Oa("DIV",Kt(this,a).join(" "),a.Dc())};f.Fc=function(a){return a};function Lt(a,b,c){(a=a.ha?a.ha():a)&&(c?Ib:Kb)(a,[b])}f.mi=function(){return!0};
f.Rb=function(a,b){b.id&&a.Ng(b.id);var c=this.Fc(b);c&&c.firstChild?Mt(a,c.firstChild.nextSibling?ub(c.childNodes):c.firstChild):a.ng=null;var d=0,e=this.Ra(),g=this.Ra(),h=!1,k=!1,l=ub(Fb(b));l.forEach(function(m){h||m!=e?k||m!=g?d|=this.Pi(m):k=!0:(h=!0,g==e&&(k=!0));1==this.Pi(m)&&Of(c)&&Qf(c,!1)},this);a.qe=d;h||(l.push(e),g==e&&(k=!0));k||l.push(g);(a=a.Kd)&&l.push.apply(l,a);h&&k&&!a||Gb(b,l.join(" "));return b};f.ni=function(a){In(a)&&this.tm(a.ha(),!0);a.isEnabled()&&this.Zg(a,a.isVisible())};
function Nt(a,b,c){if(a=c||a.lg())c=b.getAttribute("role")||null,a!=c&&Ym(b,a)}function Ot(a,b,c){var d=b.Na;null!=d&&a.Ph(c,d);b.isVisible()||Y(c,"hidden",!b.isVisible());b.isEnabled()||a.je(c,1,!b.isEnabled());Pt(b,8)&&a.je(c,8,Qt(b,8));Pt(b,16)&&a.je(c,16,Qt(b,16));Pt(b,64)&&a.je(c,64,b.md())}f.Ph=function(a,b){bn(a,b)};f.Oj=function(a,b){Nh(a,!b,!A)};f.tm=function(a,b){Lt(a,this.Ra()+"-rtl",b)};f.sm=function(a){var b;return Pt(a,32)&&(b=a.ha())?Of(b):!1};
f.Zg=function(a,b){var c;if(Pt(a,32)&&(c=a.ha())){if(!b&&Qt(a,32)){try{c.blur()}catch(d){}Qt(a,32)&&a.oi(null)}Of(c)!=b&&Qf(c,b)}};f.Aa=function(a,b){N(a,b);a&&Y(a,"hidden",!b)};f.Vc=function(a,b,c){var d=a.ha();if(d){var e=this.sh(b);e&&Lt(a,e,c);this.je(d,b,c)}};f.je=function(a,b,c){It||(It={1:"disabled",8:"selected",16:"checked",64:"expanded"});b=It[b];var d=a.getAttribute("role")||null;d&&(d=Jt[d]||b,b="checked"==b||"selected"==b?d:b);b&&Y(a,b,c)};
f.mg=function(a,b){var c=this.Fc(a);c&&(Af(c),b&&("string"===typeof b?J(c,b):(a=function(d){if(d){var e=df(c);c.appendChild("string"===typeof d?e.createTextNode(d):d)}},Array.isArray(b)?b.forEach(a):!Ta(b)||"nodeType"in b?a(b):ub(b).forEach(a))))};f.Ra=function(){return"goog-control"};function Kt(a,b){var c=a.Ra(),d=[c],e=a.Ra();e!=c&&d.push(e);c=b.qe;for(e=[];c;){var g=c&-c;e.push(a.sh(g));c&=~g}d.push.apply(d,e);(a=b.Kd)&&d.push.apply(d,a);return d}f.sh=function(a){this.i||Rt(this);return this.i[a]};
f.Pi=function(a){if(!this.qa){this.i||Rt(this);var b=this.i,c={},d;for(d in b)c[b[d]]=d;this.qa=c}a=parseInt(this.qa[a],10);return isNaN(a)?0:a};function Rt(a){var b=a.Ra();a.i={1:b+"-disabled",2:b+"-hover",4:b+"-active",8:b+"-selected",16:b+"-checked",32:b+"-focused",64:b+"-open"}};function St(){}u(St,Ht);Qa(St);f=St.prototype;f.lg=function(){return"button"};f.je=function(a,b,c){switch(b){case 8:case 16:Y(a,"pressed",c);break;default:case 64:case 1:St.oa.je.call(this,a,b,c)}};f.Nc=function(a){var b=St.oa.Nc.call(this,a);this.yf(b,a.hf());var c=a.yb();c&&this.uc(b,c);Pt(a,16)&&this.je(b,16,Qt(a,16));return b};f.Rb=function(a,b){b=St.oa.Rb.call(this,a,b);var c=this.yb(b);a.Ba=c;a.V=this.hf(b);Pt(a,16)&&this.je(b,16,Qt(a,16));return b};f.yb=function(){};f.uc=function(){};
f.hf=function(a){return a.title};f.yf=function(a,b){a&&(b?a.title=b:a.removeAttribute("title"))};f.mc=function(a,b){var c=In(a),d=this.Ra()+"-collapse-left",e=this.Ra()+"-collapse-right",g=c?e:d;b&1?Tt(a,g):Ut(a,g);c=c?d:e;b&2?Tt(a,c):Ut(a,c)};f.Ra=function(){return"goog-button"};var Vt={qg:"mousedown",rg:"mouseup",hh:"mousecancel",gw:"mousemove",iw:"mouseover",hw:"mouseout",ew:"mouseenter",fw:"mouseleave"};function Wt(a,b){if(!a)throw Error("Invalid class name "+a);if("function"!==typeof b)throw Error("Invalid decorator function "+b);Xt[a]=b}var Yt={},Xt={};function Zt(a,b,c){zn.call(this,c);if(!b){for(b=this.constructor;b;){var d=Va(b);if(d=Yt[d])break;b=(b=Object.getPrototypeOf(b.prototype))&&b.constructor}b=d?"function"===typeof d.Jb?d.Jb():new d:null}this.j=b;this.ng=void 0!==a?a:null;this.Na=null}u(Zt,zn);f=Zt.prototype;f.ng=null;f.qe=0;f.Xh=39;f.Gf=255;f.Wh=0;f.ri=!0;f.Kd=null;f.Pj=!0;f.um=null;function $t(a,b){a.Va&&b!=a.Pj&&au(a,b);a.Pj=b}f.vd=function(){return this.j};function Tt(a,b){b&&(a.Kd?ob(a.Kd,b)||a.Kd.push(b):a.Kd=[b],Lt(a,b,!0))}
function Ut(a,b){b&&a.Kd&&qb(a.Kd,b)&&(0==a.Kd.length&&(a.Kd=null),Lt(a,b,!1))}f.Qa=function(){var a=this.j.Nc(this);this.va=a;Nt(this.j,a,this.ff());this.j.Oj(a,!1);this.isVisible()||this.j.Aa(a,!1)};f.ff=function(){return this.um};f.Rh=ba(8);f.Ph=function(a){this.Na=a;var b=this.ha();b&&this.j.Ph(b,a)};f.Ib=function(){return this.j.Fc(this.ha())};f.hi=function(a){return this.j.mi(a)};f.Nb=function(a){this.va=a=this.j.Rb(this,a);Nt(this.j,a,this.ff());this.j.Oj(a,!1);this.ri="none"!=a.style.display};
f.Ka=function(){Zt.oa.Ka.call(this);Ot(this.j,this,this.va);this.j.ni(this);if(this.Xh&-2&&(this.Pj&&au(this,!0),Pt(this,32))){var a=this.ha();if(a){var b=this.l||(this.l=new Ct);b.attach(a);Z(this).ka(b,"key",this.Pc).ka(a,"focus",this.Bq).ka(a,"blur",this.oi)}}};
function au(a,b){var c=Z(a),d=a.ha();b?(c.ka(d,Vt.qg,a.Te).ka(d,[Vt.rg,Vt.hh],a.de).ka(d,"mouseover",a.Ee).ka(d,"mouseout",a.Vk),a.Ch!=$c&&c.ka(d,"contextmenu",a.Ch),A&&!a.qa&&(a.qa=new bu(a),Dj(a,a.qa))):(c.Ta(d,Vt.qg,a.Te).Ta(d,[Vt.rg,Vt.hh],a.de).Ta(d,"mouseover",a.Ee).Ta(d,"mouseout",a.Vk),a.Ch!=$c&&c.Ta(d,"contextmenu",a.Ch),A&&(Bj(a.qa),a.qa=null))}f.jc=function(){Zt.oa.jc.call(this);this.l&&Gt(this.l);this.isVisible()&&this.isEnabled()&&this.j.Zg(this,!1)};
f.ua=function(){Zt.oa.ua.call(this);this.l&&(this.l.Ea(),delete this.l);delete this.j;this.qa=this.Kd=this.ng=null};f.Dc=function(){return this.ng};function cu(a,b){a.j.mg(a.ha(),b);a.ng=b}function Mt(a,b){a.ng=b}f.Bg=function(){var a=this.Dc();if(!a)return"";a="string"===typeof a?a:Array.isArray(a)?a.map(Tf).join(""):Rf(a);return Oe(a)};f.isVisible=function(){return this.ri};
f.Aa=function(a,b){return b||this.ri!=a&&this.dispatchEvent(a?"show":"hide")?((b=this.ha())&&this.j.Aa(b,a),this.isEnabled()&&this.j.Zg(this,a),this.ri=a,!0):!1};f.isEnabled=function(){return!Qt(this,1)};f.lb=function(a){var b=this.getParent();b&&"function"==typeof b.isEnabled&&!b.isEnabled()||!du(this,1,!a)||(a||(eu(this,!1),this.Sc(!1)),this.isVisible()&&this.j.Zg(this,a),this.Vc(1,!a,!0))};f.Sc=function(a){du(this,2,a)&&this.Vc(2,a)};f.isActive=function(){return Qt(this,4)};
function eu(a,b){du(a,4,b)&&a.Vc(4,b)}f.Il=function(a){du(this,8,a)&&this.Vc(8,a)};f.Xf=function(a){du(this,16,a)&&this.Vc(16,a)};f.uj=function(a){du(this,32,a)&&this.Vc(32,a)};f.md=function(){return Qt(this,64)};f.Qb=function(a){du(this,64,a)&&this.Vc(64,a)};function Qt(a,b){return!!(a.qe&b)}f.Vc=function(a,b,c){c||1!=a?Pt(this,a)&&b!=Qt(this,a)&&(this.j.Vc(this,a,b),this.qe=b?this.qe|a:this.qe&~a):this.lb(!b)};function Pt(a,b){return!!(a.Xh&b)}
f.Vb=function(a,b){if(this.Va&&Qt(this,a)&&!b)throw Error("Component already rendered");!b&&Qt(this,a)&&this.Vc(a,!1);this.Xh=b?this.Xh|a:this.Xh&~a};function fu(a,b){return!!(a.Gf&b)&&Pt(a,b)}function du(a,b,c){return Pt(a,b)&&Qt(a,b)!=c&&(!(a.Wh&b)||a.dispatchEvent(Bn(b,c)))&&!a.Id}f.Ee=function(a){!gu(a,this.ha())&&this.dispatchEvent("enter")&&this.isEnabled()&&fu(this,2)&&this.Sc(!0)};f.Vk=function(a){!gu(a,this.ha())&&this.dispatchEvent("leave")&&(fu(this,4)&&eu(this,!1),fu(this,2)&&this.Sc(!1))};
f.Ch=$c;function gu(a,b){return!!a.relatedTarget&&Kf(b,a.relatedTarget)}f.Te=function(a){this.isEnabled()&&(fu(this,2)&&this.Sc(!0),Kj(a)&&(fu(this,4)&&eu(this,!0),this.j&&this.j.sm(this)&&this.ha().focus()));Kj(a)&&a.preventDefault()};f.de=function(a){this.isEnabled()&&(fu(this,2)&&this.Sc(!0),this.isActive()&&this.vf(a)&&fu(this,4)&&eu(this,!1))};
f.vf=function(a){fu(this,16)&&this.Xf(!Qt(this,16));fu(this,8)&&this.Il(!0);fu(this,64)&&this.Qb(!this.md());var b=new Fj("action",this);a&&(b.altKey=a.altKey,b.ctrlKey=a.ctrlKey,b.metaKey=a.metaKey,b.shiftKey=a.shiftKey,b.Bl=a.Bl);return this.dispatchEvent(b)};f.Bq=function(){fu(this,32)&&this.uj(!0)};f.oi=function(){fu(this,4)&&eu(this,!1);fu(this,32)&&this.uj(!1)};f.Pc=function(a){return this.isVisible()&&this.isEnabled()&&this.be(a)?(a.preventDefault(),a.stopPropagation(),!0):!1};
f.be=function(a){return 13==a.keyCode&&this.vf(a)};if("function"!==typeof Zt)throw Error("Invalid component class "+Zt);if("function"!==typeof Ht)throw Error("Invalid renderer class "+Ht);var hu=Va(Zt);Yt[hu]=Ht;Wt("goog-control",function(){return new Zt(null)});function bu(a){Cj.call(this);this.g=a;this.i=!1;this.j=new hk(this);Dj(this,this.j);a=this.g.va;this.j.ka(a,Vt.qg,this.o).ka(a,Vt.rg,this.s).ka(a,"click",this.l)}u(bu,Cj);var iu=!A||Tc(9);bu.prototype.o=function(){this.i=!1};
bu.prototype.s=function(){this.i=!0};function ju(a,b){if(!iu)return a.button=0,a.type=b,a;var c=document.createEvent("MouseEvents");c.initMouseEvent(b,a.bubbles,a.cancelable,a.view||null,a.detail,a.screenX,a.screenY,a.clientX,a.clientY,a.ctrlKey,a.altKey,a.shiftKey,a.metaKey,0,a.relatedTarget||null);return c}
bu.prototype.l=function(a){if(this.i)this.i=!1;else{var b=a.Ob,c=b.button,d=b.type,e=ju(b,"mousedown");this.g.Te(new Ij(e,a.currentTarget));e=ju(b,"mouseup");this.g.de(new Ij(e,a.currentTarget));iu||(b.button=c,b.type=d)}};bu.prototype.ua=function(){this.g=null;bu.oa.ua.call(this)};function ku(){}u(ku,St);Qa(ku);f=ku.prototype;f.lg=function(){};f.Nc=function(a){$t(a,!1);a.Gf&=-256;a.Vb(32,!1);return a.g.Oa("BUTTON",{"class":Kt(this,a).join(" "),disabled:!a.isEnabled(),title:a.hf()||"",value:a.yb()||""},a.Bg()||"")};f.mi=function(a){return"BUTTON"==a.tagName||"INPUT"==a.tagName&&("button"==a.type||"submit"==a.type||"reset"==a.type)};f.Rb=function(a,b){$t(a,!1);a.Gf&=-256;a.Vb(32,!1);if(b.disabled){var c=this.sh(1);w(b,c)}return ku.oa.Rb.call(this,a,b)};
f.ni=function(a){Z(a).ka(a.ha(),"click",a.vf)};f.Oj=function(){};f.tm=function(){};f.sm=function(a){return a.isEnabled()};f.Zg=function(){};f.Vc=function(a,b,c){ku.oa.Vc.call(this,a,b,c);(a=a.ha())&&1==b&&(a.disabled=c)};f.yb=function(a){return a.value};f.uc=function(a,b){a&&(a.value=b)};f.je=function(){};function lu(a,b,c){Zt.call(this,a,b||ku.Jb(),c)}u(lu,Zt);f=lu.prototype;f.yb=function(){return this.Ba};f.uc=function(a){this.Ba=a;this.vd().uc(this.ha(),a)};f.hf=function(){return this.V};f.yf=function(a){this.V=a;this.vd().yf(this.ha(),a)};f.mc=function(a){this.vd().mc(this,a)};f.ua=function(){lu.oa.ua.call(this);delete this.Ba;delete this.V};f.Ka=function(){lu.oa.Ka.call(this);if(Pt(this,32)){var a=this.ha();a&&Z(this).ka(a,"keyup",this.be)}};
f.be=function(a){return 13==a.keyCode&&"key"==a.type||32==a.keyCode&&"keyup"==a.type?this.vf(a):32==a.keyCode};Wt("goog-button",function(){return new lu(null)});function mu(a,b,c,d){d=void 0===d?!1:d;X.call(this);this.N=a;this.o=b;this.j=this.N.Wa().ui;this.V=!!this.N.Wa().ui;this.na=!!this.N.Wa().Zh;this.l=aq(c);this.s=d;if(this.V){a:{a=this.N.ab();for(b=0;b<this.j.length;b++)if(c=Mo(a,this.j[b].getId())){b:{for(d=b+1;d<this.j.length;d++){var e=Mo(this.N.ab(),this.j[d].getId());if(e){d=e;break b}}d=null}d=d?Jo(d)-1:Jo(gb(Ko(a)));e=Jo(this.N.Da());if(e>=Jo(c)&&e<=d){a=b;break a}}a=-1}this.ma=a}}n(mu,X);f=mu.prototype;
f.render=function(a,b){b=void 0===b?2:b;this.i=H("div");document.body.appendChild(this.i);V(r(this.Cq,this));this.qa=a;this.V?(this.s&&(this.O=b),nu(this)):this.na?(w(this.i,"base-image-toc-div"),a=this.N.Wa().Zh,(b=Mo(this.N.ab(),a))&&ou(this,b),1<this.N.Wa().Lb&&(a=Lo(this.N.ab(),a,1))&&ou(this,a),this.ti()):this.Ea()};f.Cq=function(){var a=this;this.g.ka(document,"click",this.Ea);this.g.ka(document,"keydown",function(b){13!=b.keyCode&&27!=b.keyCode||a.Ea()});this.g.ka(this.N,"resize",this.ti)};
function ou(a,b){var c=new Je(128,0),d=F("IMG",{width:128});w(d,"toc-page-image");a.g.ka(d,"click",function(){a.N.mb(b)});Ac&&xm()&&a.g.ka(d,"load",a.ti);b.wd(c)?a.yp(d,b,c):Cp(b,t(a.yp,d,b,c));a.i.appendChild(d)}f.yp=function(a,b,c){nf(a,{src:b.wd(c)})};
function nu(a){var b=F("DIV",{"class":"toc-div"}),c;v(a.j,function(d,e){d=pu(a,d,e);b.appendChild(d);e==a.ma&&(c=d)});c&&V(function(){var d=c;300<d.offsetTop+M(d).height&&(d=void 0!==d.previousElementSibling?d.previousElementSibling:Hf(d.previousSibling,!1))&&(a.i.scrollTop=d.offsetTop);c.focus()});a.i.appendChild(b);300<M(a.i).height&&(K(a.i,"height","300px"),w(a.i,"scroll-toc-div-wide"));w(a.i,"scroll-toc-div");a.ti();a.i.tabIndex=-1;Ym(a.i,"dialog");a.i.focus()}
f.ti=function(){var a=this.l?8:13,b=this.l?9:12,c;this.o instanceof lu?c=this.o.ha():c=this.o;ps(c,a,this.i,b,new B(0,-this.qa))};
function pu(a,b,c){var d=b.getId(),e=Mo(a.N.ab(),d);d=b.g;var g=a.j[c+1]?"":"-last",h="toc-middle-cell"+g,k="toc-right-cell"+g;a.s?g=F("A",{"class":e?"toc-row":"toc-disabled-row"}):(g=F("DIV",{"class":e?"toc-row":"toc-disabled-row"}),Ym(g,"button"),Qf(g,!0));var l=H("div");w(l,"goog-inline-block");w(l,"toc-left-cell");c==a.ma&&(w(l,xm()?"SPRITE_toc_selected_item_arrow_right":"SPRITE_toc_selected_item_arrow_left"),w(g,"toc-row-selected"));c=H("div");w(c,"goog-inline-block");w(c,h);Ac&&!Sc("1.9")&&
K(c,"overflow","hidden");var m=b.hb(),p=a.l?m:Ve(m,35);O(c,Aj(p));a.l&&(c.title=m);m=H("div");w(m,"goog-inline-block");w(m,k);O(m,Aj(Sb(Ye(d))?"&nbsp;":d));g.appendChild(l);g.appendChild(c);g.appendChild(m);e?a.s?(d=new S(window.location.href),T(Uk(Uk(d,"pg"),"printsec"),"jtp",b.g),a.O&&T(Uk(d,"zoom"),"zoom",a.O),a.N.Xa().getQuery()||Uk(Uk(d,"dq"),"num"),$h(g,li(d.toString()))):(a.g.ka(g,"click",function(){a.N.mb(e)}),a.g.ka(g,"keydown",function(x){13==x.keyCode&&a.N.mb(e)})):(Lb(c,h,"toc-middle-disabled-cell"),
Lb(m,k,"toc-right-disabled-cell"),Y(g,"disabled",!0));return g}f.ua=function(){X.prototype.ua.call(this);I(this.i);this.o.focus()};function qu(a){qr.call(this,1);var b=new wr;b.nb(a);this.Pa(b);rm(this)}n(qu,qr);qu.prototype.th=function(){return this.g[0]};qu.prototype.s=function(){return this.tb()||0};qu.prototype.Of=function(){return"fixed_width"};function ru(a){var b=a.Ab(),c=new pt(this,b);K(b,{overflow:"hidden"});ft.call(this,a,c);this.o=new Js(a);b=new uq;vq(b,wr,this.o);this.O=b;b=a.ab().g.aspectRatio();c=this.getSize();b=this.xg(Math.min(2*Math.floor(c.height*b),c.width));this.Tc(b);this.wa=new Vs(a,this);this.g.ka(this.Cb,"pagemodechange",this.Dq);V(this.ac,0,this)}u(ru,ft);f=ru.prototype;f.ae=function(){var a=tb(su,this.Cb.Wa().ae());return new xq(kb(a,Is))};f.Pe=function(a){ru.oa.Pe.call(this,a);this.O.Ma();this.ac()};f.Kc=function(){this.Oe(1)};
f.Zc=function(){this.Oe(-1)};f.Dq=function(){this.O.Ma();this.ac()};f.om=2;f.xg=function(a){this.getSize();var b=this.Cb.ab().g.aspectRatio();return new qu(new Je(a,Math.floor(Math.floor(a/2)/b)))};var su=[180,220,280];
ru.prototype.Pd=function(){var a=tu(this,this.Cb.Da()),b=this.o.g;if(b){var c=this.wa,d=b.Md();c.o=d[0];c.O=d[1];c=a[0];d=a[1];var e=!0;a=!0;b.qa=c;b.wa=d;Hs(b);if(c){if(c.l(64)||void 0==d)a=!1}else b.o.Kl();if(d){if(d.l(32)||void 0==c)e=!1}else b.O.Kl();c=e;d=a?"":"hidden";K(b.l,"visibility",c?"":"hidden");K(b.s,"visibility",d);c=c&&a;b.ta.Aa(c);b.Ba.Aa(c)}this.dispatchEvent("pagechange")};ru.prototype.Md=function(){return this.o.g.Md()};
function tu(a,b){return mb(a.Cb.ab().V,function(c){return ob(c,b)})}ru.prototype.ac=function(){ru.oa.ac.call(this);this.Pd()};ru.prototype.qa=function(a,b){var c=this.Cb.ab().V;a=Jo(a);for(var d,e,g=0;g<c.length;++g){var h=c[g];if(h[0]&&a==Jo(h[0])||h[1]&&a==Jo(h[1])){d=g;break}else if(e){var k=h[0]||h[1];if(a>=Jo(e[0]||e[1])&&a<Jo(k)){d=0<b?g-b:g;break}}e=h}return(b=c["number"===typeof d?d+b:0])?b[0]||b[1]:null};function uu(a){this.vc=a.title||"";this.O=!!a.fullview;this.Zh=a.table_of_contents_page_id||"";this.Lb=a.num_toc_pages||"";this.V=a.initial_zoom_width_override;this.Ja=a.max_resolution_image_width;this.wc=!!a.paired_thumbnails;this.nd=a.thumbnail_token||"";this.Na=a.containing_bookshelves||[];this.wa=a.volume_id||"";this.bc=a.other_issues_query||"";this.Ya=!!a.is_browsable;this.Hb=!!a.is_public_domain;a.last_page&&(this.na=new dq(a.last_page));this.g=new Je(a.page_width,a.page_height);this.ma=a.is_ebook||
!1;var b=a.additional_info,c={};b&&(c=b["[JsonBookInfo]"]);c.BuyLinks&&(this.s=kb(c.BuyLinks,function(d){return new Zs(d)},this));this.Ga=c.AboutUrl;c.allowed_syndication_flags&&(this.o=c.allowed_syndication_flags.allow_disabling_chrome);c.TocLine&&(this.ui=kb(c.TocLine,function(d){return new At(d)}));c.SubscribeLink&&(this.qa=new Zs(c.SubscribeLink));c=null;b&&(c=b["[NewspaperJSONVolumeInfo]"]);this.j=c;this.l=null==c?null:new pq(c.tile_h,c.tile_w,c.x_win,c.y_win);this.Lc=a.sample_url||"";this.wb=
a.is_newspaper||!1;(this.ta=a.newspaper_tile_base_url)&&this.l&&qq(this.l,r(this.tv,this));this.Bf=c?c.res_h:vu;this.Ba=this.wb?"fixed_height":"fixed_width";this.Tf=a.is_pre_order||!1;this.Zo=a.on_sale_date||"";this.Ui=a.volumeresult&&a.volumeresult.has_flowing_text;this.Vi=a.volumeresult&&a.volumeresult.has_scanned_text;this.Ha=a.volumeresult&&a.volumeresult.can_download_pdf;this.Ia=a.volumeresult&&a.volumeresult.can_download_epub;this.Ua=a.volumeresult?a.volumeresult.download_pdf_url:"";this.Kb=
a.volumeresult?a.volumeresult.download_epub_url:""}n(uu,rq);f=uu.prototype;f.zh=ba(17);f.Oi=function(){"number"!==typeof this.i&&(this.i=this.j.read_zm,this.i="number"===typeof this.i?this.j.read_zm:4,this.i=Fe(this.i,-1,this.ae().length-1));return this.i};function tt(a){return a.V?a.V:a.g&&a.g.width?a.g.width:575}f.Ub=function(){return this.wa};f.Qi=function(){return this.l};f.ae=function(){return this.Bf};f.Of=function(){return this.Ba};
f.tv=function(a){a=a.toString();var b=a.indexOf("?");0<=b&&(a=this.ta+a.substring(b));return new S(a)};f.wh=function(){return this.j?this.j.focus_aid:null};f.Dg=function(){var a=this.j.focus_x,b=this.j.focus_y;return void 0!==a&&void 0!==b?new B(a,b):null};var vu=[350,410,495,575,685,800,910,1025];function wu(a){X.call(this);this.o=a;this.i=null}n(wu,X);f=wu.prototype;
f.render=function(a,b){this.j=a;a=a.ha();var c=zh(a).y,d=M(a);c=c+d.height+3;d="";b&&(d=zh(a).x);this.i=F("DIV",{"class":"linkbar-panel-div"});sh(this.i,d,c);this.ma=F("DIV",{"class":"SPRITE_close_v2 linkbar-panel-close"});this.i.appendChild(this.ma);Ac&&Dc&&!Sc("1.9")&&(this.O=F("IFRAME",{style:"position: absolute;",yw:"0"}),this.o.appendChild(this.O));this.o.appendChild(this.i);this.O&&(L(this.O,M(this.i)),sh(this.O,uh(this.i)));V(r(this.Jl,this))};
f.Jl=function(){this.g.ka(this.ma,"click",this.Ea);this.g.ka(this.j,"action",this.Eq);this.g.ka(document,"mousedown",this.Ds)};f.Eq=function(){Qt(this.j,16)||this.Ea()};f.Ds=function(a){Kf(this.i,a.target)||Kf(this.j.ha(),a.target)||this.Ea()};f.ua=function(){X.prototype.ua.call(this);I(this.i);I(this.O)};f.ha=function(){return this.i};function xu(a,b,c){wu.call(this,a);this.N=b;this.V=c}n(xu,wu);
xu.prototype.render=function(a,b){wu.prototype.render.call(this,a,b);a=F("DIV",{style:"padding-top:5px; font-size: 13px;"});O(a,Aj("Paste link in <b>email</b> or <b>IM</b>"));this.ha().appendChild(a);this.l=H("input");L(this.l,"100%","auto");this.ha().appendChild(this.l);this.V&&(a=F("DIV",{style:"font-size: 13px; padding-top: 7px;"},"Embed"),this.ha().appendChild(a),this.s=H("input"),L(this.s,"100%","auto"),this.ha().appendChild(this.s));a=this.N.Da();b=(new S(window.location)).i;var c=new S(a.zc());
Kk(c,b);this.l.value=c.toString();V(t(yu,this.l));this.V&&(a=new S(a.zc()),T(a,"output","embed"),this.s.value=zu(a.toString()))};xu.prototype.Jl=function(){wu.prototype.Jl.call(this);this.g.ka(this.l,"click",t(yu,this.l));this.V&&this.g.ka(this.s,"click",t(yu,this.s))};function yu(a){a.select()}function zu(a){return Le('<iframe frameborder="0" scrolling="no" style="border:0px" src="%s" width=500 height=500></iframe>',a)};function Au(a,b){var c=this;this.N=a;this.j=b;this.g=pk();this.i=D("flow-top-div")?!0:!1;(new hk(this)).ka(this.g,"resize",function(){var d=c.N.Fa(),e=d.Eb(),g=d.Hc();c.resize();c.N.Fa().Ae();d=c.N.Fa();e=Um(new Tm(e,d.Eb()),g);d.Ed(d.Ie(e))}).ka(this.N,"searchupdate",function(){var d=D("gb-ogen-mobile-appbar");if(d){var e=c.g.getSize().height;d=d.getBoundingClientRect().height;e-=d;d=c.g.getSize().width;c.N.nb(new Je(d,e));c.i&&L(c.j,new Je(d,e))}}).ka(window,"load",this.resize)}
Au.prototype.resize=function(){var a=this.g.getSize().height,b=this.g.getSize().width,c=Math.round(zh(this.j).y);a=Math.max(0,a-c);this.N.nb(new Je(b,a));this.i&&L(this.j,new Je(b,a))};function Bu(){Cu(this)}function Du(a){ek(a.g);a.g=Wj(document.body,"mousedown",function(){Jb(document.body,"focus-outline-enabled");Cu(a)},{capture:!0})}function Cu(a){ek(a.g);a.g=Q(document.body,"keydown",function(b){9===b.keyCode&&(w(document.body,"focus-outline-enabled"),Du(a))})};function Eu(a,b,c,d){d=void 0===d?!1:d;ts.call(this);var e=this;this.vc=a;this.i=b;this.g=c?c:null;this.hg(Fu(this));if(d){var g=D("ep-lb");Q(this,"hide",function(){K(g,"visibility","hidden")});Q(this,"beforeshow",function(){K(g,"visibility","visible");y(e.ha(),"lightbox-dialog",!0)})}}n(Eu,ts);
function Fu(a){var b=F("DIV");Ib(b,["popup-menu","goog-menu","goog-menu-vertical"]);Ym(b,"dialog");b.setAttribute("tabindex","-1");document.body.appendChild(b);if(""!=a.vc){var c=F("DIV",{"class":"popup-menu-header"});b.appendChild(c);var d=F("SPAN",{"class":"popup-menu-title"});J(d,a.vc);c.appendChild(d);d=F("DIV",{"class":"popup-menu-close"});bn(d,"Close popup");var e=F("IMG");e.src="/googlebooks/images/material/close_black_24dp.png";L(e,24,24);Y(e,"hidden",!0);d.appendChild(e);Q(d,"click",function(){a.Aa(!1);
a.g&&a.g()});Q(d,"keydown",function(g){if(32==g.keyCode||13==g.keyCode)a.Aa(!1),a.g&&a.g()});Ym(d,"button");Qf(d,!0);c.appendChild(d)}b.appendChild(a.i);return b};function Gu(a,b,c){this.g=a;this.i=b;this.O=c}u(Gu,os);Gu.prototype.Mc=function(a,b,c){ps(this.g,this.i,a,b,void 0,c,this.O)};function Hu(a,b,c,d){Gu.call(this,a,b);this.j=c?5:0;this.o=d||void 0}u(Hu,Gu);Hu.prototype.s=function(){return this.j};Hu.prototype.l=function(a){this.j=a};Hu.prototype.Mc=function(a,b,c,d){var e=ps(this.g,this.i,a,b,null,c,10,d,this.o);if(e&496){var g=Iu(e,this.i);b=Iu(e,b);e=ps(this.g,g,a,b,null,c,10,d,this.o);e&496&&(g=Iu(e,g),b=Iu(e,b),ps(this.g,g,a,b,null,c,this.j,d,this.o))}};function Iu(a,b){a&48&&(b^=4);a&192&&(b^=1);return b};function Ju(a,b,c,d,e){this.g=a;this.N=b;this.s=c;this.ma=D("epo-welcome");this.O=D("epo-keyboard");this.j=D("epo-plain-text");this.l=D("epo-plain-text-only");this.o=D("entity-page-toggle-viewport-mode-link");this.V=D("epo-share-link");this.i=e;Ku(this,d);Lu(this,!1)}
function Ku(a,b){if(a.s)a.l&&Mu(a,b);else{var c=new Eu("",a.ma,function(){});Ib(c.ha(),["onboarding-popup","onboarding-fixed-popup","onboarding-welcome-popup"]);Nn(c,!1);var d=D("epo-keyboard-text");O(d,qj(Rf(d)));var e=new Eu("",a.O,function(){});Ib(e.ha(),["onboarding-popup","onboarding-fixed-popup"]);Nn(e,!1);d=gf("A",d)[0];d.id="ep-keyboard-link";w(d,"onboarding-link");Qf(d,!0);Nu(d,function(){a.N.qb("showkeyboardshortcuts")});if(a.j){var g=new Eu("",a.j,function(){});Ib(g.ha(),["onboarding-popup",
"onboarding-plain-text-popup"])}d=new Eu("",a.V,function(){});Ib(d.ha(),["onboarding-popup","onboarding-share-popup"]);var h=D("entity-page-clip");us(d,5);d.setPosition(new Hu(h,4,!0));Nn(d,!1);Ou(a,c,e,g,d);Pu(a,c,e,g,d);if(a.i)switch(a.i){case 0:c.Aa(!0);break;case 1:e.Aa(!0);break;case 2:g?Qu(a,g,b):d.Aa(!0);break;default:d.Aa(!0)}else c.Aa(!0)}}
function Ou(a,b,c,d,e){var g=D("epo-welcome-next");Nu(g,function(){a.i++;b.Aa(!1);c.Aa(!0);Lu(a,!1)});g=D("epo-keyboard-next");Nu(g,function(){a.i++;c.Aa(!1);d?Qu(a,d):e.Aa(!0);Lu(a,!1)});a.j&&d&&(g=D("epo-plain-text-next"),Nu(g,function(){a.i++;a.g.Aa(!1);Nn(a.g,!0);d.Aa(!1);e.Aa(!0);Lu(a,!1)}))}
function Pu(a,b,c,d,e){document.querySelectorAll(".onboarding-link").forEach(function(h){"ep-keyboard-link"!=h.id&&Nu(h,function(){b.Aa(!1);c.Aa(!1);d&&(d.Aa(!1),a.g.Aa(!1),Nn(a.g,!0));e.Aa(!1);Ru(a)})});var g=D("epo-done");Nu(g,function(){e.Aa(!1);Ru(a)})}function Mu(a,b){var c=new Eu("",a.l,function(){});Ib(c.ha(),["onboarding-popup","onboarding-plain-text-popup"]);Qu(a,c,b);b=D("epo-done-only");Nu(b,function(){c.Aa(!1);a.g.Aa(!1);Nn(a.g,!0);Ru(a)})}
function Qu(a,b,c){void 0!==c&&c||(Nn(a.g,!1),a.g.Aa(!0));a=D("entity-page-more-menu-content");us(b,0);b.setPosition(new Hu(a,4,!0));Nn(b,!1);b.Aa(!0)}function Ru(a){Lu(a,!0);a.j?lp(!0):lp(!1)}function Lu(a,b){if(a.o){var c=new S(a.o.href);b?(Uk(c,"ovso"),Uk(c,"ovsopt"),Uk(c,"op")):a.s&&a.l?T(c,"ovsopt","1"):(T(c,"ovso","1"),T(c,"op",a.i));$h(a.o,li(c.toString()))}}function Nu(a,b){Q(a,"click",function(){b()});Q(a,"keydown",function(c){32!=c.keyCode&&13!=c.keyCode||b()})};function Su(a,b){X.call(this);this.Ca=a;this.j=b;this.i=H("div");a.s.i.appendChild(this.i);w(this.i,"sitb_result");Qf(this.i,!0);Ym(this.i,"link");Y(this.i,"disabled",!0);Cc?(K(this.i,"width",b.getSize().width+"px"),K(this.i,"min-height",b.getSize().height+"px")):(sh(this.i,b.jd()),L(this.i,b.getSize()));a=H("div");w(a,"sitb-result-header");this.i.appendChild(a);this.l=H("div");w(this.l,"sitb-result-page-link");b=(b=b.g.i)?"Page "+b:"Page";J(this.l,b);bn(this.l,"Search result: "+b);a.appendChild(this.l);
this.o=H("div");w(this.o,"sitb-result-content");this.i.appendChild(this.o);if(a=Mo(this.Ca.N.ab(),this.j.g.La())){b=this.Ca.N.Xa().getQuery();var c=a.ob.snippetSrc;c&&b==qp(c)?Tu(this,c):(b=a.df(),"entity_page"==U(b,"source")?T(b,"source","entity_page_gbs_snippet"):T(b,"source","gbs_snippet"),fq(a,b,r(this.O,this)))}else Uu(this)}n(Su,Pm);Su.prototype.s=function(a){this.Ca.ta(a.g,void 0)};Su.prototype.O=function(a){(a=a.ob.snippetSrc)?Tu(this,a):Uu(this)};
function Tu(a,b){Af(a.o);var c=H("IMG");c.src=b;Vu(a);b=a.j.getSize().width-25;K(c,{width:b+"px"});a.o.appendChild(c)}function Vu(a){w(a.i,"sitb-result-clickable");w(a.l,"sitb-result-link");var b=Rf(a.l);O(a.l,qj(b+"&nbsp;&raquo;"));Y(a.i,"disabled",!1);a.g.ka(a.i,"click",r(a.s,a,a.j));a.g.ka(a.i,"keydown",function(c){32!=c.keyCode&&13!=c.keyCode||a.s(a.j)})}
function Uu(a){Af(a.o);var b=H("div");w(b,"sitb-result-snippet");a.o.appendChild(b);Cc||K(b,{width:Math.floor(.75*a.j.getSize().width)+"px"});O(b,pj.g(a.j.g.g));b=H("div");w(b,"sitb-result-explanatory-link");a.o.appendChild(b);var c=Mo(a.Ca.N.ab(),a.j.g.La());c&&c.wd()&&!kq(c,[4,8,16])&&c.l(2)?(Vu(a),O(b,qj((Cc?"No image for result.":"We couldn't make an image for this result.")+"&nbsp;&nbsp;")),a=H("span"),c=Cc||aq()?"Click to view":"Click to view the whole page.",O(a,qj(c)),b.appendChild(a),w(a,
"sitb-result-link")):(O(b,qj("No preview available for this page.&nbsp;&nbsp;")),Cc||(a=H("a"),w(a,"sitb-result-buy-link"),O(a,qj("Buy this book.")),b.appendChild(a),b=new S(window.location.href),T(b,"sitesec","buy"),T(b,"source","gbs_snippet"),Uk(b,"printsec"),a.href=b.toString()))}Su.prototype.Ma=function(){I(this.i);this.Ea()};function Wu(a){this.Ca=a}n(Wu,Xp);Wu.prototype.render=function(a){return new Su(this.Ca,a)};function Xu(a){this.g=a}n(Xu,km);function Yu(a,b){qr.call(this,1);this.o=a;this.V=b;this.Ej=this.ei=this.fi=20;a.vb&&(a.vb.forEach(r(this.l,this)),rm(this))}n(Yu,qr);Yu.prototype.l=function(a){a=new Xu(a);var b=Math.min(this.V-16,600);a.nb(new Je(b,Math.round(124/600*b+42)));this.Pa(a)};function Zu(a){var b=a.Ab();K(b,"overflow","hidden");var c=new pt(this,b);Vr.call(this,c);this.N=a;Cc||Yr(this,new jt(this));this.g.ka(this,"move",this.ac);var d=D("subscription-bar");d&&(this.Kk(d),V(function(){N(d,!1)},600));Xr(this,$u(this));av(b)}u(Zu,Vr);function bv(a,b){b!=a.o&&(a.o=b,cv(a))}function av(a){K(a,"overflow","auto");K(a,{overflowX:"auto",overflowY:"scroll"});nf(a,{dir:"ltr"})}function $u(a){var b=new uq;vq(b,Xu,new Wu(a));return b}Zu.prototype.resize=function(){cv(this)};
function cv(a){var b=new Yu(a.o,a.getSize().width);a.Tc(b);a.ac()}function dv(a,b){a.ta=b};function ev(a){this.g=a||{}}ev.prototype.kc=function(){return this.g};ev.prototype.Wb=function(a){var b=hd(fv,function(c){return c==a});this.g.v=b};ev.prototype.getQuery=function(){return this.g.q};var fv={onepage:qt,twopage:ru,thumbnail:xt,snippet:Zu};function gv(a){Fj.call(this,"navigate");this.o=a}u(gv,Fj);function hv(){return Mb&&gc?gc.mobile:!(Mb&&gc?!gc.mobile&&(z("iPad")||z("Android")||z("Silk")):z("iPad")||z("Android")&&!z("Mobile")||z("Silk"))&&(z("iPod")||z("iPhone")||z("Android")||z("IEMobile"))};var iv=new WeakMap;function jv(a,b){a=[a];for(var c=b.length-1;0<=c;--c)a.push(typeof b[c],b[c]);return a.join("\v")};function kv(a,b,c,d){R.call(this);if(a&&!b)throw Error("Can't use invisible history without providing a blank page.");if(c)var e=c;else{e="history_state"+lv;var g=me("input",{type:"text",name:e,id:e,style:wd("display:none")});document.write(je(g));e=D(e)}this.s=e;this.g=c?tf(df(c)):window;this.ma=b;A&&!b&&(this.ma="https"==window.location.protocol?Dd(vd(wd("https:///"))):Dd(vd(wd('javascript:""'))));this.Sa=new Rl(150);Dj(this,this.Sa);this.i=!a;this.j=new hk(this);if(a||mv){if(d)var h=d;else{a="history_iframe"+
lv;b={id:a,style:wd("display:none"),sandbox:void 0};c={};c.src=this.ma||null;c.srcdoc=null;d={sandbox:""};e={};for(var k in c)Object.prototype.hasOwnProperty.call(c,k)&&(e[k]=c[k]);for(var l in d)Object.prototype.hasOwnProperty.call(d,l)&&(e[l]=d[l]);if(b)for(h in b)if(Object.prototype.hasOwnProperty.call(b,h)){k=h.toLowerCase();if(k in c)throw Error("");k in d&&delete e[k];e[h]=b[h]}h=oe("iframe",e);document.write(je(h));h=D(a)}this.O=h;this.qa=!0}mv&&(this.j.ka(this.g,"load",this.Qu),this.na=this.V=
!1);this.i?nv(this,ov(this),!0):pv(this,this.s.value);lv++}u(kv,R);kv.prototype.Pb=!1;kv.prototype.o=!1;kv.prototype.l=null;var qv=function(a,b){function c(g){var h=la(g);g=h.next().value;h=ma(h);return a.apply(g,h)}function d(g){g=la(g);g.next();g=ma(g);return b(e,g)}b=void 0===b?jv:b;var e=Va(a);return function(){var g=Ha.apply(0,arguments),h=this||q,k=iv.get(h);k||(k={},iv.set(h,k));return wc(k,[this].concat(na(g)),c,d)}}(function(){return A?Tc(8):"onhashchange"in q}),mv=A&&!Tc(8);f=kv.prototype;
f.Jg=null;f.ua=function(){kv.oa.ua.call(this);this.j.Ea();this.lb(!1)};f.lb=function(a){if(a!=this.Pb)if(mv&&!this.V)this.na=a;else if(a)if(Ac&&this.j.ka(this.g,"pageshow",this.Xu),qv()&&this.i)this.j.ka(this.g,"hashchange",this.Su),this.Pb=!0,this.dispatchEvent(new gv(ov(this),!1));else{if(!A||hv()||this.V)this.j.ka(this.Sa,"tick",r(this.vm,this,!0)),this.Pb=!0,mv||(this.l=ov(this),this.dispatchEvent(new gv(ov(this),!1))),this.Sa.start()}else this.Pb=!1,mk(this.j),this.Sa.stop()};
f.Qu=function(){this.V=!0;this.s.value&&pv(this,this.s.value,!0);this.lb(this.na)};f.Xu=function(a){a.Ob.persisted&&(this.lb(!1),this.lb(!0))};f.Su=function(){var a=rv(this.g);a!=this.l&&sv(this,a,!0)};function ov(a){return null!=a.Jg?a.Jg:a.i?rv(a.g):tv(a)||""}function uv(a,b){ov(a)!=b&&(a.i?(nv(a,b,!1),qv()||A&&!hv()&&pv(a,b,!1),a.Pb&&a.vm(!1)):(pv(a,b,!1),a.Jg=a.l=a.s.value=b,a.dispatchEvent(new gv(b,!1))))}function rv(a){a=a.location.href;var b=a.indexOf("#");return 0>b?"":a.substring(b+1)}
function nv(a,b,c){a=a.g.location;var d=a.href.split("#")[0],e=cc(a.href,"#");if(mv||e||b)d+="#"+b;d!=a.href&&(b=Kd(d),c?Ce(a,b):Be(a,b))}function pv(a,b,c){if(a.qa||b!=tv(a))if(a.qa=!1,b=encodeURIComponent(String(b)),A){var d=Lf(a.O);d.open("text/html",c?"replace":void 0);c=te(me("title",{},a.g.document.title),me("body",{},b));d.write(je(c));d.close()}else d=Ad(a.ma).toString()+"#"+b,(a=a.O.contentWindow)&&(c?Ce(a.location,d):Be(a.location,d))}
function tv(a){if(A)return a=Lf(a.O),a.body?Pe(a.body.innerHTML):null;var b=a.O.contentWindow;if(b){try{var c=Pe(rv(b))}catch(d){return a.o||(1!=a.o&&Sl(a.Sa,1E4),a.o=!0),null}a.o&&(0!=a.o&&Sl(a.Sa,150),a.o=!1);return c||null}return null}f.vm=function(a){if(this.i){var b=rv(this.g);b!=this.l&&sv(this,b,a)}if(!this.i||mv)if(b=tv(this)||"",null==this.Jg||b==this.Jg)this.Jg=null,b!=this.l&&sv(this,b,a)};
function sv(a,b,c){a.l=a.s.value=b;a.i?(mv&&pv(a,b),nv(a,b)):pv(a,b);a.dispatchEvent(new gv(ov(a),c))}var lv=0;function vv(a,b){this.g=new kv;Q(this.g,"navigate",r(this.o,this));this.N=a;this.i=b}vv.prototype.o=function(a){wv(this,a.o)};function wv(a,b){if(!(a.l&&""==b||a.j))if((A||Bc)&&""==b)window.history.go(-2);else if(b){var c={},d=new Mk(b);v(d.Xd(),function(e){var g=d.get(e);g in xv&&(g=xv[g]);c[e]=g});b=new ev(c);a.N.Wb(fv[b.g.v]||qt);Ss(a.i,!!b.g.f);void 0!==b.getQuery()&&pp(a.N.Xa(),b.getQuery())}}
vv.prototype.lb=function(a){this.l=!0;this.g.lb(a);A&&(a=(new S(window.location)).i,wv(this,a));this.l=!1};vv.prototype.update=function(){var a=new ev;a.Wb(this.N.O);a.g.q=this.N.Xa().getQuery();a.g.f=this.i.nf();a=Xk(a.kc()).toString();this.j=!0;uv(this.g,a);this.j=!1};var xv={"true":!0,"false":!1};function yv(a,b,c,d,e,g,h){var k=this;a&&(this.N=a,this.Kb=b);if(this.Ba=c)this.nd=!1;this.Lc=!!d;this.wc=!!e;this.Na=g;this.Hb=void 0===h?!1:h;this.O=D("entity-page-toc");this.Ja=D("entity-page-toc-label");this.Lb=!1;if(this.ma=D("entity-page-pagination"))this.wa=D("entity-page-prev"),this.ta=D("entity-page-next"),this.Ua=D("entity-page-floating-hover");this.Ga=D("entity-page-zoom-in");this.Ia=D("entity-page-zoom-out");this.na=D("entity-page-one-page");this.s=D("entity-page-two-page");this.o=D("entity-page-thumbnail");
this.V=D("entity-page-link");this.Gd=D("entity-page-link-menu-content");this.wb=D("entity-page-share-input");this.od=D("entity-page-embed-input");this.j=D("entity-page-clip");this.qa=D("entity-page-more");this.Hd=D("entity-page-more-menu-content");this.Ya=!1;this.Ha=D("entity-page-volume-info");D("flow-top-div")&&(this.g=D("flow-top-div"),this.i=(a=Number(U(new S(window.location.href),"zoom")))?a:2,zv(this,this.i),Q(this.N,"searchupdate",function(){Av(k)}));this.l=!0;Bv(this);Cv(this);Dv(this);Ev(this);
Fv(this);Gv(this);Hv(this);Iv(this);Jv(this);Kv(this);new Bu;fp(Lv(this))}
function Bv(a){if(a.N){var b=a.N.Wa(),c=!!b.ui;b=(b=b.Zh)&&a.N.ab()&&!!Mo(a.N.ab(),b);c||b?(a.Lb=!0,a.g?(c=D("jtp").value||"Contents",J(a.Ja,c)):J(a.Ja,a.N.Da().Ce()||"Contents"),Mv(a.O,function(){var d=lf("base-image-toc-div");lf("scroll-toc-div")||d||(new mu(a.N,a.O,a.Na,!!a.g)).render(8,a.i)}),Q(a.N,"pagechange",function(){var d=a.N.Da().Ce()||"Contents";a.Ja&&O(a.Ja,qj(d))})):(J(a.Ja,"Contents unavailable"),Ib(a.O,["toolbar-button-disabled","toc-button-unavailable"]),Y(a.O,"disabled",!0))}else J(a.Ja,
"Contents unavailable"),Ib(a.O,["toolbar-button-disabled","toc-button-unavailable"]),Y(a.O,"disabled",!0)}function Cv(a){a.ma&&(a.N&&(Mv(a.wa,function(){a.wa.hasAttribute("href")||a.N.qb("previous")}),Mv(a.ta,function(){a.ta.hasAttribute("href")||a.N.qb("next")})),a.wa.setAttribute("title","Previous Page"),a.ta.setAttribute("title","Next Page"))}
function Dv(a){Mv(a.Ga,function(){a.g?Nv(a):a.N&&a.N.qb("zoomin")});Mv(a.Ia,function(){a.g?Ov(a):a.N&&a.N.qb("zoomout")});a.g&&Q(document.body,"keydown",function(b){107==b.keyCode||187==b.keyCode||61==b.keyCode?Nv(a):(109==b.keyCode||189==b.keyCode||173==b.keyCode)&&Ov(a)});a.Ga.setAttribute("title","Zoom in");a.Ia.setAttribute("title","Zoom out")}
function Ev(a){Mv(a.na,function(){Pv(a,qt)});a.na.setAttribute("title","Single page view");a.Lc?(Mv(a.s,function(){Pv(a,ru)}),a.s.setAttribute("title","Two page view")):(y(a.s,"toolbar-button-disabled",!0),a.s.setAttribute("title","Two page view unavailable"),Y(a.s,"disabled",!0));a.wc?(Mv(a.o,function(){Pv(a,xt)}),a.o.setAttribute("title","Thumbnail view")):(y(a.o,"toolbar-button-disabled",!0),a.o.setAttribute("title","Thumbnail view unavailable"),Y(a.o,"disabled",!0));a.N&&(Q(a.N,"viewportmodechange",
function(){Qv(a)}),Qv(a))}
function Fv(a){var b=(new ms(a.wb)).ha();D("entity-page-share-copy-container").appendChild(b);b=(new ms(a.od)).ha();D("entity-page-embed-copy-container").appendChild(b);var c=new Eu("Link to this result",a.Gd,function(){a.V.focus()});us(c,5);c.setPosition(new Hu(a.V,4,!0));c.Aa(!1);var d=new S(a.wb.value);Mv(a.V,function(){if(c.Re||150>Date.now()-c.dj)c.Aa(!1);else{c.Aa(!0);c.ha().focus();if(a.N){Rv(a,d);a.g&&T(d,"bksoutput","text");var e=a.N.Xa().getQuery();e?a.N.O==Zu?(Uk(d,"dq"),Uk(d,"pg"),T(d,
"bsq",e)):(Uk(d,"bsq"),T(d,"dq",e)):(Uk(d,"bsq"),Uk(d,"dq"))}else(e=je(pj.g((new S(window.location.href)).i)).toString())&&T(d,"bsq",e);a.wb.value=d.toString();a.N&&(e=new S(a.N.Da().zc()),Uk(e,"source"),T(e,"output","embed"),a.od.value=zu(e.toString()))}});a.V.setAttribute("title","Link to this result")}
function Gv(a){if(a.Ba){var b=D("entity-page-selection-bar"),c=D("entity-page-exit-selection"),d=D("entity-page-toolbar");Mv(a.j,function(){a.nd=!a.nd;a.Ba(!0);y(b,"menu-hidden",!1);c.focus();Y(d,"hidden",!0)});Mv(c,function(){a.Ba(!1);y(b,"menu-hidden",!0);a.j.focus();Y(d,"hidden",!1)});a.j.setAttribute("title","Select a clip")}else y(a.j,"toolbar-button-disabled",!0),Y(a.j,"disabled",!0),a.j.setAttribute("title","Select a clip unavailable")}
function Hv(a){Sv(a);Tv(a);Uv(a);var b=new Eu("",a.Hd,function(){a.qa.focus()});us(b,4);b.setPosition(new Hu(a.qa,5,!0));w(b.ha(),"more-actions-popup");b.Aa(!1);Vv(a,b);var c=D("entity-page-toggle-viewport-mode-link");c&&a.Hb&&(b.Aa(!0),c.focus());Mv(a.qa,function(){if(b.Re||150>Date.now()-b.dj)b.Aa(!1),a.qa.focus();else if(b.Aa(!0),b.ha().focus(),c){var e=new S(c.href);Rv(a,e);a.g&&(Uk(e,"zoom"),Uk(e,"num"),Uk(e,"scoring"));Uk(e,"q");var g=a.N.Xa().getQuery();if(g){if(T(e,"dq",g),!a.g){g=D("search-results-summ");
var h=g.hasAttribute("data-result-num")?g.getAttribute("data-result-num"):0;T(e,"num",h);g=g.hasAttribute("data-search-sort")?g.getAttribute("data-search-sort"):"n";T(e,"scoring",g)}}else Uk(e,"dq");$h(c,li(e.toString()))}});a.qa.setAttribute("title","More actions menu");Q(b,"show",function(){a.Ya=!0;a.l=!0;Wv(a)});Q(b,"hide",function(){a.Ya=!1;a.l=!1;Xv(a)});if(a.Na.showViewportOnboarding||a.Na.showViewportPlainTextOnboarding){var d=Number(U(new S(window.location.href),"op"));new Ju(b,a.N,!!a.Na.showViewportPlainTextOnboarding,
a.Hb,d?d:0)}}function Vv(a,b){var c=D("entity-page-store"),d=D("gb-mobile-buy-section");if(c&&d&&(d=mf("TABLE","gb-mobile-buy-table",d))){var e=new Eu("",d,function(){a.qa.focus()});us(e,0);e.setPosition(new Hu(c,4,!0));w(e.ha(),"buy-table-popup");e.Aa(!1);Mv(c,function(){e.Aa(!0);e.ha().focus()},!0);b.ha().querySelectorAll(".more-actions-menu-link").forEach(function(g){g!=c&&Q(g,"mouseenter",function(){e.Aa(!1)})});Q(e.ha(),"mouseleave",function(){e.Aa(!1)})}}
function Iv(a){var b=D("ep-keyboard-shortcuts");if(b&&a.N){var c=new Eu("",b,function(){},!0);w(c.ha(),"keyboard-shortcuts-popup");b=D("ep-keyboard-close");Mv(b,function(){c.Aa(!1)});Q(a.N,"keyboardshortcutsopened",function(){c.Aa(!0)})}}function Uv(a){var b=D("entity-page-keyboard");b&&a.N&&Mv(b,function(){a.N.qb("showkeyboardshortcuts")})}
function Tv(a){var b=D("entity-page-copyright-page-id");if(b&&a.N){var c=D("entity-page-copyright");b=Rf(b);var d=Mo(a.N.ab(),b);Mv(c,function(){a.N.mb(d)})}}function Sv(a){var b=D("entity-page-toggle-viewport-mode-link");if(b){var c=a.g?!0:!1;y(b,"checked",c);Y(b,"pressed",c);Mv(b,function(){y(b,"checked",!c);Y(b,"pressed",!c)})}}
function Qv(a){a.N.O==qt?(Yv(a,!0),Zv(a,!0),$v(a,!0),aw(a,!0),bw(a,!0),Y(a.na,"current","true"),Y(a.s,"current","false"),Y(a.o,"current","false")):a.N.O==ru?(Yv(a,!0),Zv(a,!0),$v(a,!0),aw(a,!0),bw(a,!0),Y(a.na,"current","false"),Y(a.s,"current","true"),Y(a.o,"current","false")):a.N.O==xt?(Yv(a,!0),Zv(a,!1),$v(a,!0),aw(a,!0),bw(a,!1),Y(a.na,"current","false"),Y(a.s,"current","false"),Y(a.o,"current","true")):(Yv(a,!1),Zv(a,!1),$v(a,!1),aw(a,!1),bw(a,!1));var b=a.N.O;a.ma&&b!=Zu&&!a.g&&(y(a.ma,"one-page-view",
b==qt),y(a.Ha,"one-page-view",b==qt),y(a.ma,"two-page-view",b==ru),y(a.Ha,"two-page-view",b==ru),y(a.ma,"thumbnail-view",b==xt),y(a.Ha,"thumbnail-view",b==xt))}function Pv(a,b){a.N&&a.N.O!=b&&(a.N.Wb(b),!a.N.Xa().getQuery()&&a.Kb&&a.Kb.update())}function Yv(a,b){y(a.na,"toolbar-button-disabled",!b);Y(a.na,"disabled",!b);a.Lc&&(y(a.s,"toolbar-button-disabled",!b),Y(a.s,"disabled",!b));a.wc&&(y(a.o,"toolbar-button-disabled",!b),Y(a.o,"disabled",!b))}
function Zv(a,b){y(a.Ia,"toolbar-button-disabled",!b);Y(a.Ia,"disabled",!b);y(a.Ga,"toolbar-button-disabled",!b);Y(a.Ga,"disabled",!b)}function $v(a,b){y(a.wa,"toolbar-button-disabled",!b);Y(a.wa,"disabled",!b);y(a.ta,"toolbar-button-disabled",!b);Y(a.ta,"disabled",!b)}function aw(a,b){a.Lb&&(y(a.O,"toolbar-button-disabled",!b),Y(a.O,"disabled",!b))}function bw(a,b){a.Ba&&(y(a.j,"toolbar-button-disabled",!b),Y(a.j,"disabled",!b))}function Rv(a,b){a=new S(a.N.Da().zc());T(b,"pg",U(a,"pg"))}
function Nv(a){5>a.i&&(a.i+=1,zv(a,a.i))}function Ov(a){1<a.i&&(--a.i,zv(a,a.i))}function zv(a,b){y(a.g,"zoomstop1",1==b);y(a.g,"zoomstop2",2==b);y(a.g,"zoomstop3",3==b);y(a.g,"zoomstop4",4==b);y(a.g,"zoomstop5",5==b);y(a.Ia,"toolbar-button-disabled",1==b);y(a.Ga,"toolbar-button-disabled",5==b);Av(a)}
function Av(a){var b=a.wa,c=new S(b.href);cw(a,c);$h(b,li(c.toString()));b=a.ta;c=new S(b.href);cw(a,c);$h(b,li(c.toString()));b=D("text-viewport-prev");c=new S(b.href);cw(a,c);$h(b,li(c.toString()));b=D("text-viewport-next");c=new S(b.href);cw(a,c);$h(b,li(c.toString()));if(b=D("entity-page-copyright"))c=new S(b.href),cw(a,c),$h(b,li(c.toString()));if(b=D("search-result-prev"))c=T(new S(b.href),"zoom",a.i),$h(b,li(c.toString()));if(b=D("search-result-next"))a=T(new S(b.href),"zoom",a.i),$h(b,li(a.toString()))}
function cw(a,b){T(b,"zoom",a.i);Uk(b,"q");(a=a.N.Xa().getQuery())?T(b,"dq",a):Uk(Uk(Uk(b,"dq"),"num"),"scoring")}function Mv(a,b,c){c=void 0===c?!1:c;Q(a,"click",function(){b()});Q(a,"keydown",function(d){32!=d.keyCode&&13!=d.keyCode||b()});c&&Q(a,"mouseover",function(){b()})}
function Jv(a){function b(c){y(document.body,"opaque-background",!0);a.l=!1;c&&Xv(a)}a.Hb?b(!0):(a.N&&(Wj(a.N.Fa(),"move",function(){b(!0)}),Wj(a.N.Ab(),"click",function(){b(!0)})),Wj(document.body,"click",function(){b(!a.g)}),Wj(document.body,"keydown",function(c){27!=c.keyCode&&b(!a.g)}))}
function Kv(a){a.N&&(a.g?Q(window,"resize",function(){Xv(a)}):(Q(a.N,"viewportmodechange",function(){Xv(a)}),Q(a.N,"resize",function(){Xv(a)}),Q(a.N,"zoomchange",function(){Xv(a)})),Q(a.Ua,"mouseenter",function(){a.l=!0;Wv(a)}),Q(a.Ua,"mouseleave",function(){a.l=!1;Xv(a)}),document.body.querySelectorAll(".floating-button-group").forEach(function(b){Q(b,"mouseenter",function(){a.l=!0;Wv(a)});Q(b,"mouseleave",function(){a.l=!1;Xv(a)});Q(b,"focusin",function(){a.l=!0;Wv(a)});Q(b,"focusout",function(){a.l=
!1;Xv(a)})}))}function Xv(a){a.l||a.Ya||(Wv(a),dw(a)&&(a.bc=V(function(){ew(a,!1);y(a.Ua,"listen-for-hover",!0)},3E3)))}function dw(a){if(!a.N||a.N.O==Zu)return!1;var b=a.Ha.getBoundingClientRect();if(a.g)return a=a.g.getBoundingClientRect(),xm()?a.right-54>=b.left:a.left+54<=b.right;a=lf("scroll-background");if(!a)return!1;a=Gf(a);if(!a)return!1;a=a.getBoundingClientRect();return xm()?a.right>=b.left:a.left<=b.right}function Wv(a){ew(a,!0);y(a.Ua,"listen-for-hover",!1);a.bc&&Tl(a.bc)}
function ew(a,b){y(a.Ha,"floating-button-group-hidden",!b);a.ma&&y(a.ma,"floating-button-group-hidden",!b)}function Lv(a){return{focusSearch:function(){D("search_form_input").focus()},updateSearch:function(b){pp(a.N.Xa(),b);a.Kb&&a.Kb.update()},goToPage:function(b){b&&a.N.Ad(b)}}};function fw(a,b){this.g=a;this.l=b}function gw(a,b){var c=H("DIV");w(c,"sitb-content");var d=H("H4");w(d,"sitb-result-header");var e=H("DIV"),g=a.g.i;g=g?"Page "+g:"Page";J(e,g);bn(d,"Search result: "+g);d.appendChild(e);b&&!a.l&&(a=H("SPAN"),w(a,"sitb-no-preview-msg"),J(a,"No preview available for this page."),d.appendChild(a));c.appendChild(d);return c};function hw(a){this.g=a}Qa(hw);function iw(a,b){a&&(a.tabIndex=b?0:-1)}f=hw.prototype;f.Qj=function(a){return"DIV"==a.tagName};function jw(a,b,c){c.id&&b.Ng(c.id);var d=a.og(),e=!1,g=Fb(c);g&&Array.prototype.forEach.call(g,function(h){h==d?e=!0:h&&(h==d+"-disabled"?b.lb(!1):h==d+"-horizontal"?kw(b,"horizontal"):h==d+"-vertical"&&kw(b,"vertical"))},a);e||w(c,d);lw(a,b,c);return c}
function lw(a,b,c){if(c)for(var d=c.firstChild,e;d&&d.parentNode==c;){e=d.nextSibling;if(1==d.nodeType){var g=a.uh(d);g&&(g.va=d,b.isEnabled()||g.lb(!1),b.Za(g),En(g,d))}else d.nodeValue&&""!=Tb(d.nodeValue)||c.removeChild(d);d=e}}f.uh=function(a){a:{a=Fb(a);for(var b=0,c=a.length;b<c;b++){var d=a[b];if(d=d in Xt?Xt[d]():null){a=d;break a}}a=null}return a};f.Rj=function(a){a=a.ha();Nh(a,!0,Ac);A&&(a.hideFocus=!0);var b=this.g;b&&Ym(a,b)};f.og=function(){return"goog-container"};f.Xn=function(){return"vertical"};function mw(a,b,c){zn.call(this,c);this.Ue=b||hw.Jb();this.Sf=a||this.Ue.Xn()}u(mw,zn);f=mw.prototype;f.kl=null;f.Df=null;f.Ue=null;f.Sf=null;f.re=!0;f.Pb=!0;f.zg=!0;f.Yb=-1;f.Zb=null;f.ee=!1;f.xe=null;function nw(a){return a.kl||a.ha()}f.vd=function(){return this.Ue};f.Qa=function(){var a=this.g,b=a.Oa,c=this.Ue.og(),d=[c,"horizontal"==this.Sf?c+"-horizontal":c+"-vertical"];this.isEnabled()||d.push(c+"-disabled");this.va=b.call(a,"DIV",d.join(" "))};f.Ib=function(){return this.ha()};f.hi=function(a){return this.Ue.Qj(a)};
f.Nb=function(a){this.va=jw(this.Ue,this,a);"none"==a.style.display&&(this.re=!1)};f.Ka=function(){mw.oa.Ka.call(this);Fn(this,function(b){b.Va&&ow(this,b)},this);var a=this.ha();this.Ue.Rj(this);this.Aa(this.re,!0);Z(this).ka(this,"enter",this.Tk).ka(this,"highlight",this.Gq).ka(this,"unhighlight",this.Iq).ka(this,"open",this.It).ka(this,"close",this.Fq).ka(a,Vt.qg,this.Hq).ka(df(a),[Vt.rg,Vt.hh],this.ht).ka(a,[Vt.qg,Vt.rg,Vt.hh,"mouseover","mouseout","contextmenu"],this.ct);this.zg&&pw(this,!0)};
function pw(a,b){var c=Z(a),d=nw(a);b?c.ka(d,"focus",a.wi).ka(d,"blur",a.vi).ka(a.Df||(a.Df=new Ct(nw(a))),"key",a.Pc):c.Ta(d,"focus",a.wi).Ta(d,"blur",a.vi).Ta(a.Df||(a.Df=new Ct(nw(a))),"key",a.Pc)}f.jc=function(){this.Td(-1);this.Zb&&this.Zb.Qb(!1);this.ee=!1;mw.oa.jc.call(this)};f.ua=function(){mw.oa.ua.call(this);this.Df&&(this.Df.Ea(),this.Df=null);this.Ue=this.Zb=this.xe=this.kl=null};f.Tk=function(){return!0};
f.Gq=function(a){var b=Jn(this,a.target);if(-1<b&&b!=this.Yb){var c=qw(this);c&&c.Sc(!1);this.Yb=b;c=qw(this);this.ee&&eu(c,!0);this.Zb&&c!=this.Zb&&(Pt(c,64)?c.Qb(!0):this.Zb.Qb(!1))}b=this.ha();null!=a.target.ha()&&Y(b,"activedescendant",a.target.ha().id)};f.Iq=function(a){a.target==qw(this)&&(this.Yb=-1);this.ha().removeAttribute("aria-activedescendant")};f.It=function(a){(a=a.target)&&a!=this.Zb&&a.getParent()==this&&(this.Zb&&this.Zb.Qb(!1),this.Zb=a)};
f.Fq=function(a){a.target==this.Zb&&(this.Zb=null);var b=this.ha(),c=a.target.ha();b&&Qt(a.target,2)&&c&&an(b,c)};f.Hq=function(a){this.Pb&&(this.ee=!0);var b=nw(this);b&&Of(b)?b.focus():a.preventDefault()};f.ht=function(){this.ee=!1};
f.ct=function(a){a:{var b=a.target;if(this.xe)for(var c=this.ha();b&&b!==c;){var d=b.id;if(d in this.xe){b=this.xe[d];break a}b=b.parentNode}b=null}if(b)switch(a.type){case Vt.qg:b.Te(a);break;case Vt.rg:case Vt.hh:b.de(a);break;case "mouseover":b.Ee(a);break;case "mouseout":b.Vk(a);break;case "contextmenu":b.Ch(a)}};f.wi=function(){};f.vi=function(){this.Td(-1);this.ee=!1;this.Zb&&this.Zb.Qb(!1)};
f.Pc=function(a){return this.isEnabled()&&this.isVisible()&&(0!=Gn(this)||this.kl)&&this.be(a)?(a.preventDefault(),a.stopPropagation(),!0):!1};
f.be=function(a){var b=qw(this);if(b&&"function"==typeof b.Pc&&b.Pc(a)||this.Zb&&this.Zb!=b&&"function"==typeof this.Zb.Pc&&this.Zb.Pc(a))return!0;if(a.shiftKey||a.ctrlKey||a.metaKey||a.altKey)return!1;switch(a.keyCode){case 27:if(this.zg)nw(this).blur();else return!1;break;case 36:rw(this);break;case 35:sw(this);break;case 38:if("vertical"==this.Sf)tw(this);else return!1;break;case 37:if("horizontal"==this.Sf)In(this)?uw(this):tw(this);else return!1;break;case 40:if("vertical"==this.Sf)uw(this);
else return!1;break;case 39:if("horizontal"==this.Sf)In(this)?tw(this):uw(this);else return!1;break;default:return!1}return!0};function ow(a,b){var c=b.ha();c=c.id||(c.id=b.getId());a.xe||(a.xe={});a.xe[c]=b}f.Za=function(a,b){mw.oa.Za.call(this,a,b)};
f.tg=function(a,b,c){a.Wh|=2;a.Wh|=64;a.Vb(32,!1);$t(a,!1);var d=a.getParent()==this?Jn(this,a):-1;mw.oa.tg.call(this,a,b,c);a.Va&&this.Va&&ow(this,a);a=d;-1==a&&(a=Gn(this));a==this.Yb?this.Yb=Math.min(Gn(this)-1,b):a>this.Yb&&b<=this.Yb?this.Yb++:a<this.Yb&&b>this.Yb&&this.Yb--};
f.removeChild=function(a,b){if(a="string"===typeof a?Cn(this,a):a){var c=Jn(this,a);-1!=c&&(c==this.Yb?(a.Sc(!1),this.Yb=-1):c<this.Yb&&this.Yb--);var d=a.ha();d&&d.id&&this.xe&&(c=this.xe,d=d.id,d in c&&delete c[d])}a=mw.oa.removeChild.call(this,a,b);$t(a,!0);return a};function kw(a,b){if(a.ha())throw Error("Component already rendered");a.Sf=b}f.isVisible=function(){return this.re};
f.Aa=function(a,b){if(b||this.re!=a&&this.dispatchEvent(a?"show":"hide")){this.re=a;var c=this.ha();c&&(N(c,a),this.zg&&iw(nw(this),this.Pb&&this.re),b||this.dispatchEvent(this.re?"aftershow":"afterhide"));return!0}return!1};f.isEnabled=function(){return this.Pb};f.lb=function(a){this.Pb!=a&&this.dispatchEvent(a?"enable":"disable")&&(a?(this.Pb=!0,Fn(this,function(b){b.Tp?delete b.Tp:b.lb(!0)})):(Fn(this,function(b){b.isEnabled()?b.lb(!1):b.Tp=!0}),this.ee=this.Pb=!1),this.zg&&iw(nw(this),a&&this.re))};
function vw(a,b){b!=a.zg&&a.Va&&pw(a,b);a.zg=b;a.Pb&&a.re&&iw(nw(a),b)}f.Td=function(a){(a=Hn(this,a))?a.Sc(!0):-1<this.Yb&&qw(this).Sc(!1)};f.Sc=function(a){this.Td(Jn(this,a))};function qw(a){return Hn(a,a.Yb)}function rw(a){ww(a,function(b,c){return(b+1)%c},Gn(a)-1)}function sw(a){ww(a,function(b,c){b--;return 0>b?c-1:b},0)}function uw(a){ww(a,function(b,c){return(b+1)%c},a.Yb)}function tw(a){ww(a,function(b,c){b--;return 0>b?c-1:b},a.Yb)}
function ww(a,b,c){c=0>c?Jn(a,a.Zb):c;var d=Gn(a);c=b.call(a,c,d);for(var e=0;e<=d;){var g=Hn(a,c);if(g&&a.En(g)){a.Td(c);break}e++;c=b.call(a,c,d)}}f.En=function(a){return a.isVisible()&&a.isEnabled()&&Pt(a,2)};function xw(a){zn.call(this);this.j=a?a:null;var b=this.g;a=b.ha("gb-mobile-buy-panel");var c=b.ha("gb-mobile-buy-button"),d=b.ha("gb-mobile-buy-close-button");b=b.ha("volume-left");a&&c&&d&&b&&(this.i=new mw,En(this.i,a),this.o=c,this.V=d,En(this,b),this.i.Aa(!1))}n(xw,zn);
xw.prototype.Ka=function(){var a=this;Z(this).ka(this.o,"click",this.l).ka(this.o,"keydown",function(b){32!=b.keyCode&&13!=b.keyCode||a.l()}).ka(this.V,"click",this.l).ka(this.V,"keydown",function(b){32!=b.keyCode&&13!=b.keyCode||a.l()})};
xw.prototype.l=function(){if(this.i.isVisible()){this.i.Aa(!1);Jb(this.i.Ib(),"gb-mobile-buy-panel-visible");this.j&&(this.j.style.overflowX="auto",this.j.style.overflowY="scroll");this.o.focus();for(var a=la(document.querySelectorAll('[role="alert"],#volume-center,.aria-hide-on-menu-open')),b=a.next();!b.done;b=a.next())b.value.removeAttribute("aria-hidden")}else this.i.Aa(!0),w(this.i.Ib(),"gb-mobile-buy-panel-visible"),this.j&&(this.j.style.overflowX="hidden",this.j.style.overflowY="hidden"),this.i.Ib().focus(),
yw(this)};function yw(a){var b=a.i.Ib().querySelectorAll('[role="button"],[href]'),c=b[0],d=b[b.length-1];Z(a).ka(a.i.Ib(),"keydown",function(e){9==e.keyCode&&(e.shiftKey?document.activeElement===c&&(e.preventDefault(),d.focus()):document.activeElement===d&&(e.preventDefault(),c.focus()))});a=la(document.querySelectorAll('[role="alert"],#volume-center,.aria-hide-on-menu-open'));for(b=a.next();!b.done;b=a.next())Y(b.value,"hidden",!0)};function zw(a){this.Ic=Xq(a)}n(zw,kr);f=zw.prototype;f.getEnableSsEngine=function(){return ir(this,2)};f.getEnableAwr=function(){return ir(this,3)};f.getAlohaAutoGaRollout=function(){return ir(this,5)};f.getEnableConfigurator=function(){return ir(this,6)};f.getEnableMweb=function(){return ir(this,7)};f.getEnableCtlConsentCheckbox=function(){return ir(this,8)};f.getEnableIframe=function(){return ir(this,9)};f.getEnableScreenshotNudge=function(){return ir(this,10)};
f.getEnableWebStartupConfigEndpoint=function(){return ir(this,11)};f.getEnableJunkNudge=function(){return ir(this,12)};f.getEnableConfiguratorLocale=function(){return ir(this,13)};f.getEnableTinyNoPointer=function(){return ir(this,14)};f.getEnableSupportSessionLogging=function(){return ir(this,15)};f.getEnableFileUploadForScreenshot=function(){return ir(this,16)};f.getEnableDirectDeflectionForSingleCategory=function(){return ir(this,17)};f.getEnableImageSanitization=function(){return ir(this,18)};
f.getEnableAlohaBinarySplit=function(){return ir(this,19)};f.getEnableDbFeedbackIntents=function(){return ir(this,20)};f.getEnableMarkMandatoryFieldsWithRequired=function(){return ir(this,21)};f.getEnableFeedbackCategoryCustomUi=function(){return ir(this,22)};f.getEnableRealtimeCtl=function(){return ir(this,23)};function Aw(a){this.Ic=Xq(a)}n(Aw,kr);function Bw(a){return Cw.some(function(b){return b.test(a)})}var Cw=[/https:\/\/sandbox\.google\.com\/tools\/feedback/,/https:\/\/feedback-frontend-qual[a-z0-9.]*\.google\.com\/inapp/,/https:\/\/feedback-frontend-qual[a-z0-9.]*\.google\.com\/tools\/feedback/,/https:\/\/.*\.googleusercontent\.com\/inapp/];var Dw="af;am;ar-EG;ar-JO;ar-MA;ar-SA;ar-XB;ar;az;be;bg;bn;bs;ca;cs;cy;da;de-AT;de-CH;de;el;en;en-GB;en-AU;en-CA;en-IE;en-IN;en-NZ;en-SG;en-XA;en-XC;en-ZA;es;es-419;es-AR;es-BO;es-CL;es-CO;es-CR;es-DO;es-EC;es-GT;es-HN;es-MX;es-NI;es-PA;es-PE;es-PR;es-PY;es-SV;es-US;es-UY;es-VE;et;eu;fa;fi;fil;fr-CA;fr-CH;fr;gl;gsw;gu;he;hi;hr;hu;hy;id;in;is;it;iw;ja;ka;kk;km;kn;ko;ky;ln;lo;lt;lv;mk;ml;mn;mo;mr;ms;my;nb;ne;nl;no;pa;pl;pt;pt-BR;pt-PT;ro;ru;si;sk;sl;sq;sr-Latn;sr;sv;sw;ta;te;th;tl;tr;uk ; ur ; uz ; vi ; zh;zh-CN;zh-HK;zh-TW;zu".split(";");
function Ew(a){var b;return null==(b=a.formContent)?void 0:b.locale};var Fw=ka(["https://www.gstatic.com/uservoice/feedback/client/web/","/main_light_binary.js"]),Gw=ka(["https://www.gstatic.com/uservoice/feedback/client/web/","/main_binary__",".js"]);function Hw(a,b){var c=Ew(a);c=(c&&Dw.includes(c)?Ew(a):"en").replaceAll("-","_").toLowerCase();var d;a=(null==(d=a.initializationData)?0:d.useNightlyRelease)?"nightly":"live";var e;return(null==b?0:null==(e=b.getEnableAlohaBinarySplit)?0:e.call(b))?tj(Fw,a):tj(Gw,a,c)};var Iw,Jw;function Kw(a,b,c,d){if(Iw)return Iw;var e=Hw(a,d);return Iw=b.feedbackV2GlobalObject?Promise.resolve(b.feedbackV2GlobalObject):new Promise(function(g,h){var k=H("SCRIPT");gi(k,e);k.onload=function(){b.feedbackV2GlobalObject?g(b.feedbackV2GlobalObject):h("feedbackV2GlobalObject not found on window.")};k.onerror=function(){h("Feedback binary script tag failed to load: "+e.toString())};c.body.appendChild(k)})}
function Lw(a,b,c,d){if(Jw)return Jw;var e=Hw(a,d);return Jw=b.feedbackV2GlobalObject?Promise.resolve(b.feedbackV2GlobalObject):new Promise(function(g,h){var k=H("SCRIPT");gi(k,e);k.onload=function(){b.feedbackV2GlobalObject?g(b.feedbackV2GlobalObject):h("feedbackV2GlobalObject not found on window.")};k.onerror=function(){h("Feedback binary script tag failed to load: "+e.toString())};c.body.appendChild(k)})}
function Mw(a,b,c,d,e){e=void 0===e?!0:e;var g,h,k,l,m;return Ga(function(p){switch(p.g){case 1:return g=Date.now(),za(p,Kw(a,c,d,b),2);case 2:h=p.j;if(!(e||(null==(l=a.initializationData)?0:l.useNightlyRelease)||(null==(m=a.initializationData)?0:m.isLocalServer))){k=h.initializeFeedbackClient(a,g,b);p.g=3;break}return za(p,h.initializeFeedbackClientAsync(a,g,b),4);case 4:k=p.j;case 3:return k.initiateAloha(),p.return(k)}})}
function Nw(a,b,c,d){var e,g,h;return Ga(function(k){if(1==k.g)return e=Date.now(),za(k,Lw(a,c,d.document,b),2);if(3!=k.g)return g=k.j,za(k,g.initializeFeedbackClientAsync(a,e,b,d),3);h=k.j;h.initiateAloha();return k.return(h)})}
function Ow(a,b,c){var d=!0;d=void 0===d?!0:d;var e,g,h,k,l,m,p,x,C,E;return Ga(function(G){e=c||q;if(null==(g=b)?0:null==(k=(h=g).getEnableAlohaBinarySplit)?0:k.call(h)){l=e;if(l.isFormOpened)throw m=Error("Form is either loading or already opened"),m.name="DuplicateFormError",m;l.isFormOpened=!0;a.callbacks=a.callbacks||{};p=a.callbacks.onClose||function(){};a.callbacks.onClose=function(P){l.isFormOpened=!1;p(P)};try{return G.return(Nw(a,b,l,e))}catch(P){throw l.isFormOpened=!1,P;}}else{x=e;if(x.isFormOpened)throw C=
Error("Form is either loading or already opened"),C.name="DuplicateFormError",C;x.isFormOpened=!0;a.callbacks=a.callbacks||{};E=a.callbacks.onClose||function(){};a.callbacks.onClose=function(P){x.isFormOpened=!1;E(P)};try{return G.return(Mw(a,b,x,e.document,d))}catch(P){throw x.isFormOpened=!1,P;}}})};function Pw(a,b){return Ga(function(c){return c.return(new Promise(function(d){var e=Qw(null!=b?b:"")+"/aloha_form_properties?productId="+a;Yl(e,function(g){g=g.target;var h=null;try{var k=JSON.stringify(hm(g,")]}'\n"));if(null==k||""==k)h=new Aw;else{var l=JSON.parse(k);if(!Array.isArray(l))throw Error(void 0);Iq(l,32);h=Wq(Aw,l)}}catch(m){k=new Aw;l=new zw;l=jr(l,5,!0);l=jr(l,2,!0);l=jr(l,4,!1);l=jr(l,8,!0);l=jr(l,9,!0);l=jr(l,7,!0);l=jr(l,10,!0);l=jr(l,12,!0);l=jr(l,13,!1);l=jr(l,14,!0);l=jr(l,
15,!0);l=jr(l,20,!1);null==l&&(l=void 0);g=k.Ic;h=Mq(g);if(h&2)throw Error();hr(g,h,1,l);h=k}d(h)},"GET","",{},2E3,!0)}))})}function Qw(a){return Bw(a)?a:"https://www.google.com/tools/feedback"};function Rw(a,b,c){a.timeOfStartCall=(new Date).getTime();var d=c||q,e=d.document,g=a.nonce||Ae(d);g&&!a.nonce&&(a.nonce=g);if("help"==a.flow){var h=Pa("document.location.href",d);!a.helpCenterContext&&h&&(a.helpCenterContext=h.substring(0,1200));h=!0;if(b&&JSON&&JSON.stringify){var k=JSON.stringify(b);(h=1200>=k.length)&&(a.psdJson=k)}h||(b={invalidPsd:!0})}b=[a,b,c];d.GOOGLE_FEEDBACK_START_ARGUMENTS=b;c=a.feedbackServerUri||"//www.google.com/tools/feedback";if(h=d.GOOGLE_FEEDBACK_START)h.apply(d,
b);else{d=c+"/load.js?";for(var l in a)b=a[l],null==b||Ua(b)||(d+=encodeURIComponent(l)+"="+encodeURIComponent(b)+"&");a=Xf(bf(e),"SCRIPT");g&&a.setAttribute("nonce",g);gi(a,Dd(d));e.body.appendChild(a)}}
function Sw(a,b,c,d){var e,g;Ga(function(h){e=c||q;var k="DEV"===a.serverEnvironment,l=c||q;l=a.nonce||Ae(l);k={integrationKeys:{productId:a.productId,feedbackBucket:a.bucket,triggerId:a.triggerId},callbacks:{onClose:a.callback,onLoad:a.onLoadCallback},formContent:{locale:a.locale,disableScreenshot:a.disableScreenshotting,productDisplayName:void 0,announcement:void 0,issueCategories:void 0,includeSeveritySelection:void 0,customImageSrc:void 0,thankYouMessage:void 0,Rw:void 0,defaultFormInputValues:void 0,
defaultFormInputValuesString:void 0,abuseLink:a.abuseLink,additionalDataConsent:a.additionalDataConsent},initializationData:{isLocalServer:k,nonce:l,useNightlyRelease:k,feedbackJsUrl:void 0,feedbackCssUrl:void 0,feedbackJsUrlSerialized:void 0,feedbackCssUrlSerialized:void 0,submissionServerUri:a.feedbackServerUri,colorScheme:a.colorScheme},extraData:{productVersion:a.productVersion,authUser:a.authuser,configuratorId:a.configuratorId,customZIndex:a.customZIndex,tinyNoPointer:a.tinyNoPointer,allowNonLoggedInFeedback:a.allowNonLoggedInFeedback,
enableAnonymousFeedback:a.enableAnonymousFeedback}};b&&(l=new Map(Object.entries(b)),k.extraData.productSpecificData=l);g=k;return za(h,Ow(g,d,e),0)})}
function Tw(a,b,c){try{if("help"===a.flow){var d=a.helpCenterPath.replace(/^\//,"");mi(c||window,li("https://support.google.com/"+d))}else"submit"===a.flow?Rw(a,b,c):Pw(a.productId,a.feedbackServerUri).then(function(e){var g=void 0===g?!1:g;var h=e.Ic;var k=Mq(h),l=gr(h,k,1,g);var m=!1;if(null==l||"object"!==typeof l||(m=Array.isArray(l))||l.tl!==Rq)if(m){var p=m=Kq(l);0===p&&(p|=k&32);p|=k&2;p!==m&&Lq(l,p);m=new zw(l)}else m=void 0;else m=l;m!==l&&null!=m&&hr(h,k,1,m,g);h=m;null!=h&&(e=e.Ic,k=Mq(e),
k&2||(l=h,m=l.Ic,p=Mq(m),l=p&2?Wq(l.constructor,er(m,p,!1)):l,l!==h&&(h=l,hr(e,k,1,h,g))));g=h;e=!Cc||(null==g?void 0:g.getEnableMweb());h=!a.tinyNoPointer||(null==g?void 0:g.getEnableTinyNoPointer());!g||g.getAlohaAutoGaRollout()&&e&&h?Sw(a,b,c,g):Rw(a,b,c)},function(e){e&&"DuplicateFormError"!==e.name&&Rw(a,b,c)})}catch(e){Sw(a,b,c,null)}}ab("userfeedback.api.startFeedback",Tw);function Uw(a,b,c){zn.call(this);if(this.j=D("gb-mobile-appbar-back-button"))Z(this).ka(this.j,"click",this.l),Vw(this);(this.i=D("gb-mobile-appbar-more"))&&Ww(this);var d=D("gb-mobile-appbar-search-button");d&&b&&(Q(d,"click",function(){Xw(b,c)}),Q(d,"keydown",function(e){32!=e.keyCode&&13!=e.keyCode||Xw(b,c)}));new xw(a)}n(Uw,zn);
function Ww(a){var b=D("gb-mobile-more-menu");if(b){var c=new ts(b);us(c,4);c.setPosition(new Hu(a.i,4));c.Aa(!1);Q(a.i,"click",function(){Yw(b,c)});Q(a.i,"keydown",function(d){32!=d.keyCode&&13!=d.keyCode||Yw(b,c)})}else I(a.i)}function Yw(a,b){Jb(a,"more-menu-hidden");b.Aa(!0);b.ha().focus();a=kf("more-menu-link");for(var c=0;c<a.length;c++)Q(a[c],"click",function(){b.Aa(!1)}),Q(a[c],"keydown",function(d){32!=d.keyCode&&13!=d.keyCode||b.Aa(!1)})}
function Xw(a,b){var c=D("gb-mobile-search"),d=Kh(c);N(c,!d);d?a.blur():a.focus();b&&b.resize()}Uw.prototype.l=function(){window.history.back();Gc&&ng&&1==window.history.length&&window.close()};function Vw(a){Kc&&cc(fc(),"GSA")&&(w(a.j,"igsa-hide"),a=a.g.ha("gb-mobile-appbar-logo"),w(a,"igsa-shift"))}ab("_OC_startFeedback",Tw);function Zw(a){R.call(this);a=a||bf();this.g=a.Oa(A?"DIV":"IFRAME",{style:"position:absolute;width:9em;height:9em;top:-99em",tabIndex:-1,"aria-hidden":"true"});a=a.g.body;a.insertBefore(this.g,a.firstChild);if(A)var b=this.g;else a:{a=this.g;try{b=a.contentWindow||(a.contentDocument?tf(a.contentDocument):null);break a}catch(c){}b=null}b=this.l=b;Ac&&(a=b.document,a.open(),a.close());Q(b,"resize",this.i,!1,this);this.j=this.g.offsetWidth}u(Zw,R);
Zw.prototype.ua=function(){Zw.oa.ua.call(this);dk(this.l,"resize",this.i,!1,this);this.l=null;I(this.g);delete this.g};Zw.prototype.i=function(){var a=this.g.offsetWidth;this.j!=a&&(this.j=a,this.dispatchEvent("fontsizechange"))};function $w(a){this.i=a;a=r(this.j,this);this.g=new ok;Q(this.g,"resize",a);var b=new Zw;Q(b,"fontsizechange",a);Q(window,"DOMContentLoaded",r(this.resize,this))}$w.prototype.j=function(){this.resize();V(r(this.resize,this),100)};$w.prototype.resize=function(){var a=this.g.getSize(),b=Math.round(zh(this.i).y);this.i.style.height=a.height-b+"px"};function ax(a){var b=null;if(a=D(a))b=new $w(a),b.resize();return b};function bx(a,b){zn.call(this,b);this.j=a}u(bx,zn);bx.prototype.i="info";bx.prototype.l=!1;var cx={info:"jfk-butterBar-info",error:"jfk-butterBar-error",warning:"jfk-butterBar-warning",promo:"jfk-butterBar-promo"};bx.prototype.getType=function(){return this.i};function dx(a,b){a.Ib()&&Lb(a.ha(),cx[a.i],cx[b]);a.i=b}function ex(a,b){a.j=b;if(b=a.ha()){var c=a.g;c.hm(b);c.dm(b,a.j)}}bx.prototype.isVisible=function(){var a=this.ha();return null!=a&&Hb(a,"jfk-butterBar-shown")};
bx.prototype.Aa=function(a){y(this.ha(),"jfk-butterBar-shown",a)};function fx(a,b){a.l=b;(b=a.ha())&&y(b,"jfk-butterBar-mini",a.l)}bx.prototype.Qa=function(){this.va=this.g.Oa("DIV","jfk-butterBar");var a=this.ha();a&&(Y(a,"live","assertive"),Y(a,"atomic","true"));ex(this,this.j);fx(this,this.l);dx(this,this.i)};function gx(a,b){zn.call(this,b);this.i=a||""}var hx;u(gx,zn);f=gx.prototype;f.Wd=null;function ix(){null==hx&&(hx="placeholder"in H("INPUT"));return hx}f.Dh=!1;f.Qa=function(){this.va=this.g.Oa("INPUT",{type:"text"})};f.Nb=function(a){gx.oa.Nb.call(this,a);this.i||(this.i=a.getAttribute("label")||"");Wf(df(a))==a&&(this.Dh=!0,a=this.ha(),Jb(a,"label-input-label"));ix()&&(this.ha().placeholder=this.i);a=this.ha();Y(a,"label",this.i)};
f.Ka=function(){gx.oa.Ka.call(this);var a=new hk(this);a.ka(this.ha(),"focus",this.io);a.ka(this.ha(),"blur",this.Zs);if(ix())this.j=a;else{Ac&&a.ka(this.ha(),["keypress","keydown","keyup"],this.ot);var b=df(this.ha());a.ka(tf(b),"load",this.au);this.j=a;jx(this)}kx(this);this.ha().ma=this};f.jc=function(){gx.oa.jc.call(this);this.j&&(this.j.Ea(),this.j=null);this.ha().ma=null};function jx(a){!a.l&&a.j&&a.ha().form&&(a.j.ka(a.ha().form,"submit",a.tt),a.l=!0)}
f.ua=function(){gx.oa.ua.call(this);this.j&&(this.j.Ea(),this.j=null)};f.io=function(){this.Dh=!0;var a=this.ha();Jb(a,"label-input-label");if(!ix()&&!lx(this)&&!this.o){var b=this;a=function(){b.ha()&&(b.ha().value="")};A?V(a,10):a()}};f.Zs=function(){ix()||(this.j.Ta(this.ha(),"click",this.io),this.Wd=null);this.Dh=!1;kx(this)};f.ot=function(a){27==a.keyCode&&("keydown"==a.type?this.Wd=this.ha().value:"keypress"==a.type?this.ha().value=this.Wd:"keyup"==a.type&&(this.Wd=null),a.preventDefault())};
f.tt=function(){lx(this)||(this.ha().value="",V(this.Ws,10,this))};f.Ws=function(){lx(this)||(this.ha().value=this.i)};f.au=function(){kx(this)};function lx(a){return!!a.ha()&&""!=a.ha().value&&a.ha().value!=a.i}f.reset=function(){lx(this)&&(this.ha().value="",null!=this.Wd&&(this.Wd=""),kx(this))};f.uc=function(a){null!=this.Wd&&(this.Wd=a);this.ha().value=a;kx(this)};f.yb=function(){return null!=this.Wd?this.Wd:lx(this)?this.ha().value:""};f.Ce=function(){return this.i};
function kx(a){var b=a.ha();ix()?a.ha().placeholder!=a.i&&(a.ha().placeholder=a.i):jx(a);Y(b,"label",a.i);lx(a)?(b=a.ha(),Jb(b,"label-input-label")):(a.o||a.Dh||(b=a.ha(),w(b,"label-input-label")),ix()||V(a.sv,10,a))}f.lb=function(a){this.ha().disabled=!a;var b=this.ha();y(b,"label-input-label-disabled",!a)};f.isEnabled=function(){return!this.ha().disabled};f.sv=function(){!this.ha()||lx(this)||this.Dh||(this.ha().value=this.i)};function mx(a,b,c){gx.call(this,null!=c?c:"Search in this book");this.Nb(a);this.Ka();b&&this.uc(b)}n(mx,gx);function nx(a,b,c){this.o=a;this.j=b;this.s=c;this.g=D("text-viewport-snippet-container");this.i=lf("html-div")}
function ox(a){Af(a.g);a.o.vb.forEach(function(b,c){var d=Mo(a.s,b.La());var e=new fw(b,d?d:null);if(e.g.g){var g=gw(e,!0),h=H("DIV");w(h,"sitb-snippet-text");O(h,pj.g(e.g.g));g.appendChild(h);e=g}else e=null;e&&b.La()&&(g=d?H("A"):H("DIV"),w(g,"text-viewport-snippet-link"),d?(b=T(T(T(T(Kk(Uk(Uk(new S(window.location.href),"jtp"),"q"),""),"pg",b.La()),"dq",Re(bt(a.o))),"num",c),"scoring",a.j),$h(g,li(b.toString()))):(Qf(g,!0),Ym(g,"link"),Y(g,"disabled",!0)),g.appendChild(e),a.g.appendChild(g))})}
function px(a,b){a=Cc?D("viewport"):a.i;y(document.body,"text-viewport-snippet-view",b);y(a,"exit-search-view",!b);b&&(a.scrollTop=0)};function qx(a,b){this.g=a instanceof B?a:new B(a,b)}u(qx,os);qx.prototype.Mc=function(a,b,c,d){ss(this.g,a,b,c,null,null,d)};function rx(a,b){this.g=a instanceof B?a:new B(a,b)}u(rx,os);rx.prototype.Mc=function(a,b,c,d){ps(vh(a),0,a,b,this.g,c,null,d)};function sx(a){this.g=new zo;this.size=0;if(a){a=wk(a);for(var b=a.length,c=0;c<b;c++)this.add(a[c]);this.size=this.g.size}}function tx(a){var b=typeof a;return"object"==b&&a||"function"==b?"o"+Va(a):b.charAt(0)+a}f=sx.prototype;f.add=function(a){this.g.set(tx(a),a);this.size=this.g.size};f.remove=function(a){a=this.g.remove(tx(a));this.size=this.g.size;return a};f.Jc=ba(0);f.has=function(a){return Bo(this.g,tx(a))};f.kc=function(){return this.g.kc()};f.values=function(){return this.g.values()};
f.clone=function(){return new sx(this)};f.Xe=function(){return this.g.Xe(!1)};sx.prototype[Symbol.iterator]=function(){return this.values()};function ux(a,b,c){this.s=c||(a?bf(D(a)):bf());ts.call(this,this.s.Oa("DIV",{style:"position:absolute;display:none;"}));this.O=new B(1,1);this.Xb=new sx;this.V=null;a&&this.attach(a);null!=b&&this.Ap(b)}u(ux,ts);var vx=[];f=ux.prototype;f.Tb=null;f.className="goog-tooltip";f.Pg=500;f.Fh=0;f.attach=function(a){a=D(a);this.Xb.add(a);Q(a,"mouseover",this.Ee,!1,this);Q(a,"mouseout",this.Si,!1,this);Q(a,"mousemove",this.Hg,!1,this);Q(a,"focus",this.wm,!1,this);Q(a,"blur",this.Si,!1,this)};f.Rk=function(){return this.Fh};
f.Ap=function(a){J(this.ha(),a)};f.Hl=function(a){var b=this.ha();b&&ye(b,a)};f.hg=function(a){var b=this.ha();b&&I(b);ux.oa.hg.call(this,a);a?(b=this.s.g.body,b.insertBefore(a,b.lastChild),Bj(this.V),this.V=new wn(this.ha()),Dj(this,this.V),Q(this.V,"focusin",this.vg,void 0,this),Q(this.V,"focusout",this.Th,void 0,this)):(Bj(this.V),this.V=null)};function wx(a){return a.Ba?a.isVisible()?4:1:a.na?3:a.isVisible()?2:0}
f.Xi=function(a){if(!this.isVisible())return!1;var b=zh(this.ha()),c=M(this.ha());return b.x<=a.x&&a.x<=b.x+c.width&&b.y<=a.y&&a.y<=b.y+c.height};f.zl=function(){if(!Ln.prototype.zl.call(this))return!1;if(this.g)for(var a,b=0;a=vx[b];b++)Kf(a.ha(),this.g)||a.Aa(!1);pb(vx,this);a=this.ha();a.className=this.className;this.vg();Q(a,"mouseover",this.Xk,!1,this);Q(a,"mouseout",this.oo,!1,this);xx(this);return!0};
f.Ug=function(){qb(vx,this);for(var a=this.ha(),b,c=0;b=vx[c];c++)b.g&&Kf(a,b.g)&&b.Aa(!1);this.Ya&&this.Ya.Th();dk(a,"mouseover",this.Xk,!1,this);dk(a,"mouseout",this.oo,!1,this);this.g=void 0;0==wx(this)&&(this.Na=!1);Ln.prototype.Ug.call(this)};f.Kh=function(a,b){this.g==a&&Bo(this.Xb.g,tx(this.g))&&(this.Na||!this.wc?(this.Aa(!1),this.isVisible()||(this.g=a,this.setPosition(b||this.Ni(0)),this.Aa(!0))):this.g=void 0);this.Ba=void 0};
f.Jo=function(a){this.na=void 0;if(a==this.g){a=this.s;var b;a=(b=Wf(a.g))&&this.ha()&&a.fm(this.ha(),b);null!=this.Tb&&(this.Tb==this.ha()||Bo(this.Xb.g,tx(this.Tb)))||a||this.ma&&this.ma.Tb||this.Aa(!1)}};function yx(a,b){var c=rf(a.s.g);a.O.x=b.clientX+c.x;a.O.y=b.clientY+c.y}f.Ee=function(a){var b=zx(this,a.target);this.Tb=b;this.vg();b!=this.g&&(this.g=b,this.zj(b),Ax(this),yx(this,a))};function zx(a,b){try{for(;b&&!Bo(a.Xb.g,tx(b));)b=b.parentNode;return b}catch(c){return null}}
f.Hg=function(a){yx(this,a);this.Na=!0};f.wm=function(a){this.Tb=a=zx(this,a.target);this.Na=!0;if(this.g!=a){this.g=a;var b=this.Ni(1);this.vg();this.zj(a,b);Ax(this)}};f.Ni=function(a){return 0==a?(a=this.O.clone(),new Bx(a)):new Cx(this.Tb)};function Ax(a){if(a.g)for(var b,c=0;b=vx[c];c++)Kf(b.ha(),a.g)&&(b.ma=a,a.Ya=b)}
f.Si=function(a){var b=zx(this,a.target),c=zx(this,a.relatedTarget);b!=c&&(b==this.Tb&&(this.Tb=null),xx(this),this.Na=!1,!this.isVisible()||a.relatedTarget&&Kf(this.ha(),a.relatedTarget)?this.g=void 0:this.Th())};f.Xk=function(){var a=this.ha();this.Tb!=a&&(this.vg(),this.Tb=a)};f.oo=function(a){var b=this.ha();this.Tb!=b||a.relatedTarget&&Kf(b,a.relatedTarget)||(this.Tb=null,this.Th())};f.zj=function(a,b){this.Ba||(this.Ba=V(r(this.Kh,this,a,b),this.Pg))};
function xx(a){a.Ba&&(Tl(a.Ba),a.Ba=void 0)}f.Th=function(){2==wx(this)&&(this.na=V(r(this.Jo,this,this.g),this.Rk()))};f.vg=function(){this.na&&(Tl(this.na),this.na=void 0)};f.ua=function(){var a;this.Aa(!1);xx(this);for(var b=this.Xb.kc(),c=0;a=b[c];c++)dk(a,"mouseover",this.Ee,!1,this),dk(a,"mouseout",this.Si,!1,this),dk(a,"mousemove",this.Hg,!1,this),dk(a,"focus",this.wm,!1,this),dk(a,"blur",this.Si,!1,this);b=this.Xb;Do(b.g);b.size=0;this.ha()&&I(this.ha());this.Tb=null;delete this.s;ux.oa.ua.call(this)};
function Bx(a,b){rx.call(this,a,b)}u(Bx,rx);Bx.prototype.Mc=function(a,b,c){b=vh(a);b=yh(b);c=c?new bh(c.top+10,c.right,c.bottom,c.left+10):new bh(10,0,0,10);ss(this.g,a,8,c,b,9)&496&&ss(this.g,a,8,c,b,5)};function Cx(a){Gu.call(this,a,5)}u(Cx,Gu);Cx.prototype.Mc=function(a,b,c){var d=new B(10,0);ps(this.g,this.i,a,b,d,c,9)&496&&ps(this.g,4,a,1,d,c,5)};function Dx(a,b){R.call(this);this.ve=H("div");a.appendChild(this.ve);K(this.ve,{position:"absolute",backgroundColor:"#b2c4e9",width:"100%",height:"5px",cursor:"pointer"});this.g=new Ex(this.ve,b);Q(this.ve,"click",r(this.dispatchEvent,this,"click"));Q(this.g.ha(),"click",r(this.dispatchEvent,this,"click"));Q(this.ve,"mouseover",r(this.i,this,!0));Q(this.ve,"mouseout",r(this.i,this,!1))}n(Dx,R);function Fx(a,b){K(a.ve,{backgroundColor:b?"#ffcc00":"#b2c4e9"});a.j=b}
Dx.prototype.i=function(a){this.j||K(this.ve,{backgroundColor:a?"#ffffcc":"#b2c4e9"})};Dx.prototype.ua=function(){this.g.Ea();R.prototype.ua.call(this)};function Ex(a,b){ux.call(this,a);this.i=a;this.Pg=200;this.Fh=500;a=this.ha();K(a,{backgroundColor:"#FFF",color:"#333",border:"1px solid #6b90da",padding:"6px",fontSize:"83%",width:"350px",cursor:"pointer"});var c=H("div");K(c,{fontWeight:"bold"});c.appendChild(xf("Page "+b.i));a.appendChild(c);c=H("div");O(c,qj(b.g));a.appendChild(c)}n(Ex,ux);
Ex.prototype.Kh=function(a){var b=zh(this.i),c=M(this.ha());ux.prototype.Kh.call(this,a,new qx(b.x-c.width,Math.min(b.y,pf().height-c.height)))};function Gx(a,b,c){X.call(this);var d=this;this.N=a;this.o=b;this.na=c;this.j={};this.O=new hk;this.i=H("div");K(this.i,{backgroundColor:"#fcfcff",position:"absolute"});this.N.ud().appendChild(this.i);this.o.vb.forEach(function(e){Hx(d,e)});this.g.ka(this.N,"pagechange",this.ma);this.ma();this.g.ka(this.N,"resize",this.l);this.g.ka(this.N,"viewportmodechange",this.V);this.N.Fa()&&this.V()}n(Gx,X);
Gx.prototype.ma=function(){this.s&&(Fx(this.s,!1),this.s=null);var a=this.j[this.N.Da().La()];a&&(this.s=a,Fx(a,!0))};Gx.prototype.V=function(){var a=this,b=this.N.Fa(),c=b instanceof qt;c&&this.l();mk(this.O);this.O.ka(b,"layoutchange",function(){a.l()});N(this.i,c)};Gx.prototype.l=function(){var a=this;V(function(){var b=a.N.Fa();b&&b instanceof qt&&(b=b.s.l,L(a.i,15,b.clientHeight),sh(a.i,b.clientWidth-15,0),Ix(a))},10)};
function Ix(a){var b={};a.N.Fa().Eb().Ld(function(c){return c instanceof vm}).forEach(function(c){b[c.Da().La()]=c});a.o.vb.forEach(function(c){var d=a.N.Fa().s.i.clientHeight,e=b[c.La()];if(e){var g=Dc?5:15;sh(a.j[c.La()].ve,0,Math.floor(e.kd()/d*(a.i.clientHeight-g-(Dc?30:15)))+g)}})}function Hx(a,b){var c=new Dx(a.i,b);a.j[b.La()]=c;a.g.ka(c,"click",function(){a.na(b)})}Gx.prototype.ua=function(){I(this.i);dd(this.j,function(a){a.ua.call(a)});X.prototype.ua.call(this)};function Jx(a){X.call(this);this.i=a;this.j="n"}n(Jx,X);function Kx(a,b,c){Lx(a.i.j);var d=new S(window.location.href);T(d,"jscmd","SearchWithinVolume");T(d,"q",b);T(d,"scoring",c);(new ds(d)).Se(function(e){Mx(a,!1,e)});a.j=c}
function Mx(a,b,c,d,e){c.search_results&&(c.search_results=jb(c.search_results,function(g){return void 0!==g.snippet_text&&g.snippet_text}),c.number_of_results=c.search_results.length);a.o=new at(c);bq()&&(e&&(a.j=e),a.l=new nx(a.o,a.j,a.i.N.ab()));c=a.i.N;c.O||c.Wb(qt);e=a.o.vb;0==e.length?Nx(a.i.j):b?d?(b=e.find(function(g){return d==g.La()}))?Ox(a,b):Ox(a,e[0],d):Ox(a,e[0]):Px(a);a.s=new Gx(c,a.o,function(g){Ox(a,g)})}
function Px(a){var b=a.i.N,c=b.O;if(c==qt||c==ru)a.i.l=c;b.Wb(Zu);b=b.Fa();Qx(a.i.j);bq()?(ox(a.l),px(a.l,!0)):(bv(b,a.o),dv(b,function(d,e){return Ox(a,d,e)}),b.Uc(new B(0,0)))}
function Ox(a,b,c,d){gt=!0;var e=a.i.j;Rx(e,!1);e.j=hb(e.i.o.vb,b);e.o?(Sx(e,!0),O(e.l,qj(e.j+1+" of "+e.i.o.vb.length)),bn(e.l,"Result "+(e.j+1)+" of "+e.i.o.vb.length),e.o&&e.l.setAttribute("data-result-num",e.j)):O(e.l,qj("Result <b>"+(e.j+1+"</b> of <b>")+(e.i.o.vb.length+"</b> in this book for <b>")+(bt(e.i.o)+"</b>")));e=a.i.N;b=Mo(e.ab(),b.La());if(!b)return null;var g=e.Fa();g instanceof qt||g instanceof ru||(a.i.l==ru?e.Wb(ru):e.Wb(qt));if(c)return e.Ad(c),null;if(d)return zp(e,d),null;e.Bh(b);
return b}Jx.prototype.ua=function(){Bj(this.s);X.prototype.ua.call(this)};var Tx="ganpub ganclk dapp source_ip source_country source_domain authuser".split(" ");function Ux(a){var b=void 0===b?window.location.href:b;var c=new S(b);T(a,"hl","en");(b=U(c,"output"))&&T(a,"output",b);b=U(c,"source");"ge-ipad-app"==b?(T(a,"dapp","2"),Uk(a,"output")):"ge-tablet-app"==b?(T(a,"dapp","4"),Uk(a,"output")):"ge-ip-app"==b?T(a,"dapp","1"):"ge-android-app"==b&&T(a,"dapp","3");U(c,"authuser")||Uk(a,"authuser");Tx.forEach(function(d){var e=U(c,d);e&&T(a,d,e)})};function Vx(){this.g=[]}u(Vx,Ht);Qa(Vx);function Wx(a,b){var c=a.g[b];if(!c){switch(b){case 0:c=a.Ra()+"-highlight";break;case 1:c=a.Ra()+"-checkbox";break;case 2:c=a.Ra()+"-content"}a.g[b]=c}return c}f=Vx.prototype;f.lg=function(){return"menuitem"};f.Nc=function(a){var b=a.g.Oa("DIV",Kt(this,a).join(" "),Xx(this,a.Dc(),a.g));Yx(this,a,b,Pt(a,8)||Pt(a,16));return b};f.Fc=function(a){return a&&a.firstChild};
f.Rb=function(a,b){var c=Gf(b),d=Wx(this,2);c&&Hb(c,d)||b.appendChild(Xx(this,b.childNodes,a.g));Hb(b,"goog-option")&&(a.Qh(!0),this.Qh(a,b,!0));return Vx.oa.Rb.call(this,a,b)};f.mg=function(a,b){var c=this.Fc(a),d=Zx(this,a)?c.firstChild:null;Vx.oa.mg.call(this,a,b);d&&!Zx(this,a)&&c.insertBefore(d,c.firstChild||null)};function Xx(a,b,c){a=Wx(a,2);return c.Oa("DIV",a,b)}f.zp=function(a,b,c){a&&b&&Yx(this,a,b,c)};f.Qh=function(a,b,c){a&&b&&Yx(this,a,b,c)};
function Zx(a,b){return(b=a.Fc(b))?(b=b.firstChild,a=Wx(a,1),!!b&&If(b)&&Hb(b,a)):!1}function Yx(a,b,c,d){Nt(a,c,b.ff());Ot(a,b,c);d!=Zx(a,c)&&(y(c,"goog-option",d),c=a.Fc(c),d?(a=Wx(a,1),c.insertBefore(b.g.Oa("DIV",a),c.firstChild||null)):c.removeChild(c.firstChild))}f.sh=function(a){switch(a){case 2:return Wx(this,0);case 16:case 8:return"goog-option-selected";default:return Vx.oa.sh.call(this,a)}};
f.Pi=function(a){var b=Wx(this,0);switch(a){case "goog-option-selected":return 16;case b:return 2;default:return Vx.oa.Pi.call(this,a)}};f.Ra=function(){return"goog-menuitem"};function $x(a,b,c,d){Zt.call(this,a,d||Vx.Jb(),c);this.uc(b)}u($x,Zt);f=$x.prototype;f.yb=function(){var a=this.vl;return null!=a?a:this.Bg()};f.uc=function(a){this.vl=a};f.Vb=function(a,b){$x.oa.Vb.call(this,a,b);switch(a){case 8:Qt(this,16)&&!b&&this.Xf(!1);(a=this.ha())&&this.vd().zp(this,a,b);break;case 16:(a=this.ha())&&this.vd().Qh(this,a,b)}};f.zp=function(a){this.Vb(8,a)};f.Qh=function(a){this.Vb(16,a)};
f.Bg=function(){var a=this.Dc();return Array.isArray(a)?(a=kb(a,function(b){return If(b)&&(Hb(b,"goog-menuitem-accel")||Hb(b,"goog-menuitem-mnemonic-separator"))?"":Tf(b)}).join(""),Oe(a)):$x.oa.Bg.call(this)};f.de=function(a){var b=this.getParent();if(b){var c=b.l;b.l=null;if(c&&"number"===typeof a.clientX&&Ge(c,new B(a.clientX,a.clientY)))return}$x.oa.de.call(this,a)};f.be=function(a){return a.keyCode==this.ul&&this.vf(a)?!0:$x.oa.be.call(this,a)};f.Rs=function(){return this.ul};
Wt("goog-menuitem",function(){return new $x(null)});$x.prototype.ff=function(){return Pt(this,16)?"menuitemcheckbox":Pt(this,8)?"menuitemradio":$x.oa.ff.call(this)};$x.prototype.getParent=function(){return Zt.prototype.getParent.call(this)};$x.prototype.Gg=function(){return Zt.prototype.Gg.call(this)};function ay(a,b,c,d){Hu.call(this,a,b,c||d);(c||d)&&this.l(65|(d?32:132))}u(ay,Hu);function by(){}u(by,Ht);Qa(by);by.prototype.Ra=function(){return"goog-menuheader"};function cy(a,b,c){Zt.call(this,a,c||by.Jb(),b);this.Vb(1,!1);this.Vb(2,!1);this.Vb(4,!1);this.Vb(32,!1);this.qe=1}u(cy,Zt);Wt("goog-menuheader",function(){return new cy(null)});function dy(){}u(dy,Ht);Qa(dy);dy.prototype.Nc=function(a){return a.g.Oa("DIV",this.Ra())};dy.prototype.Rb=function(a,b){b.id&&a.Ng(b.id);if("HR"==b.tagName){var c=b;b=this.Nc(a);Bf(b,c);I(c)}else w(b,this.Ra());return b};dy.prototype.mg=function(){};dy.prototype.Ra=function(){return"goog-menuseparator"};function ey(a,b){Zt.call(this,null,a||dy.Jb(),b);this.Vb(1,!1);this.Vb(2,!1);this.Vb(4,!1);this.Vb(32,!1);this.qe=1}u(ey,Zt);ey.prototype.Ka=function(){ey.oa.Ka.call(this);var a=this.ha();Ym(a,"separator")};Wt("goog-menuseparator",function(){return new ey});function fy(a){this.g=a||"menu"}u(fy,hw);Qa(fy);f=fy.prototype;f.Qj=function(a){return"UL"==a.tagName||fy.oa.Qj.call(this,a)};f.uh=function(a){return"HR"==a.tagName?new ey:fy.oa.uh.call(this,a)};f.Vd=function(a,b){return Kf(a.ha(),b)};f.og=function(){return"goog-menu"};f.Rj=function(a){fy.oa.Rj.call(this,a);a=a.ha();Y(a,"haspopup","true")};function gy(a){ey.call(this,dy.Jb(),a)}u(gy,ey);Wt("goog-menuseparator",function(){return new ey});function hy(a,b){mw.call(this,"vertical",b||fy.Jb(),a);vw(this,!1)}u(hy,mw);f=hy.prototype;f.mk=!0;f.Vd=function(a){if(this.vd().Vd(this,a))return!0;for(var b=0,c=Gn(this);b<c;b++){var d=Hn(this,b);if("function"==typeof d.Vd&&d.Vd(a))return!0}return!1};f.Pa=function(a){this.Za(a,!0)};f.Ye=function(a,b){this.tg(a,b,!0)};f.Ld=function(){var a=[];Fn(this,function(b){a.push(b)});return a};f.setPosition=function(a,b){var c=this.isVisible();c||N(this.ha(),!0);Gh(this.ha(),a,b);c||N(this.ha(),!1)};
f.jd=function(){return this.isVisible()?zh(this.ha()):null};function iy(a,b){(a.mk=b)&&vw(a,!0)}f.Aa=function(a,b,c){(b=hy.oa.Aa.call(this,a,b))&&a&&this.Va&&this.mk&&nw(this).focus();a&&c&&"number"===typeof c.clientX?this.l=new B(c.clientX,c.clientY):this.l=null;return b};f.Tk=function(a){this.mk&&nw(this).focus();return hy.oa.Tk.call(this,a)};f.En=function(a){return a.isEnabled()&&a.isVisible()&&Pt(a,2)};
f.Nb=function(a){for(var b=this.vd(),c=jf(this.g.g,"DIV",b.og()+"-content",a),d=c.length,e=0;e<d;e++)lw(b,this,c[e]);hy.oa.Nb.call(this,a)};f.be=function(a){var b=hy.oa.be.call(this,a);b||Fn(this,function(c){!b&&c.Rs&&c.ul==a.keyCode&&(this.isEnabled()&&this.Sc(c),b=c.Pc(a))},this);return b};f.Td=function(a){hy.oa.Td.call(this,a);(a=Hn(this,a))&&Ah(a.ha(),this.ha())};function jy(a,b){hy.call(this,a,b);iy(this,!0);this.Aa(!1,!0);this.i=new zo}u(jy,hy);f=jy.prototype;f.Tl=!1;f.Ho=0;f.Nb=function(a){jy.oa.Nb.call(this,a);(a=a.getAttribute("for")||a.htmlFor)&&this.attach(this.g.ha(a),1)};f.Ka=function(){jy.oa.Ka.call(this);this.i.forEach(this.Bn,this);var a=Z(this);a.ka(this,"action",this.Lu);a.ka(this.g.g,"mousedown",this.Ou,!0)};
f.attach=function(a,b,c,d,e){a&&Bo(this.i,Va(a))||(a?(b={va:a,Ip:b,Fu:c,Sn:d?"contextmenu":"mousedown",ql:e},this.i.set(Va(a),b)):b=null,this.Va&&this.Bn(b),a=t(this.Uu,a),this.ha()&&Z(this).ka(this.ha(),"keydown",a))};
f.Uu=function(a,b){if(27==b.keyCode)a.focus();else if(a=Hn(this,this.Yb)){var c=a.ha();a=new Ij(b.Ob,c);a.target=c;if(32==b.keyCode||13==b.keyCode)if(Mj(c))nk(c,"keydown",!1,a);else if(c=Zj(c))if(c=c.g["keydown".toString()]){c=c.concat();for(var d=0;d<c.length;d++){var e=c[d];e&&0==e.capture&&!e.Mg&&fk(e,a)}}32==b.keyCode&&this.kb()}};f.Bn=function(a){Z(this).ka(a.va,a.Sn,this.Yu);"contextmenu"!=a.Sn&&Z(this).ka(a.va,"keydown",this.Zu)};
function ky(a,b,c,d){var e=a.isVisible(),g;(g=a.isVisible())||(g=150>Date.now()-a.Ho);g&&a.Tl?a.kb():a.dispatchEvent("beforeshow")&&(c="undefined"!=typeof c?c:8,e||(a.ha().style.visibility="hidden"),N(a.ha(),!0),b.Mc(a.ha(),c,d),e||(a.ha().style.visibility="visible"),a.Td(-1),a.Aa(!0))}f.kb=function(){this.isVisible()&&(this.Aa(!1),this.isVisible()||(this.Ho=Date.now()))};f.Lu=function(){this.kb()};f.Yu=function(a){ly(this,a)};
f.Zu=function(a){32!=a.keyCode&&13!=a.keyCode&&40!=a.keyCode||ly(this,a);40==a.keyCode&&rw(this)};function ly(a,b){for(var c=a.i.Xd(),d=0;d<c.length;d++){var e=a.i.get(c[d]);if(e.va==b.currentTarget){c=void 0!==e.Ip?new Hu(e.va,e.Ip,!0):new As(b.clientX,b.clientY);c.l&&c.l(5);ky(a,c,e.Fu,e.ql);b.preventDefault();b.stopPropagation();break}}}f.Ou=function(a){this.isVisible()&&!this.Vd(a.target)&&this.kb()};f.vi=function(a){jy.oa.vi.call(this,a);this.kb()};
f.ua=function(){jy.oa.ua.call(this);this.i&&(Do(this.i),delete this.i)};function my(a){X.call(this);this.qa=aq(a);this.ta=Cc&&a&&a.isOgenEligibleMobileViewport;this.o=this.qa||this.ta;this.na=this.V=null;this.o?Sx(this,!0):(this.ma=H("DIV"),this.wa=new bx(this.ma),this.wa.render(ny),this.wa.Aa(!0),a=this.wa.ha(),w(a,"search-results-bar"),w(this.ma,"search-results-bar-contents"));this.l=this.o?D("search-results-summ"):H("SPAN");this.o||this.ma.appendChild(this.l);this.s=this.o?D("search-result-links"):H("SPAN");this.o?oy(this):(w(this.s,"search-bar-result-links"),this.ma.appendChild(this.s),
py(this));this.O=this.o?D("search-snippet-links"):H("SPAN");this.o?qy(this):(this.qa?(this.Ba=H("DIV"),w(this.Ba,"search-bar-result-buttons"),this.ma.appendChild(this.Ba),this.Ba.appendChild(this.O),Ib(this.O,["search-bar-sort-dropdown-button-container","search-bar-close-link"]),qy(this)):(this.Ga=H("SPAN"),this.Ia=H("SPAN"),ry(this)),w(this.O,"search-bar-snippet-links"));this.o||(sy(this),Nh(this.ma,!0))}n(my,X);function ty(){ny=D("search_bar")}function uy(){vy=D("toolbar_container")}
function Qx(a){if(a.V)wy(a,!0);else{var b="n"==a.i.j;N(a.Ga,b);N(a.Ia,!b)}a.o?(Sx(a,!0),O(a.l,qj(a.i.o.vb.length+" results")),a.l.removeAttribute("aria-label")):O(a.l,qj("Showing <b>"+(a.i.o.vb.length+"</b> results in this book for <b>")+(bt(a.i.o)+"</b>")));Rx(a,!0)}
function oy(a){bq()||(xy(a,D("search-result-prev"),function(){yy(a,a.j,-1)},"Previous result"),xy(a,D("search-result-next"),function(){yy(a,a.j,1)},"Next result"));xy(a,D("search-result-viewall"),function(){Px(a.i)},"View all");xy(a,D("search-close"),function(){a.Ha()},"Close search")}
function py(a){var b=H("SPAN");O(b,qj("-&nbsp;&nbsp;"));w(b,"search-bar-link-spacer");a.s.appendChild(b);zy(a,a.s,"\u2039 Previous",function(){yy(a,a.j,-1)},"Previous");b=H("SPAN");O(b,qj("&nbsp;&nbsp;"));w(b,"search-bar-link-spacer");a.s.appendChild(b);zy(a,a.s,"Next \u203a",function(){yy(a,a.j,1)},"Next");b=H("SPAN");O(b,qj("&nbsp;&nbsp;-&nbsp;&nbsp;"));w(b,"search-bar-link-spacer");a.s.appendChild(b);zy(a,a.s,"View all",function(){Px(a.i)})}
function ry(a){a.ma.appendChild(a.O);var b=H("SPAN");O(b,qj("-&nbsp;&nbsp;"));w(b,"search-bar-link-spacer");a.O.appendChild(b);a.O.appendChild(xf("Order by: "));a.O.appendChild(a.Ga);zy(a,a.Ga,"relevance",function(){Ay(a,"r")},"Order by relevance");b=H("SPAN");O(b,qj("&nbsp;|&nbsp;<b>pages</b>"));a.Ga.appendChild(b);a.O.appendChild(a.Ia);b=H("SPAN");O(b,qj("<b>relevance</b>&nbsp;|&nbsp;"));a.Ia.appendChild(b);zy(a,a.Ia,"pages",function(){Ay(a,"n")},"Order by pages")}
function qy(a){a.V=a.o?D("sort-dropdown-button"):F("A",{"class":"search-bar-sort-dropdown-link"});var b=a.o?D("sort-dropdown-label"):F("SPAN",{"class":"search-bar-sort-dropdown-text"});J(b,"Order by ");a.na=F("SPAN",{"class":"search-bar-sort-dropdown-selected"});J(a.na,"pages");var c=a.V;bn(c,"Order by pages");c.setAttribute("title","Order by pages");b.appendChild(a.na);b=new jy;var d=new $x("relevance");d.Ph("Order by relevance");b.Za(d,!0);w(d.ha(),"search-bar-sort-dropdown-item");var e=new $x("pages");
e.Ph("Order by pages");b.Za(e,!0);Ib(e.ha(),["search-bar-sort-dropdown-item","search-bar-sort-dropdown-item-selected"]);b.Tl=!0;a.ta?b.render(a.O):b.render(document.body);w(b.ha(),"sort-dropdown-menu");c=H("SPAN");c.id="current-sort-label";J(c,"Current");N(c,!1);b.ha().appendChild(c);Y(e.ha(),"describedby","current-sort-label");a.qa?(b.attach(a.V,12,13),w(b.ha(),"popup-menu")):b.attach(a.V,13,12);a.g.ka(b,"action",function(g){By(a,g,d.ha(),e.ha())});a.g.ka(b,"keydown",function(g){32!=g.keyCode&&13!=
g.keyCode||By(a,g,d.ha(),e.ha())});a.ta&&a.g.ka(b,"beforeshow",function(){var g=a.V.offsetWidth-32;Hh(d.ha(),g);Hh(e.ha(),g)})}function sy(a){var b=H("SPAN");w(b,"search-bar-close-link-container");a.qa?a.Ba.appendChild(b):a.ma.appendChild(b);a.g.ka(b,"click",a.Ha);var c=zy(a,b,"Clear search",function(){a.Ha()});w(c,"search-bar-close-link");c=H("IMG");c.src="/googlebooks/images/close_x.gif";w(c,"search-bar-close-img");b.appendChild(c)}
function Rx(a,b){N(vy,!b);N(a.O,b);a.o?(N(a.s,!b),b=!b&&1==a.i.o.vb.length,y(a.s,"toolbar-button-disabled",b),Y(a.s,"disabled",b)):N(a.s,!b&&1<a.i.o.vb.length);a.ma&&N(a.ma,!0);null!=Cy&&Cy.resize()}function Dy(a){a.V?wy(a,!1):N(a.O,!1);a.ta&&N(a.O,!0);N(a.s,!1);Af(a.l)}function Lx(a){Dy(a);O(a.l,qj("Loading..."));a.o&&a.l.removeAttribute("aria-label")}
function Nx(a){Dy(a);var b=a.i.o,c=ct(b),d=null;c&&!a.o&&(d=H("SPAN"),O(d,qj("Did you mean: ")),zy(a,d,c,function(){var h=a.i.i;if(h){var k=Re(c);pp(h.N.Xa(),k);h.s.uc(k);h.o&&h.o.update()}}));var e=H("SPAN");a.o?O(e,qj("No results")):O(e,qj(Tb("No results found in this book for "+bt(b))));b=H("A");a.o||(O(b,qj("Search all books")),b.setAttribute("target","_top"),w(b,"sitb-action-link"));var g="patents"==Op()?new S("https://www.google.com/search?tbm=pts&tbo=p&hl=en"):new S("https://www.google.com/search?tbm=bks&tbo=p");
Ux(g);"embed"==U(g,"output")&&Uk(g,"output");T(g,"q",Re(bt(a.i.o)));$h(b,li(g.toString()));a.o?(a.l.appendChild(e),a.l.removeAttribute("aria-label")):a.qa?(a.l.appendChild(e),a.l.appendChild(b),d&&(di(d,"afterbegin",qj("&nbsp;&nbsp;&middot;&nbsp;&nbsp;")),a.l.appendChild(d))):(d&&(a.l.appendChild(d),a.l.appendChild(H("BR"))),di(e,"beforeend",qj("&nbsp;&nbsp;-&nbsp;&nbsp;")),a.l.appendChild(e),di(b,"beforeend",qj(" &raquo;")),a.l.appendChild(b));null!=Cy&&Cy.resize()}
function Ey(a,b,c,d,e){a.j+=e;a.j>=c.length&&(a.j=0);0>a.j&&(a.j=c.length-1);if(a.j!=d){var g=c[a.j];Ox(a.i,g)?(e=Kk(T(T(T(new S(b.href),"pg",g.La()),"num",a.j),"scoring",a.i.j),""),$h(b,li(e.toString())),Ox(a.i,c[d])):Ey(a,b,c,d,e)}}my.prototype.ua=function(){X.prototype.ua.call(this);Bj(this.wa);N(vy,!0);I(this.ma);null!=Cy&&Cy.resize();this.o&&(Sx(this,!1),I(lf("sort-dropdown-menu")),Af(this.l))};
function zy(a,b,c,d,e){var g=H("SPAN");w(g,"search-bar-link");Ym(g,"link");bn(g,e?e:c);Qf(g,!0);b.appendChild(g);g.innerText=c;a.g.ka(g,"click",d);a.g.ka(g,"keydown",function(h){32!=h.keyCode&&13!=h.keyCode||d()});return g}function xy(a,b,c,d){bn(b,d);b.setAttribute("title",d);a.g.ka(b,"click",c);a.g.ka(b,"keydown",function(e){32!=e.keyCode&&13!=e.keyCode||c()})}my.prototype.Ha=function(){var a=this.i;pp(a.i.N.Xa(),"");bq()&&px(a.l,!1);(a=this.i.i)&&a.o&&a.o.update()};
function yy(a,b,c){var d=a.i.o.vb.length;a.j+=c;a.j>=d&&(a.j=0);0>a.j&&(a.j=d-1);a.j!=b&&(Ox(a.i,a.i.o.vb[a.j])||yy(a,b,c))}function Ay(a,b){(a=a.i.i)&&a.update(b)}
function By(a,b,c,d){if((b=b.target.Dc())&&a.na){var e=a.V;switch(b){case "pages":Ay(a,"n");J(a.na,"pages");bn(e,"Order by pages");e.setAttribute("title","Order by pages");y(d,"search-bar-sort-dropdown-item-selected",!0);Y(d,"describedby","current-sort-label");y(c,"search-bar-sort-dropdown-item-selected",!1);c.removeAttribute("aria-describedby");break;case "relevance":Ay(a,"r"),J(a.na,"relevance"),bn(e,"Order by relevance"),e.setAttribute("title","Order by relevance"),y(c,"search-bar-sort-dropdown-item-selected",
!0),Y(c,"describedby","current-sort-label"),y(d,"search-bar-sort-dropdown-item-selected",!1),d.removeAttribute("aria-describedby")}}}
function wy(a,b){a.V&&(y(a.V,"search-bar-sort-dropdown-disabled",!b),Y(a.V,"disabled",!b));var c="n"==a.i.j;b&&!c&&(J(a.na,"relevance"),b=a.V,bn(b,"Order by relevance"),b.setAttribute("title","Order by relevance"),b=kf("search-bar-sort-dropdown-item"),y(b[0],"search-bar-sort-dropdown-item-selected",!0),Y(b[0],"describedby","current-sort-label"),y(b[1],"search-bar-sort-dropdown-item-selected",!1),b[1].removeAttribute("aria-describedby"));a.o&&a.l.setAttribute("data-search-sort",a.i.j)}
function Sx(a,b){a.ta?(N(D("gb-mobile-search"),b),N(D("gb-mobile-search-buttons"),b)):(y(D("entity-page-search-nav"),"hide-search-nav",!b),y(D("search-results-summ"),"hide-search-nav",!b),y(D("search-close"),"hide-search-nav",!b))}var ny,vy,Cy;function Fy(a,b,c,d){X.call(this);var e=this;this.N=a;this.s=b;this.o=c;this.O=d;this.V=Cc&&d&&d.isOgenEligibleMobileViewport;this.g.ka(a.Xa(),"change",function(){e.update("r")})}n(Fy,X);
Fy.prototype.update=function(a,b,c){this.i?(this.i.Ea(),this.i=null):(this.N.O&&(this.l=this.N.O),this.j=new my(this.O));var d=this.N.Xa().getQuery();b&&!b.search_query_escaped&&0<b.number_of_results&&d&&(b.search_query_escaped=d);if(b&&b.search_query_escaped){if(this.i=new Jx(this),this.j.i=this.i,d=!rp(),Mx(this.i,d,b,c,a),a=this.j,bq()&&void 0!==a.j){b=a.i.o.vb;d=b.length;c=new S(window.location.href);var e=Number(U(c,"num"));e&&0<d&&(d=b[Number(e)],e=U(c,"jtp"),c=U(c,"pg"),e?Ox(a.i,d,"",e):c?
Ox(a.i,d,c):Ox(a.i,d));c=a.j;d=D("search-result-prev");Ey(a,d,b,c,-1);bn(d,"Previous result");d.setAttribute("title","Previous result");d=D("search-result-next");Ey(a,d,b,c,1);bn(d,"Next result");d.setAttribute("title","Next result")}}else d?(this.i=new Jx(this),this.j.i=this.i,Kx(this.i,d,a),this.s.uc(d)):(this.i&&(this.i.Ea(),this.i=null),this.N.Fa()instanceof Zu&&(this.N.Wb(this.l),this.V&&!bq()&&this.N.Fa().eg(this.N.Fa().getSize().width)),this.j&&(this.j.Ea(),this.j=null),this.s.uc(""))};function Gy(a,b){var c=this;this.N=a;b&&(this.g=b);this.l=new Ct(document);this.i={};this.j={};Q(this.l,"key",function(d){var e=c.i[String.fromCharCode(d.charCode)]||c.j[d.keyCode];e&&e(d)});Hy(this,33,function(){Iy(c,-1)},!1,!0);Hy(this,34,function(){Iy(c,1)},!1,!0);Hy(this,38,function(){Jy(c,0,-20)},!1,!0);Hy(this,40,function(){Jy(c,0,20)},!1,!0);this.g||(Hy(this,37,function(){c.N.O==ru&&c.N.Fa().Eb().getSize().width>c.N.tb()?Jy(c,-20,0):c.N.qb("previous")},!1,!0),Hy(this,39,function(){c.N.O==ru&&
c.N.Fa().Eb().getSize().width>c.N.tb()?Jy(c,20,0):c.N.qb("next")},!1,!0),Hy(this,32,function(d){d.shiftKey?Iy(c,-1):Iy(c,1)},!0,!0),Hy(this,74,function(){c.N.qb("next")},!0),Hy(this,75,function(){c.N.qb("previous")},!0),Ky(this,"+",function(){c.N.qb("zoomin")}),Ky(this,"-",function(){c.N.qb("zoomout")}),Ky(this,"=",function(){c.N.qb("zoomin")}));Ky(this,"?",function(){c.N.qb("showkeyboardshortcuts")})}function Ky(a,b,c){a.i[b]=t(Ly,c,!0,void 0)}function Hy(a,b,c,d,e){a.j[b]=t(Ly,c,d,e)}
function Ly(a,b,c,d){b&&d.repeat||d.ctrlKey||d.altKey||d.metaKey||My[d.target.tagName.toUpperCase()]||(c&&d.preventDefault(),a(d))}function Iy(a,b){var c=a.g?a.g.clientHeight:a.N.Fa().getSize().height;Jy(a,0,Math.floor(b*c*.75))}function Jy(a,b,c){a.g?a.g.scrollTop+=c:(a=a.N.Fa(),$r(a,new B(b,c),r(a.Ed,a)))}var My={BUTTON:!0,INPUT:!0,SELECT:!0,TEXTAREA:!0};function Ny(a){this.Ic=Xq(a)}n(Ny,kr);var Oy=function(a){return function(b){b=JSON.parse(b);if(!Array.isArray(b))throw Error("Expected jspb data to be an array, got "+Ra(b)+": "+b);Iq(b,34);return new a(b)}}(Ny);var Py;function Qy(){var a=Py||(Py=Oy('[null,null,null,null,null,"(function(){\'use strict\';/*\\n\\n Copyright The Closure Library Authors.\\n SPDX-License-Identifier: Apache-2.0\\n*/\\nvar e\\u003dthis||self;function f(a){return a};var h;function k(a){this.g\\u003da}k.prototype.toString\\u003dfunction(){return this.g+\\"\\"};var l\\u003d{};function m(a){if(void 0\\u003d\\u003d\\u003dh){var c\\u003dnull;var b\\u003de.trustedTypes;if(b\\u0026\\u0026b.createPolicy){try{c\\u003db.createPolicy(\\"goog#html\\",{createHTML:f,createScript:f,createScriptURL:f})}catch(d){e.console\\u0026\\u0026e.console.error(d.message)}h\\u003dc}else h\\u003dc}a\\u003d(c\\u003dh)?c.createScriptURL(a):a;return new k(a,l)};/*\\n\\n SPDX-License-Identifier: Apache-2.0\\n*/\\nif(!function(){if(self.origin)return\\"null\\"\\u003d\\u003d\\u003dself.origin;if(\\"\\"!\\u003d\\u003dlocation.host)return!1;try{return window.parent.escape(\\"\\"),!1}catch(a){return!0}}())throw Error(\\"sandboxing error\\");\\nwindow.addEventListener(\\"message\\",function(a){var c\\u003da.ports[0];a\\u003da.data;var b\\u003da.callbackName.split(\\".\\"),d\\u003dwindow;\\"window\\"\\u003d\\u003d\\u003db[0]\\u0026\\u0026b.shift();for(var g\\u003d0;g\\u003cb.length-1;g++)d[b[g]]\\u003d{},d\\u003dd[b[g]];d[b[b.length-1]]\\u003dfunction(n){c.postMessage(JSON.stringify(n))};b\\u003ddocument.createElement(\\"script\\");a\\u003dm(a.url);b.src\\u003da instanceof k\\u0026\\u0026a.constructor\\u003d\\u003d\\u003dk?a.g:\\"type_error:TrustedResourceUrl\\";document.body.appendChild(b)},!0);}).call(this);\\n"]'));
if(!a)return null;a=fr(a,6);a=null==a||"string"===typeof a?a:void 0;if(null===a||void 0===a)a=null;else{var b=rd();a=b?b.createScript(a):a;a=new yd(a,xd)}return a};function Ry(a){this.url=a;this.timeout=5E3;this.l="callback";this.g=this.i=null}function Sy(a){var b=void 0===b?{}:b;a.g=El();var c=new S(a.url),d=new Map;d.set("callback",a.l);c.j.cq(Xk(b),d);Ty(a).then(function(){Uy(a,c.toString())}).then(function(){return a.g.promise}).then(function(){Vy(a)},function(){Vy(a)});0<a.timeout&&(a.j=setTimeout(function(){a.g.reject("Timeout!")},a.timeout));return a.g.promise}
function Uy(a,b){var c=new MessageChannel;a.i.contentWindow.postMessage({url:b,callbackName:a.l},"*",[c.port2]);c.port1.onmessage=function(d){var e={};void 0!==a.j&&(clearTimeout(a.j),a.j=void 0);void 0===d.data&&a.g.reject("Callback called, but no data received");"string"!==typeof d.data&&a.g.reject("Exploitation attempt! Data is not a string!");try{e=JSON.parse(d.data)}catch(g){a.g.reject("Invalid Data received: "+g.message)}a.g.resolve(e)}}
function Ty(a){var b=El(),c=H("IFRAME");if(!c.sandbox)throw Error("iframe sandboxes not supported");c.sandbox.value="allow-scripts";c.style.display="none";a.i=c;a=Qy();a=Pi([we,Vi("body",{},Oi(a))]);c.srcdoc=je(a);a=Dd("data:text/html;charset=UTF-8;base64,"+btoa(je(a).toString()));c.src=Ad(a).toString();c.addEventListener("load",function(){return b.resolve(c)},!1);c.addEventListener("error",function(d){b.reject(d)},!1);document.documentElement.appendChild(c);return b.promise}
function Vy(a){null!==a.i&&(document.documentElement.removeChild(a.i),a.i=null)};function Wy(a){cs.call(this,a);this.i=new Ry(a);this.g=!0}n(Wy,cs);Wy.prototype.Se=function(a,b){cs.prototype.Se.call(this,a,b);this.g=!1;Sy(this.i).then(r(this.o,this,a),r(this.l,this,b))};Wy.prototype.o=function(a,b){this.g||(this.j=b,this.dispatchEvent("success"),a&&a(this.j),this.g=!0)};Wy.prototype.l=function(a){this.g||(this.dispatchEvent("error"),a&&a(),this.g=!0)};Wy.prototype.abort=function(){return this.g=!0};function Xy(a,b,c,d,e){Array.isArray(a)||(a=[a]);this.g=a;this.j=b;this.i=c;b=new S((GBS_HOST||"https://books.google.com/")+"books?jscmd=viewapi");T(b,"bibkeys",a.join(","));T(b,"hl",e||"en");T(b,"source",d||"previewlib");(new Wy(b)).Se(r(this.l,this))}Xy.prototype.l=function(a){for(var b=0;b<this.g.length;b++){var c=a[this.g[b]];if(c){var d=c.preview_url,e;if(e=d)e=c.preview,c=c.embeddable,void 0===c&&(c=!0),e=("full"==e||"partial"==e)&&c;if(e){this.j&&this.j(d);return}}}this.i&&this.i()};var Yy=RegExp("[A-Za-z\u00c0-\u00d6\u00d8-\u00f6\u00f8-\u02b8\u0300-\u0590\u0900-\u1fff\u200e\u2c00-\ud801\ud804-\ud839\ud83c-\udbff\uf900-\ufb1c\ufe00-\ufe6f\ufefd-\uffff]"),Zy=RegExp("^[^A-Za-z\u00c0-\u00d6\u00d8-\u00f6\u00f8-\u02b8\u0300-\u0590\u0900-\u1fff\u200e\u2c00-\ud801\ud804-\ud839\ud83c-\udbff\uf900-\ufb1c\ufe00-\ufe6f\ufefd-\uffff]*[\u0591-\u06ef\u06fa-\u08ff\u200f\ud802-\ud803\ud83a-\ud83b\ufb1d-\ufdff\ufe70-\ufefc]"),$y=/^http:\/\/.*/,az=/\s+/,bz=/[\d\u06f0-\u06f9]/;var cz={},dz={};function ez(){throw Error("Do not instantiate directly");}ez.prototype.Hn=null;ez.prototype.Dc=function(){return this.content};ez.prototype.toString=function(){return this.content};ez.prototype.Lp=function(){if(this.If!==cz)throw Error("Sanitized content was not of kind HTML.");return le(this.toString())};function fz(){ez.call(this)}u(fz,ez);fz.prototype.If=cz;function gz(a){if(null!=a)switch(a.Hn){case 1:return 1;case -1:return-1;case 0:return 0}return null}function hz(a){return null!=a&&a.If===cz?a:a instanceof ie?iz(je(a).toString()):a instanceof ie?iz(je(a).toString()):iz(String(String(a)).replace(jz,kz),gz(a))}var iz=function(a){function b(c){this.content=c}b.prototype=a.prototype;return function(c,d){c=new b(String(c));void 0!==d&&(c.Hn=d);return c}}(fz);
function lz(a){if(null!=a&&a.If===cz){var b=String;a=String(a.Dc()).replace(mz,"").replace(nz,"&lt;");b=b(a).replace(oz,kz)}else b=String(a).replace(jz,kz);return b}var pz={"\x00":"&#0;","\t":"&#9;","\n":"&#10;","\v":"&#11;","\f":"&#12;","\r":"&#13;"," ":"&#32;",'"':"&quot;","&":"&amp;","'":"&#39;","-":"&#45;","/":"&#47;","<":"&lt;","=":"&#61;",">":"&gt;","`":"&#96;","\u0085":"&#133;","\u00a0":"&#160;","\u2028":"&#8232;","\u2029":"&#8233;"};function kz(a){return pz[a]}
var jz=/[\x00\x22\x26\x27\x3c\x3e]/g,oz=/[\x00\x22\x27\x3c\x3e]/g,qz=/^(?!on|src|(?:action|archive|background|cite|classid|codebase|content|data|dsync|href|http-equiv|longdesc|style|usemap)\s*$)(?:[a-z0-9_$:-]*)$/i,mz=/<(?:!|\/?([a-zA-Z][a-zA-Z0-9:\-]*))(?:[^>'"]|"[^"]*"|'[^']*')*>/g,nz=/</g;/*
 Copyright The Closure Library Authors.
 SPDX-License-Identifier: Apache-2.0
*/
function rz(a,b,c,d){a=a(b||sz,c);d=d||bf();if(a&&a.g)d=a.g();else{d=Xf(d,"DIV");b:if(Ua(a)){if(a.Lp&&(a=a.Lp(),a instanceof ie))break b;a=ke("zSoyz")}else a=ke(String(a));ye(d,a)}1==d.childNodes.length&&(a=d.firstChild,1==a.nodeType&&(d=a));return d}var sz={};function tz(a){a=a||{};var b=a.attributes,c=a.content,d=a.disabled,e=a.id,g=a.Pw,h=a.title,k=a.Tv,l=a.value,m=iz;e='<div role="button"'+(e?' id="'+lz(e)+'"':"")+' class="';a=a||{};var p=a.uw,x=a.style,C=a.width,E="goog-inline-block jfk-button ";switch(Ua(x)?x.toString():x){case 0:E+="jfk-button-standard";break;case 2:E+="jfk-button-action";break;case 3:E+="jfk-button-primary";break;case 1:E+="jfk-button-default";break;case 4:E+="jfk-button-flat";break;case 5:E+="jfk-button-mini";break;case 6:E+="jfk-button-contrast";
break;default:E+="jfk-button-standard"}E+=((C&&C.uu&&(1).uu?C.If!==(1).If?0:C.toString()===(1).toString():1==C)?" jfk-button-narrow":"")+(a.checked?" jfk-button-checked":"")+(p?" "+p:"")+(a.disabled?" jfk-button-disabled":"");d=e+lz(E)+'"'+(d?' aria-disabled="true"':' tabindex="'+(g?lz(g):"0")+'"')+(h?k?' data-tooltip="'+lz(h)+'"':' title="'+lz(h)+'"':"")+(l?' value="'+lz(l)+'"':"");b?(null!=b&&b.If===dz?b=b.Dc():(b=String(b),b=qz.test(b)?b:"zSoyz"),null!=b&&b.If===dz&&(b=b.Dc()),b=(b&&!b.startsWith(" ")?
" ":"")+b):b="";return m(d+b+">"+hz(null!=c?c:"")+"</div>")};function uz(a,b){this.j=a;this.s=!!b;this.l={0:this.j+"-arrowright",1:this.j+"-arrowup",2:this.j+"-arrowdown",3:this.j+"-arrowleft"}}n(uz,os);f=uz.prototype;f.tj=function(a){this.i=a};f.setPosition=function(a,b,c,d){null!=a&&(this.vk=a);null!=b&&(this.rk=b);"number"===typeof c&&(this.An=Math.max(c,15));"number"===typeof d&&(this.xl=d)};f.Mc=function(a,b,c){a=this.rk;2==a&&(a=0);vz(this,this.vk,a,2==this.rk?wz(this.vk)?this.g.offsetHeight/2:this.g.offsetWidth/2:this.An,0,c)};
function vz(a,b,c,d,e,g){if(a.i){var h=xz(b,c);var k=a.i;var l=a.g,m=a.Ca,p=M(k);a:{p=(wz(b)?p.height/2:p.width/2)-d;var x=rs(k,h);if(m)m=m.clone(),l&&(l=qs(l),m.left+=l.x,m.right+=l.x,m.top+=l.y,m.bottom+=l.y);else if(m=yh(k),!m){k=p;break a}k=gh(Ih(k));wz(b)?k.top<m.top&&!(x&1)?p-=m.top-k.top:k.bottom>m.bottom&&x&1&&(p-=k.bottom-m.bottom):k.left<m.left&&!(x&4)?p-=m.left-k.left:k.right>m.right&&x&4&&(p-=k.right-m.right);k=p}k=wz(b)?new B(a.xl,k):new B(k,a.xl);p=wz(b)?6:9;a.nk&&2==e&&(p=wz(b)?4:1);
x=b^3;wz(b)&&"rtl"==a.i.dir&&(x=b);h=ps(a.i,xz(x,c),a.g,h,k,g,a.bl?p:0,void 0,a.Ca);if(2!=e&&h&496){vz(a,b^3,c,d,a.nk&&0==e?1:2,g);return}!a.s||h&496||(e=parseFloat(a.g.style.left),g=parseFloat(a.g.style.top),isFinite(e)&&0==e%1&&isFinite(g)&&0==g%1||sh(a.g,Math.round(e),Math.round(g)))}yz(a,b,c,d)}
function yz(a,b,c,d){var e=a.o;dd(a.l,function(g){y(e,g,!1)},a);w(e,a.l[b]);e.style.top=e.style.left=e.style.right=e.style.bottom="";a.i?(c=Dh(a.i,a.g),d=zz(a.i,b),wz(b)?e.style.top=Az(c.y+d.y,a.g.offsetHeight-15)+"px":e.style.left=Az(c.x+d.x,a.g.offsetWidth-15)+"px"):e.style[0==c?wz(b)?"top":"left":wz(b)?"bottom":"right"]=d+"px"}function Az(a,b){return 15>b?15:Fe(a,15,b)}function xz(a,b){switch(a){case 2:return 0==b?1:5;case 1:return 0==b?0:4;case 0:return 0==b?12:13;default:return 0==b?8:9}}
function zz(a,b){var c=0,d=0;a=M(a);switch(b){case 2:c=a.width/2;break;case 1:c=a.width/2;d=a.height;break;case 0:d=a.height/2;break;case 3:c=a.width,d=a.height/2}return new B(c,d)}function wz(a){return 0==a||3==a}f.bl=!1;f.rk=2;f.An=20;f.vk=3;f.Ca=null;f.xl=-5;f.nk=!1;function Bz(a){Cj.call(this);this.i=a||bf()}n(Bz,Cj);Bz.prototype.o=function(){Ym(this.ha(),"tooltip");Y(this.ha(),"live","polite")};function Cz(a){Bz.call(this,a);this.g=this.i.Oa("DIV",Dz()+"-contentId");this.j=this.i.Oa("DIV",Dz()+"-arrow",this.i.Oa("DIV",Dz()+"-arrowimplbefore"),this.i.Oa("DIV",Dz()+"-arrowimplafter"));this.l=this.i.Oa("DIV",{"class":Dz(),role:"tooltip"},this.g,this.j);this.o()}n(Cz,Bz);function Dz(){return"jfk-tooltip"}Cz.prototype.ha=function(){return this.l};Cz.prototype.ua=function(){Bz.prototype.ua.call(this);this.l&&I(this.l)};function Ez(a){Cz.call(this,a)}n(Ez,Cz);Ez.prototype.o=function(){Ym(this.ha(),"tooltip")};function Fz(a){return Re(Tb(a.replace(Gz,function(b,c){return Hz.test(c)?"":" "}).replace(/[\t\n ]+/g," ")))}var Hz=/^(?:abbr|acronym|address|b|em|i|small|strong|su[bp]|u)$/i,Gz=/<[!\/]?([a-z0-9]+)([\/ ][^>]*)?>/gi;function Iz(a){a=a||bf();var b=Va(a.g);Jz[b]||(Jz[b]=new Kz(a))}function Lz(a,b){var c=b instanceof ie?Fz(je(b).toString()):b;a.removeAttribute("title");a.removeAttribute("data-tooltip-contained");a.removeAttribute("data-tooltip");b?(b instanceof ie?a.j=b:(a.setAttribute("data-tooltip",b),a.j=null),a.setAttribute("aria-label",c)):(a.j=null,a.removeAttribute("aria-label"));Iz(bf(a))}var Jz={};
function Kz(a){hk.call(this);this.ta=a;this.qa=new Em(this.Nv,0,this);Dj(this,this.qa);var b=tf();this.V="function"===typeof b.MutationObserver?new b.MutationObserver(r(this.Ys,this)):null;a=a.g;this.ka(a,"mouseout mousedown click blur focusout keydown".split(" "),this.us,!0);this.ka(a,["mouseover","focus","focusin"],this.yv,!0)}n(Kz,hk);f=Kz.prototype;f.ua=function(){Mz(this);hk.prototype.ua.call(this)};
function Nz(a,b){switch(b.type){case "mousedown":case "mouseover":case "mouseout":case "click":a.wa=!1;break;case "keydown":a.wa=!0}}f.yv=function(a){this.V&&this.V.disconnect();Nz(this,a);var b=a.target;a="focus"==a.type||"focusin"==a.type;var c=this.g&&Kf(this.g.g,b);if(this.wa||!a||c){this.Ba=a;if(a=b&&b.getAttribute&&this.V)a=b.getAttribute("role")||null,a=ob(Xm,a);a&&(this.V.observe(b,{attributes:!0}),(a=$m(b))&&(b=a));this.l=b}else this.l=null;Oz(this)};
f.us=function(a){Nz(this,a);var b=a.target;b=this.g&&Kf(this.g.g,b);if("mousedown"!=a.type&&"click"!=a.type||!b)this.l=null,Oz(this)};f.Ys=function(a){v(a,r(function(b){var c=$m(b.target);c&&"aria-activedescendant"==b.attributeName&&(this.l=c,Oz(this))},this))};function Oz(a){if(!(a.qa.isActive()&&a.i&&a.O)){Mz(a);var b=null!=a.O?a.O:50;a.qa.start(a.i?b:300)}}function Mz(a){a.ma&&(Tl(a.ma),a.ma=0,a.i=null)}
f.Nv=function(){if(!this.l)Pz(this),this.O=this.i=null;else if(!(this.i&&this.g&&Kf(this.g.ha(),this.l))||this.i.getAttribute("data-tooltip-unhoverable")){var a=Vf(this.l,function(k){return k.getAttribute&&(k.getAttribute("data-tooltip-contained")||k.getAttribute("data-tooltip")||k.j)&&!k.getAttribute("data-tooltip-suspended")}),b=!1;this.i&&this.i!=a&&(Pz(this),this.O=this.i=null,b=!0);if(!this.i&&a&&(this.i=a,!(a.getAttribute("data-tooltip-only-on-overflow")&&a.offsetWidth>=a.scrollWidth&&a.offsetHeight>=
a.scrollHeight||this.Ba&&"mouse"==a.getAttribute("data-tooltip-trigger")))){var c=se;if(a.getAttribute("data-tooltip-contained"))for(var d=kf("jfk-tooltip-data",a),e=0;e<d.length;e++){if(d[e].parentNode==a){c=d[e].cloneNode(!0);break}}else c=a.j?a.j:Mi(a.getAttribute("data-tooltip"),{jj:!0});d=a.getAttribute("data-tooltip-align");e=a.getAttribute("data-tooltip-class");var g=a.getAttribute("data-tooltip-offset");g=Sb(Ye(g))?-1:Number(g);var h=a.getAttribute("data-tooltip-hide-delay");h=Sb(Ye(h))?null:
Number(h);if(!b&&(a=a.getAttribute("data-tooltip-delay"),a=Math.max(0,a-300))){this.ma=V(t(this.Cp,this.i,c,d,g,e,h),a,this);return}this.Cp(this.i,c,d,g,e,h)}}};function Qz(a){if(a)switch(a.toLowerCase().split(",")[0]){case "l":return 0;case "t":return 2;case "r":return 3}return 1}
f.Cp=function(a,b,c,d,e,g){this.ma=0;this.O=g;if(!this.g){this.g=new Ez(this.ta);Pz(this);g=this.g.ha();this.ta.g.body.appendChild(g);Dj(this,this.g);this.o=new uz(Dz(),!0);this.o.bl=!0;this.o.nk=!0;g=this.o;var h=this.g.ha(),k=this.g.j;g.g=h;g.o=k}a:{if(c)switch(c.toLowerCase().split(",")[1]){case "l":g=0;break a;case "r":g=1;break a}g=2}this.o.setPosition(Qz(c),g,void 0,d);Jb(this.g.ha(),"jfk-tooltip-hide");this.na!=e&&(this.na&&!Sb(Ye(this.na))&&Jb(this.g.ha(),this.na),Sb(Ye(e))||w(this.g.ha(),
e),this.na=e);sh(this.g.ha(),0,0);if(b instanceof ie)O(this.g.g,b);else for(Af(this.g.g);c=b.firstChild;)this.g.g.appendChild(c);this.o.tj(a);this.o.Mc(null,0)};function Pz(a){a.g&&w(a.g.ha(),"jfk-tooltip-hide")};function Rz(a){var b="Qf";if(a.Qf&&a.hasOwnProperty(b))return a.Qf;b=new a;return a.Qf=b};var Sz=ka(["value"]);function Tz(a,b,c,d){lu.call(this,a,Uz.Jb(),b);this.ta=c||0;this.rb=d||0;this.Ha=!1}u(Tz,lu);f=Tz.prototype;f.tb=function(){return this.rb};f.yf=function(a){this.V=a;var b=this.ha();b&&(this.Ha?Lz(b,a):a?b.title=a:b.removeAttribute("title"))};f.lb=function(a){this.isEnabled()!=a&&(Tz.oa.lb.call(this,a),Vz(this))};f.focus=function(){var a=this.va;try{a.focus()}catch(b){}};f.uj=function(a){Tz.oa.uj.call(this,a);Wz(this,!1)};
f.Te=function(a){Tz.oa.Te.call(this,a);this.isEnabled()&&Wz(this,!0)};f.de=function(a){Tz.oa.de.call(this,a);this.isEnabled()&&Wz(this,!0)};function Wz(a,b){a.ha()&&y(a.ha(),"jfk-button-clear-outline",b)}function Vz(a){a.ha()&&Xz(a.vd(),a)}function Yz(a,b){if("string"===typeof a){var c=a;a=F("IMG");a.src=c;L(a,21,21)}w(a,"jfk-button-img");c=[];c.push(a);b&&(a=F("SPAN","jfk-button-label",b),c.push(a));return c}
function Uz(){this.Ja=this.Ra()+"-standard";this.j=this.Ra()+"-action";this.na=this.Ra()+"-primary";this.s=this.Ra()+"-default";this.O=this.Ra()+"-flat";this.ma=this.Ra()+"-narrow";this.V=this.Ra()+"-mini";this.o=this.Ra()+"-contrast"}u(Uz,St);Uz.Jb=function(){return Rz(Uz)};Uz.prototype.g=function(a,b,c){a&&c.ta!=a&&(c.ta=a,Vz(c));b&&c.rb!=b&&(c.rb=b,Vz(c))};Uz.prototype.Ra=function(){return"jfk-button"};
Uz.prototype.Nc=function(a){var b=a.g,c=rz(tz,{disabled:!a.isEnabled(),checked:Qt(a,16),style:a.ta,title:a.hf(),Tv:a.Ha,value:a.yb(),width:a.tb()},void 0,b);b.dm(c,a.Dc());this.Rb(a,c);return c};
Uz.prototype.Rb=function(a,b){Uz.oa.Rb.call(this,a,b);this.l||(this.l=od(this.Ja,t(this.g,0,null),this.j,t(this.g,2,null),this.na,t(this.g,3,null),this.s,t(this.g,1,null),this.O,t(this.g,4,null),this.V,t(this.g,5,null),this.o,t(this.g,6,null),this.ma,t(this.g,null,1)));for(var c=Fb(b),d=0;d<c.length;++d){var e=this.l[c[d]];e&&e(a)}if(c=b.getAttribute("data-tooltip"))a.V=c,a.Ha=!0;return b};var fi=[new bi(Sz[0].toLowerCase(),{})];Uz.prototype.yb=function(a){return a.getAttribute("value")||""};
Uz.prototype.uc=function(a,b){a&&ei(a,b)};function Xz(a,b){function c(h,k){(h?d:e).push(k)}var d=[],e=[],g=b.ta;c(0==g,a.Ja);c(2==g,a.j);c(3==g,a.na);c(4==g,a.O);c(5==g,a.V);c(1==g,a.s);c(6==g,a.o);c(1==b.tb(),a.ma);c(!b.isEnabled(),a.Ra()+"-disabled");Kb(b.ha(),e);Ib(b.ha(),d)};function Zz(a,b,c){ux.call(this,a,b,c)}u(Zz,ux);f=Zz.prototype;f.Fi=!1;f.ai=!1;f.ii=function(){Zz.oa.ii.call(this);this.Ha=gh(Ih(this.ha()));this.g&&(this.Ua=gh(Ih(this.g)));this.ai=this.Fi;Q(this.s.g,"mousemove",this.Hg,!1,this)};f.Ug=function(){dk(this.s.g,"mousemove",this.Hg,!1,this);this.Ua=this.Ha=null;this.ai=!1;Zz.oa.Ug.call(this)};
f.Xi=function(a){if(this.ta){var b=zh(this.ha()),c=M(this.ha());return b.x-this.ta.left<=a.x&&a.x<=b.x+c.width+this.ta.right&&b.y-this.ta.top<=a.y&&a.y<=b.y+c.height+this.ta.bottom}return Zz.oa.Xi.call(this,a)};function $z(a,b){if(a.Ua&&dh(a.Ua,b)||a.Xi(b))return!0;a=a.ma;return!!a&&a.Xi(b)}f.Jo=function(a){this.na=void 0;a!=this.g||$z(this,this.O)||this.Tb||this.ma&&this.ma.Tb||Ac&&0==this.O.x&&0==this.O.y||this.Aa(!1)};
f.Hg=function(a){var b=this.isVisible();if(this.Ha){var c=rf(this.s.g);c=new B(a.clientX+c.x,a.clientY+c.y);$z(this,c)?b=!1:this.ai&&(b=eh(this.Ha,c)>=eh(this.Ha,this.O))}if(b){if(this.Th(),this.Tb=null,b=this.ma)b.Tb=null}else 3==wx(this)&&this.vg();Zz.oa.Hg.call(this,a)};f.Xk=function(){this.Tb!=this.ha()&&(this.ai=!1,this.Tb=this.ha())};f.Rk=function(){return this.ai?100:Zz.oa.Rk.call(this)};function aA(a,b){a=new Zz(a);a.Hl(sj.g(b.innerHTML));a.className="buy-tip-card";a.ta=new bh(5,5,5,5);a.Fi=!0;a.Pg=500;a.Fh=250};function bA(a,b){this.Bb=a||200;this.rb=b||108;X.call(this)}u(bA,X);bA.prototype.Db=function(){return this.Bb};bA.prototype.tb=function(){return this.rb};function cA(a){ux.call(this,a,void 0,void 0);this.Rn=!1;this.Fi=!0;this.Pg=500}n(cA,Zz);cA.prototype.zj=function(a,b){b||(b=new Hu(a,9,!0));Zz.prototype.zj.call(this,a,b)};cA.prototype.className="unified-hovercard";function dA(a,b,c){Cj.call(this);this.i=null;this.data=a;this.g=b;this.maxWidth=c||500}n(dA,Cj);dA.prototype.ua=function(){this.i&&this.i.Ea()};function eA(a){return a.i||(a.i=new hk(a))}
dA.prototype.j=function(a){var b=F("DIV"),c=new S(this.data.ya.Ig||this.data.ya.gp);this.data.ya.source&&T(c,"source",this.data.ya.source);var d=this.data.hb();this.data.ya.Gp&&(d+=": "+this.data.ya.Gp);d=F("A",{},d);d.classList.add(this.g+"-title");$h(d,c.toString());b.appendChild(d);a.appendChild(b);fA(this,a);this.data.ya.Ql&&(c=new yi,b=F("DIV",this.g+"-snippet"),O(b,c.g(this.data.ya.Ql+" ")),c=F("A",{},"more \u00bb"),c.classList.add(this.g+"-more-link"),$h(c,this.data.ya.Ig),b.appendChild(c),
a.appendChild(b))};
function fA(a,b){var c="",d=F("DIV"),e=a.data.ya.sk;if(!Sb(Ye(e))){c=e.split(/\s*,\s*/g);e=c.length;if(!e)return;var g=F("SPAN","author"),h=e-1,k=xf(", ");v(c,function(l,m){var p=l?l.replace(gA,""):"";p=Me(p);l=new S(Le('/ebooks?output=ws2&as_brr=5&q=inauthor:"%s"',p));Ux(l);p=F("A",{},p);$h(p,l.toString());g.appendChild(p);m<h&&g.appendChild(k.cloneNode(!0))},a);d.appendChild(g);c="\u00a0-\u00a0"}a.data.ya.mj&&(yf(d,F("SPAN",a.g+"-pubdate",c+a.data.ya.mj)),c="\u00a0-\u00a0");a.data.ya.Qo&&(d.appendChild(xf(c)),
yf(d,F("SPAN",a.g+"-pagesnum",a.data.ya.Qo+" pages")));b.appendChild(d)}
function hA(a,b,c,d,e,g,h){c=F("A",{id:h||""},c);$h(c,e?"#":d);c.classList.add(a.g+"-button");c.classList.add(a.g+"-button-hilite");g&&c.classList.add("disabled");e&&(e=lg||mg?"touchstart":"click",eA(a).qf(c,e,function(k){k.preventDefault();k=F("FORM",{method:"POST"});var l=Zh(d);void 0!==l&&(k.action=l);K(k,{position:"absolute",overflow:"hidden",width:"1px",height:"1px",visibility:"hidden"});b.appendChild(k);k.submit()},!1));b.appendChild(c)}
var gA=/(<b\s*>)|(<\/b>)/ig,iA={VIEW_PAGES_PARTIAL:2,VIEW_PAGES_ALL:5,VIEW_PAGES_PARTIAL_FIXED:6,VIEW_PURCHASED:7,VIEW_GOOGLE_EDITIONS_PREVIEW:8};function jA(){this.ya={}}f=jA.prototype;f.hb=function(){return this.ya.title};f.Ub=function(){return this.ya.Vl};f.Sd=function(){return this.ya.Sd};f.el=function(){return this.ya.el};f.Rf=function(){return this.ya.Rf};f.Ih=function(){return this.ya.Ih};function kA(){this.g=[]}f=kA.prototype;f.getId=function(){return this.ub};f.Ng=function(a){this.ub=a};f.hb=function(){return this.vc};f.Cg=function(){return this.l};function lA(a,b,c){mA(a,b)||null==a.V||!a.j?c&&c(null):nA(b,a.V.clone(),r(a.ns,a,b,c||function(){}))}function oA(a,b,c){mA(a,b)&&null!=a.ma&&a.na?nA(b,a.ma.clone(),r(a.Cs,a,b,c||function(){})):c&&c(null)}function nA(a,b,c){T(b,"id",a);Yl(b,c,"POST")}f.ns=function(a,b,c){var d=null;fm(c.target)&&(d=new jA,d.ya.Vl=a,this.g.push(d));b(d)};
f.Cs=function(a,b,c){var d=null;fm(c.target)&&(d=mA(this,a),pA(this,d));b(d)};function pA(a,b){sb(a.g,function(c){return c.Ub()==b.Ub()})}function mA(a,b){return mb(a.g,function(c){return c&&c.Ub()==b})};function qA(a){this.ya={};this.ya.title=a.title;this.ya.Gp=a.subtitle;this.ya.sk=a.authors;this.ya.gp=a.preview_url;this.ya.Ig=a.info_url;this.ya.mj=a.pub_date;this.ya.Qo=a.num_pages;this.ya.Sp=a.viewability;this.ya.Ow=a.subject;this.ya.Jp=a.thumbnail_url;this.ya.Ql=a.snippet;this.ya.Bw=a.list_price;this.ya.wp=a.sale_price;this.ya.Lw=a.sale_price_better;this.ya.Ku=a.offer_price;this.ya.xk=a.buy_url;this.ya.jp=a.read_url;this.ya.Yi=a.is_free_ebook||!1;this.ya.Wi=a.in_my_ebooks||!1;this.ya.Cw=a.my_ebooks_url||
"";this.ya.Iw=a.rating_score||0;this.ya.Dw=a.num_reviews||0;this.ya.Sd=a.is_purchased||!1;this.ya.Hh=a.is_ebook||!1;this.ya.Sw=a.write_review_url||"";this.ya.Qs=a.add_to_my_ebooks_url||"";this.ya.ev=a.preview_ebook_url||"";this.ya.Kw=a.reviews_url||"";this.ya.Fj=a.view_order_url||"";this.ya.rw=a.add_to_my_ebooks_url;this.ya.ms=a.add_to_my_ebooks_url_is_on_play||!1;this.ya.Ui=a.has_flowing_text||!1;this.ya.Vi=a.has_scanned_text||!1;var b=Np(a.info_url);this.ya.Vl=b;this.ya.tw=a.canonical_atb_url||
"";this.ya.el=a.is_rentable||!1;this.ya.Tf=a.is_pre_order||!1;this.ya.Zo=a.on_sale_date||"";this.ya.Rf=a.is_pre_ordered||!1;this.ya.Aw=a.issue_volume_count||0;this.ya.Ih=a.is_volume_cancelled||!1;this.ya.ps=a.cancelled_reason||"0";switch(a.rental_state){case 1:this.ya.oj=1;break;case 2:this.ya.oj=2}this.ya.ov=a.rental_end_utc||0}n(qA,jA);function rA(a){this.g=[];this.Ng(a.id);this.o=a.owner_uid;this.vc=a.title;this.l=a.description;this.ta=a.num_volumes;this.te=a.access||"0";this.Ja=a.can_modify_metadata;this.O=a.predefined;this.na=a.can_remove_volumes;this.j=a.can_add_volumes;this.qa=a.can_only_add_ebooks||!1;this.V=new S(a.add_vol_base_url);this.ma=new S(a.del_vol_base_url);void 0!==a.paused&&(this.i=a.paused,this.s=a.pause_bookshelf_url);a.volumes&&(this.g=kb(a.volumes,function(b){return new qA(b)}))}n(rA,kA);function sA(){X.call(this);this.j=[];this.i=[]}u(sA,X);function tA(a){var b=new S(tf().location);b=new S(b);return a===parseInt(U(b,"as_coll"),10)}function uA(a,b,c){vA(a,b.getId())||(a=b.O?a.j:a.i,c?wb(a,void 0,0,b):a.push(b))}function wA(a,b,c){var d=1==b.te;a=new S(a);T(a,"cl_title",b.hb());T(a,"cl_mode",d?"public":"private");b="cl_des="+encodeURIComponent(String(b.Cg()));Yl(a,c,"POST",b)}
sA.prototype.s=function(a){a=a.target;if(fm(a)){a=new rA(hm(a));var b=vA(this,a.getId());b.vc=a.hb();b.l=a.Cg();b.te=a.te;b=new Fj("update",this);b.shelf=a;this.dispatchEvent(b)}};sA.prototype.o=function(a,b){b=b.target;fm(b)&&(b=new rA(hm(b)),uA(this,b,a),a=new Fj("add",this),a.shelf=b,this.dispatchEvent(a))};function xA(a,b){a.l=new S(b);T(a.l,"jscmd","ClCreate")}function vA(a,b){return mb(yA(a),function(c){return c.getId()==b})}function yA(a){return Bb(a.j,a.i)};function zA(a,b){var c=F("A",{},"View order");$h(c,a);c.classList.add(b);return c};function AA(a,b,c){dA.call(this,a,b,c);U(new S(this.data.ya.Ig),"dapp")}n(AA,dA);
AA.prototype.render=function(a){Af(a);var b=F("DIV",this.g),c=F("DIV",this.g+"-meta");this.j(c);var d=F("DIV",this.data.ya.Hh?this.g+"-footer":this.g+"-footer-nonebook"),e=F("DIV",this.g+"-footer-inner");if(this.data.ya.Hh)if(this.data.Ih()&&tA(1))BA(this,e);else if(this.data.ya.Tf&&!this.data.Sd()||this.data.Rf()){var g=F("DIV",this.g+"-pre-order-date");g.textContent="Available on: "+this.data.ya.Zo;e.appendChild(g);this.data.Rf()&&tA(1)&&BA(this,e)}else if(this.data.Sd()&&tA(1))CA(this,e),BA(this,
e);else{CA(this,e);g=!this.data.Sd()&&!this.data.ya.Yi;var h=this.data.ya.Yi&&!this.data.ya.Wi;if(g||h){g=F("SPAN",{"class":this.g+"-footer-inner-right"});if(h=this.data.ya.ev||this.data.ya.jp){for(var k=h.search(Dk),l=0,m,p=[];0<=(m=Ck(h,l,"source",k));)p.push(h.substring(l,m)),l=Math.min(h.indexOf("&",m)+1||k,k);p.push(h.slice(l));h=p.join("").replace(Fk,"$1");h=Bk(h,"source","ebookstore")}h&&(k=F("A",{id:"unified-hovercard-preview-link"},"preview it"),$h(k,h),g.appendChild(k));e.appendChild(g)}}d.appendChild(e);
b.appendChild(c);b.appendChild(d);a.appendChild(b);M(a).width>this.maxWidth&&L(a,this.maxWidth,"")};
AA.prototype.j=function(a){if(!(this.data.Sd()||this.data.Rf()||this.data.Ih())&&this.data.ya.Fj&&tA(1)){var b=F("IMG",{src:"/googlebooks/images/purchase_error.gif","class":this.g+"-error-icon"});b=F("DIV",this.g+"-card-error",b,"Credit card declined:");if(this.data.ya.Fj){var c=zA(this.data.ya.Fj,"primary"),d=F("SPAN");d.innerText="&nbsp;";b.appendChild(d);b.appendChild(c)}a.appendChild(b)}dA.prototype.j.call(this,a);b=F("DIV",this.g+"-book-options");this.data.ya.Hh?(this.data.ya.Yi?this.data.ya.Wi?
DA(this,b):hA(this,b,"Read eBook",this.data.ya.Qs,!this.data.ya.ms,void 0,"unified-hovercard-free-btn"):this.data.Rf()?(c=F("SPAN",this.g+"-pre-ordered","Pre-ordered"),b.appendChild(c)):this.data.Ih()&&tA(1)?(c=F("DIV",this.g+"-cancelled"),d=this.data.ya.ps,0==d?J(c,"Cancelled - by customer request"):1==d?J(c,"Cancelled - problem with eBook"):2==d?J(c,"Cancelled - price change"):3==d?J(c,"Cancelled - publisher cancellation"):J(c,"Cancelled"),b.appendChild(c)):this.data.Sd()||this.data.ya.Wi?!this.data.Sd()&&
this.data.ya.Wi?EA(this,b):this.data.Sd()&&DA(this,b):EA(this,b),tA(7)&&(c=F("SPAN",this.g+"-offline-remove-options"),d=F("SPAN",{id:"unified-hovercard-remove-from-ebooks","class":this.g+"-fake-link"},"Remove from My eBooks"),d.id="hovercard-remove-from-my-ebooks",c.appendChild(d),b.appendChild(c))):(c=this.data.ya.gp,gd(iA,this.data.ya.Sp)&&!Sb(c)?hA(this,b,"Preview",c,void 0,void 0,"unified-hovercard-preview-sample"):hA(this,b,"Preview",c,!1,!0,"unified-hovercard-preview-sample"));a.appendChild(b)};
function BA(a,b){var c=F("DIV",{id:"unified-hovercard-purchased-shelf-links","class":a.g+"-order-links-container"}),d=a.data.ya.Fj;d&&(d=zA(d,""),c.appendChild(d));a.data.Rf()||(d=F("DIV",{id:"unified-hovercard-delete-forever","class":a.g+"-footer-fake-link"},"Delete forever"),w(d,a.g+"-footer-action-link"),d.id="hovercard-delete-forever",c.appendChild(d));b.appendChild(c)}
function EA(a,b){a.data.ya.Tf&&!a.data.Sd()?hA(a,b,"Pre-order eBook - "+a.data.ya.wp,a.data.ya.xk,void 0,void 0,"unified-hovercard-buy-btn"):a.data.el()?hA(a,b,"EBOOK FROM "+a.data.ya.Ku,a.data.ya.xk,void 0,void 0,"unified-hovercard-buy-btn"):hA(a,b,"Buy eBook - "+a.data.ya.wp,a.data.ya.xk,void 0,void 0,"unified-hovercard-buy-btn")}function DA(a,b){hA(a,b,"Read now",a.data.ya.jp,void 0,void 0,"unified-hovercard-read-now")}
function CA(a,b){var c=F("DIV",a.g+"-supported-devices"),d=a.g+"-device-type",e=a.g+"-device-supported",g=a.g+"-device-not-supported",h=F("SPAN",d,"Web"),k=F("SPAN",d,"Tablet / iPad"),l=F("SPAN",d,"eReader");d=F("SPAN",d,"Smartphone");var m=F("SPAN","goog-inline-block"),p=F("SPAN","goog-inline-block"),x=F("SPAN","goog-inline-block"),C=F("SPAN","goog-inline-block");a.data.ya.Ui?(w(m,e),w(p,e),w(x,e),w(C,e)):(a.data.ya.Vi?(w(m,e),w(p,e)):(w(m,g),w(p,g)),w(x,g),w(C,g));c.appendChild(m);c.appendChild(h);
c.appendChild(p);c.appendChild(k);c.appendChild(x);c.appendChild(l);c.appendChild(C);c.appendChild(d);b.appendChild(c)};function FA(a,b,c){cA.call(this,a);this.Kb=xm();this.j=this.wa=this.o=null;this.Hb=b;this.i=null;this.Lb=!!c;this.render(b);GA(this)}n(FA,cA);FA.prototype.ua=function(){eA(this.i).Ea();I(this.ha())};FA.prototype.Kh=function(a,b){cA.prototype.Kh.call(this,a,b);this.isVisible()&&(this.ql=this.Kb?new bh(0,-2,0,0):new bh(0,0,0,-2),this.isVisible()&&this.fg(),this.o=this.g,HA(this))};
FA.prototype.render=function(a){this.i&&(this.i.Ea(),this.j=this.wa=null);this.i=new AA(a,this.className,435,this.Lb);this.i.render(this.ha());GA(this);this.isVisible()&&HA(this)};
function HA(a){var b=F("DIV"),c=F("DIV");var d=Ih(a.o||null);var e=Ih(a.ha());if(d){d.top=Math.ceil(d.top);e.top=Math.ceil(e.top);d.left=Math.ceil(d.left);e.left=Math.ceil(e.left);var g=e.top>=d.top,h=jh(e,d);h||(h=new fh(d.left,0,d.width,0));d=a.Kb?e.left+e.width-h.left-(h.width/2+12):h.left-e.left+(h.width/2-12);e={x:0<d?d:0,y:e.height-2,wu:g}}else e=null;g=a.Kb?"marginRight":"marginLeft";K(c,g,e.x+"px");K(b,g,e.x-1+"px");w(a.ha(),a.className+"-tooltip");e.wu?(K(c,"bottom",e.y+"px"),K(b,"bottom",
e.y+1+"px"),w(c,a.className+"-arrow-up"),w(b,a.className+"-arrow-up-border")):(K(c,"top",e.y+"px"),K(b,"top",e.y+1+"px"),a.Hb.ya.Hh||w(c,a.className+"-nofooter"),w(c,a.className+"-arrow-down"),w(b,a.className+"-arrow-down-border"));a.j?Ef(b,a.j):a.ha().appendChild(b);a.wa?Ef(c,a.wa):a.ha().appendChild(c);a.wa=c;a.j=b}
FA.prototype.bc=function(a){var b=a.target||null;if(b){3==b.nodeType&&(b=b.parentNode);switch(b.id){case "hovercard-remove-from-my-ebooks":a.preventDefault();var c="c";break;case "hovercard-save-sample-for-later":case "hovercard-add-to-my-ebooks":a.preventDefault();c="a";break;case "hovercard-delete-forever":a.preventDefault();c="b";break;default:b.href&&(c="f","touchstart"==a.type&&(a=window.location,b=li(b.href),b=Zh(b),void 0!==b&&a.replace(b)))}c&&this.dispatchEvent(new Fj(c,this))}};
function GA(a){var b=lg||mg?"touchstart":"click";kk(eA(a.i),a.ha(),b,a.bc,a)};function IA(a,b,c){bA.call(this,b);this.i=a;this.j=null;this.o=!1;if(c==(1).toString()||c==(7).toString())this.o=!0}u(IA,bA);var JA=new R;
IA.prototype.Oc=function(a){var b=F("A",{className:"slider-link goog-inline-block"});L(b,"",this.Db());var c=new S(this.i.ya.Ig);this.i.ya.source?T(c,"source",this.i.ya.source):T(c,"source","gbs_slider_thumb");Uk(c,"num");$h(b,c.toString());a.appendChild(b);this.j=H("IMG");this.j.alt="";this.g.qf(this.j,"load",r(this.ma,this));JA.dispatchEvent("start");(a=this.i.ya.Jp)?(a=new S(a),T(a,"h",this.Db()),T(a,"stbn",1),Uk(a,"edge"),this.j.src=a.toString()):this.j.src="/googlebooks/images/no_cover_thumb.gif";
L(this.j,"",this.Db());b.appendChild(this.j);this.o&&2==this.i.ya.oj?(this.l=F("SPAN",["bookcard-badge","bookcard-sample-label"],"Expired"),b.appendChild(this.l)):this.o&&1==this.i.ya.oj?(a=this.i,1==a.ya.oj?(a=a.ya.ov-$a()/1E3,a=Math.round(a/3600),c=Math.round(a/24),a=1>=a?"Expiring soon":48>=a?a+" hours":c+" days"):a="",this.l=F("SPAN",["bookcard-badge","bookcard-sample-label"],a),b.appendChild(this.l)):!this.o||this.i.Sd()||this.i.ya.Yi||(this.l=F("SPAN",["bookcard-badge","bookcard-sample-label"],
"Sample"),b.appendChild(this.l));Wj(b,"mouseover",this.na.bind(this,b))};IA.prototype.ma=function(){this.dispatchEvent("render");JA.dispatchEvent("complete");this.l&&Hh(this.l,M(this.j).width)};IA.prototype.na=function(a,b){(new FA(a,this.i)).Ee(b)};function KA(a,b,c){IA.call(this,a,b-40,c);this.s=F("DIV","slider-annotation");this.O=!1}n(KA,IA);KA.prototype.Oc=function(a){Wj(this,"render",r(this.qa,this));IA.prototype.Oc.call(this,a);a.appendChild(this.s)};KA.prototype.qa=function(a){this.O||(a.stopPropagation(),a=this.V(),this.s.appendChild(a),this.O=!0,this.dispatchEvent("render"))};function LA(a,b,c){KA.call(this,a,b,c)}n(LA,KA);LA.prototype.Oc=function(a){KA.prototype.Oc.call(this,a)};LA.prototype.V=function(){var a=this.i,b=H("DIV"),c=F("A",{className:"slider-annotation-title"},xf(a.hb()));$h(c,a.ya.Ig);b.appendChild(c);if(a=a.ya.sk)a=F("DIV","slider-annotation-author",xf(a)),b.appendChild(a);L(b,M(this.j).width+5,"");return b};function MA(){this.g=NA;this.ag=5E3}var OA=0;MA.prototype.send=function(a,b,c,d){a=a?ld(a):{};d=d||"_"+(OA++).toString(36)+Date.now().toString(36);var e="_callbacks___"+d;b&&(q[e]=PA(d,b),a.callback=e);b={timeout:this.ag,ts:!0};e=Bd.exec(Ad(this.g).toString());var g=e[3]||"";e=Dd(e[1]+Ed("?",e[2]||"",a)+Ed("#",g));b=$o(e,b);Vo(b,null,QA(d,a,c));return{ub:d,Jn:b}};MA.prototype.cancel=function(a){a&&(a.Jn&&a.Jn.cancel(),a.ub&&RA(a.ub,!1))};function QA(a,b,c){return function(){RA(a,!1);c&&c(b)}}
function PA(a,b){return function(c){RA(a,!0);b.apply(void 0,arguments)}}function RA(a,b){a="_callbacks___"+a;if(q[a])if(b)try{delete q[a]}catch(c){q[a]=void 0}else q[a]=$c};function SA(a,b,c){R.call(this);this.V=a;this.na=c;this.j=b;Q(b,["hilite","select","canceldismiss","dismiss"],this.handleEvent,!1,this);this.s=null;this.i=[];this.l=-1;this.g=0;this.o=this.O=null;this.ta={}}u(SA,R);f=SA.prototype;f.Sj=!0;f.qk=!1;f.vd=function(){return this.j};
f.handleEvent=function(a){var b=this.V;if(a.target==this.j)switch(a.type){case "hilite":this.Fe(a.xf);break;case "select":var c=!1;if("number"===typeof a.xf){a=a.xf;var d=this.i[TA(this,a)];c=!!d&&b.fl&&b.fl(d);d&&!c&&this.l!=a&&this.Fe(a)}c||this.Vf();break;case "canceldismiss":UA(this);break;case "dismiss":VA(this)}};f.md=function(){return this.j.isVisible()};
function WA(a){for(var b=a.g+a.i.length-1,c=a.l,d=0;d<a.i.length;d++){if(c>=a.g&&c<b)c++;else if(-1==c)c=a.g;else{a.qk&&c==b&&a.Fe(-1);break}if(a.Fe(c))break}}f.Fe=function(a){var b=TA(this,a),c=this.i[b];return c&&this.V.fl&&this.V.fl(c)?!1:(this.l=a,this.j.Fe(a),-1!=b)};
f.Vf=function(){var a=TA(this,this.l);if(-1!=a){var b=this.i[a],c=this.na;if(c.Mb){var d=b.toString();if(c.j){var e=XA(c,c.yb(),YA(c.Mb)[0]),g=ZA(c,c.yb());c.ma&&!c.ma.test(d)&&(d=d.replace(/[\s\xa0]+$/,"")+c.qa);0==e||Sb(g[e-1])||(d=" "+d);e==g.length-1&&(d+=" ");if(d!=g[e]){g[e]=d;d=c.Mb;(Ac||A)&&d.blur();d.value=g.join("");for(var h=0,k=0;k<=e;k++)h+=g[k].length;d.focus();e=h;g=c.Mb;$A(g)&&(g.selectionStart=e);g=c.Mb;$A(g)&&(g.selectionEnd=e)}}else c.uc(d);c.Dl=!0}this.ye();this.dispatchEvent({type:"update",
xf:b,index:a});return!0}this.ye();this.dispatchEvent({type:"update",xf:null,index:null});return!1};f.ye=function(){this.l=-1;this.s=null;this.g+=this.i.length;this.i=[];window.clearTimeout(this.o);this.o=null;this.j.ye();this.dispatchEvent("suggestionsupdate");this.dispatchEvent("dismiss")};function VA(a){a.o||(a.o=window.setTimeout(r(a.ye,a),100))}f.Do=function(){return this.o?(window.clearTimeout(this.o),this.o=null,!0):!1};function UA(a){a.Do()||window.setTimeout(r(a.Do,a),10)}
f.ua=function(){SA.oa.ua.call(this);delete this.ta;this.j.Ea();this.na.Ea();this.V=null};f.Bu=function(a,b,c){this.s==a&&this.Cl(b,c)};
f.Cl=function(a,b){var c="object"==Ra(b)&&b;b=(c?c.i():b)?TA(this,this.l):-1;this.g+=this.i.length;this.i=a;for(var d=[],e=0;e<a.length;++e)d.push({id:this.g+e,data:a[e]});a=null;this.O&&(a=this.ta[Va(this.O)]||this.O);this.j.tj(a);this.j.Cl(d,this.s,this.O);a=this.Sj;c&&void 0!==c.g()&&(a=c.g());this.l=-1;(a||0<=b)&&0!=d.length&&this.s&&(0<=b?this.Fe(this.g+b):WA(this));this.dispatchEvent("suggestionsupdate")};function TA(a,b){b-=a.g;return 0>b||b>=a.i.length?-1:b}f.update=function(a){this.na.update(a)};function YA(a){var b=0,c=0;$A(a)&&(b=a.selectionStart,c=-1);return[b,c]}function $A(a){try{return"number"==typeof a.selectionStart}catch(b){return!1}};function aB(a,b,c,d){Cj.call(this);d=d||150;this.j=null!=c?c:!0;this.o=a||",;";this.qa=this.o.charAt(0);a=this.j?"[\\s"+this.o+"]+":"[\\s]+";this.na=new RegExp("^"+a+"|"+a+"$","g");this.ma=new RegExp("\\s*["+this.o+"]$");this.O=b||"";this.ta=this.j;this.Sa=0<d?new Rl(d):null;this.i=new hk(this);this.s=new hk(this);this.l=new Ct;this.V=-1}u(aB,Cj);f=aB.prototype;f.Mb=null;f.ml="";f.Af=!1;f.Dl=!1;f.yb=function(){return this.Mb.value};f.uc=function(a){this.Mb.value=a};
function bB(a,b){If(b)&&(Ym(b,"combobox"),Y(b,"autocomplete","list"));a.i.ka(b,"focus",a.xm);a.i.ka(b,"blur",a.Kq);a.Mb||(a.s.ka(b,"keydown",a.Tu),If(b)&&Wf(df(b))==b&&cB(a,b))}f.Jq=function(a){for(var b=0;b<arguments.length;b++)bB(this,arguments[b])};f.ua=function(){aB.oa.ua.call(this);this.i.Ea();delete this.i;this.s.Ea();this.l.Ea();Bj(this.Sa)};
f.Pc=function(a){switch(a.keyCode){case 40:if(this.g.md())return WA(this.g),a.preventDefault(),!0;if(!this.j)return this.update(!0),a.preventDefault(),!0;break;case 38:if(this.g.md()){a:for(var b=this.g,c=b.l,d=0;d<b.i.length;d++){if(c>b.g)c--;else{b.qk&&c==b.g&&b.Fe(-1);break}if(b.Fe(c))break a}a.preventDefault();return!0}break;case 9:if(!this.g.md()||a.shiftKey)this.g.ye();else if(this.update(),this.g.Vf()&&this.ta)return a.preventDefault(),!0;break;case 13:if(this.g.md()){if(this.update(),this.g.Vf())return a.preventDefault(),
a.stopPropagation(),!0}else this.g.ye();break;case 27:if(this.g.md())return this.g.ye(),a.preventDefault(),a.stopPropagation(),!0;break;case 229:if(!this.Af)return this.Af||(this.i.ka(this.Mb,"keyup",this.Vo),this.i.ka(this.Mb,"keypress",this.Uo),this.Af=!0),!0}return dB(this,a)};function dB(a,b){var c=a.j&&b.charCode&&-1!=a.o.indexOf(String.fromCharCode(b.charCode));c&&a.update();return c&&a.g.Vf()?(b.preventDefault(),!0):!1}f.zt=function(){return!1};f.xm=function(a){cB(this,a.target||null)};
function cB(a,b){mk(a.s);a.g&&UA(a.g);b!=a.Mb&&(a.Mb=b,a.Sa&&(a.Sa.start(),a.i.ka(a.Sa,"tick",a.zm)),a.ml=a.yb(),a.l.attach(a.Mb),a.i.ka(a.l,"key",a.ym),a.i.ka(a.Mb,"mousedown",a.Wo),A&&a.i.ka(a.Mb,"keypress",a.To))}f.Kq=function(){this.Mb&&(this.i.Ta(this.l,"key",this.ym),Gt(this.l),this.i.Ta(this.Mb,"keyup",this.zt),this.i.Ta(this.Mb,"mousedown",this.Wo),A&&this.i.Ta(this.Mb,"keypress",this.To),this.Af&&eB(this),this.Mb=null,this.Sa&&(this.Sa.stop(),this.i.Ta(this.Sa,"tick",this.zm)),this.g&&VA(this.g))};
f.zm=function(){this.update()};f.Tu=function(a){this.xm(a)};f.ym=function(a){this.V=a.keyCode;this.g&&this.Pc(a)};f.Uo=function(){this.Af&&229!=this.V&&eB(this)};f.Vo=function(a){this.Af&&(13==a.keyCode||77==a.keyCode&&a.ctrlKey)&&eB(this)};f.Wo=function(){};function eB(a){a.Af&&(a.Af=!1,a.i.Ta(a.Mb,"keypress",a.Uo),a.i.Ta(a.Mb,"keyup",a.Vo))}f.To=function(a){dB(this,a)};
f.update=function(a){if(this.Mb&&(a||this.yb()!=this.ml)){if(a||!this.Dl){a=YA(this.Mb)[0];var b=this.yb();a=ZA(this,b)[XA(this,b,a)];a=this.na?String(a).replace(this.na,""):a;this.g&&(this.g.O=this.Mb,b=this.g,this.yb(),b.s!=a&&(b.s=a,b.V.np(b.s,10,r(b.Bu,b)),UA(b)))}this.ml=this.yb()}this.Dl=!1};function XA(a,b,c){a=ZA(a,b);if(c==b.length)return a.length-1;for(var d=b=0,e=0;d<a.length&&e<=c;d++)e+=a[d].length,b=d;return b}
function ZA(a,b){if(!a.j)return[b];b=String(b).split("");for(var c=[],d=[],e=0,g=!1;e<b.length;e++)a.O&&-1!=a.O.indexOf(b[e])?(g||(c.push(d.join("")),d.length=0),d.push(b[e]),g=!g):g||-1==a.o.indexOf(b[e])?d.push(b[e]):(d.push(b[e]),c.push(d.join("")),d.length=0);c.push(d.join(""));return c};function fB(a,b,c,d){R.call(this);this.ma=a||document.body;this.g=bf(this.ma);this.qa=!a;this.va=null;this.na="";this.i=[];this.o=[];this.ta=this.V=-1;this.s=!1;this.className="ac-renderer";this.Ha="ac-highlighted";this.O=b||null;this.Ua=null!=d?d:!0;this.Kb=!!c}u(fB,R);f=fB.prototype;f.ha=function(){return this.va};f.tj=function(a){this.Ba=a};f.Cl=function(a,b,c){this.na=b;this.i=a;this.V=-1;this.ta=$a();this.j=c;this.o=[];gB(this)};f.ye=function(){this.s&&(this.s=!1,hB(this,!1),N(this.va,!1))};
f.show=function(){this.s||(this.s=!0,hB(this,!0),N(this.va,!0))};function hB(a,b){a.j&&(Y(a.j,"haspopup",b),Y(a.va,"expanded",b),Y(a.j,"expanded",b),b?Y(a.j,"owns",a.va.id):(a.j.removeAttribute("aria-owns"),an(a.j,null)))}f.isVisible=function(){return this.s};
function iB(a,b){var c=0<=b&&b<a.i.length?a.i[b]:void 0,d=0<=b&&b<a.o.length?a.o[b]:void 0;a.dispatchEvent({type:"rowhilite",s:d,xf:c?c.data:null})&&(0<=a.V&&Kb(a.o[a.V],["ac-active","active"]),a.V=b,d&&(Ib(d,["ac-active","active"]),a.j&&an(a.j,d),Ah(d,a.va)))}f.Fe=function(a){if(-1==a)iB(this,-1);else for(var b=0;b<this.i.length;b++)if(this.i[b].id==a){iB(this,b);break}};
function jB(a){if(!a.va){var b=a.g.Oa("DIV",{style:"display:none"});a.va=b;Ib(b,Tb(a.className).split(" "));Ym(b,"listbox");b.id=yn(xn.Jb());a.g.appendChild(a.ma,b);Q(b,"click",a.Am,!1,a);Q(b,"mousedown",a.Bm,!1,a);Q(b,"mouseover",a.Cm,!1,a)}}
function gB(a){jB(a);a.Ya&&(a.va.style.minWidth=a.Ya.clientWidth-0+"px");a.Na&&(a.va.style.maxWidth=a.Na.clientWidth-0+"px");a.o.length=0;a.g.hm(a.va);a.O&&a.O.render?a.O.render(a,a.va,a.i,a.na):a.i.forEach(function(b){var c=this.na,d=this.g.Oa("DIV",{className:"ac-row",id:yn(xn.Jb())});Ym(d,"option");this.O&&this.O.nv?this.O.nv(b,c,d):J(d,b.data.toString());c&&this.Ua&&(this.wa=!1,kB(this,d,c));w(d,"ac-row");this.o.push(d);b=d;this.g.appendChild(this.va,b)},a);0==a.i.length?a.ye():(a.show(),a.Tj(),
Nh(a.va,!0))}f.Tj=function(){if(this.j&&this.qa){var a=this.Ba||this.j;var b=this.Kb?5:1;ps(a,b,this.va,b^1,null,null,65)}};f.ua=function(){this.va&&(dk(this.va,"click",this.Am,!1,this),dk(this.va,"mousedown",this.Bm,!1,this),dk(this.va,"mouseover",this.Cm,!1,this),this.g.di(this.va),this.va=null,this.s=!1);Bj(this.l);this.ma=null;fB.oa.ua.call(this)};
function kB(a,b,c){if(!a.wa)if(3==b.nodeType){var d=null;Array.isArray(c)&&1<c.length&&(d=c.slice(1));c=lB(c);if(0!=c.length){var e=b.nodeValue,g=new RegExp("\\b(?:"+c+")","gi");c=[];for(var h=0,k=g.exec(e),l=0;k;)l++,c.push(e.substring(h,k.index)),c.push(e.substring(k.index,g.lastIndex)),h=g.lastIndex,k=g.exec(e);c.push(e.substring(h));if(1<c.length){for(d=0;1>d;d++)e=2*d,b.nodeValue=c[e],g=Xf(a.g,"B"),g.className=a.Ha,a.g.appendChild(g,a.g.g.createTextNode(String(c[e+1]))),g=b.parentNode.insertBefore(g,
b.nextSibling),b.parentNode.insertBefore(a.g.g.createTextNode(""),g.nextSibling),b=g.nextSibling;b.nodeValue=c.slice(2).join("");a.wa=!0}else d&&kB(a,b,d)}}else for(b=b.firstChild;b;)d=b.nextSibling,kB(a,b,c),b=d}function lB(a){var b="";if(!a)return b;Array.isArray(a)&&(a=a.filter(function(c){return!Sb(Ye(c))}));Array.isArray(a)?b=0<a.length?We(a[0]):"":/^\W/.test(a)||(b=We(a));return b}function mB(a,b){for(;b&&b!=a.va&&!Hb(b,"ac-row");)b=b.parentNode;return b?a.o.indexOf(b):-1}
f.Am=function(a){var b=mB(this,a.target);0<=b&&this.dispatchEvent({type:"select",xf:this.i[b].id});a.stopPropagation()};f.Bm=function(a){a.stopPropagation();a.preventDefault()};f.Cm=function(a){a=mB(this,a.target);0<=a&&!(300>$a()-this.ta)&&this.dispatchEvent({type:"hilite",xf:this.i[a].id})};var nB=ka(["//suggestqueries.google.com/complete/search"]);function oB(a,b,c,d){this.qa=a;this.ma=null;this.Ha=c||null;this.Ba="boolean"===typeof b?b:!0;this.wa=d||0;b=new pB;c=new qB(this.Ha||a,this.wa);c.qa=!0;d=new aB(null,null,!1);SA.call(this,b,c,d);d.g=this;d.Jq(a);this.O=a;this.Sj=!1;this.qk=!0;Q(this,"update",r(this.Ga,this))}u(oB,SA);oB.prototype.Vf=function(){this.Ia=this.qa.value;oB.oa.Vf.call(this);return!1};
oB.prototype.Ga=function(a){a.xf&&(a=this.qa.form,this.ma||(this.ma=F("INPUT",{type:"hidden",name:"oq"}),a.appendChild(this.ma)),this.ma.value=this.Ia,this.Ba&&a.submit())};function pB(){}var NA=tj(nB);pB.prototype.np=function(a,b,c){a={client:"books",ds:"bo",q:a};c=r(this.g,this,c);this.i&&this.i.cancel();this.i=new MA;this.i.send(a,c)};pB.prototype.g=function(a,b){var c=Array.prototype.map.call(b[1],function(d){return d[0]});a(b[0],c)};function qB(a,b){fB.call(this);this.Ga=a;this.Ia=b||0}
u(qB,fB);qB.prototype.Tj=function(){qB.oa.Tj.call(this);var a=0,b=D("gbfwa");b||(b=lf("gbqfwa"));b&&(a=b.offsetTop+b.offsetHeight-1);Array.prototype.forEach.call(hf("div","ac-renderer"),function(c){a&&K(c,"top",a+"px");K(c,"width",M(this.Ga).width-2+"px");K(c,"left",parseInt(c.style.left,10)+this.Ia+"px")},this)};function rB(a,b,c,d,e){X.call(this);this.O=a;this.s=b;this.qa=e;this.Bb="number"===typeof d?d:this.s?200:80;this.s||w(this.O,"slider-small");this.V=[];this.j=H("A");this.j.textContent=xm()?"\u203a":"\u2039";this.j.setAttribute("title","Scroll left");Nh(this.j,!0);this.O.appendChild(this.j);this.i=H("div");w(this.i,"slider-drawables");this.O.appendChild(this.i);this.o=H("A");this.o.textContent=xm()?"\u2039":"\u203a";this.o.setAttribute("title","Scroll right");Nh(this.o,!0);this.O.appendChild(this.o);
this.g.ka(this.j,"click",this.wl.bind(this,-.75));this.g.ka(this.o,"click",this.wl.bind(this,.75));this.bi();this.g.ka(this.j,"click",this.wl.bind(this,-.75));this.resize();this.ma=0;this.na=8<=pc()&&!Sc("9")&&xm();c&&sB(this,c)}u(rB,X);function tB(a){var b=Math.ceil(1.25*uB(a));b=Math.min(a.V.length,a.ma+b);v(a.V.slice(a.ma,b),r(a.Hs,a));a.bi();a.ma=b;b>=a.V.length&&a.dispatchEvent("render")}f=rB.prototype;
f.Hs=function(a){var b=F("DIV",{"class":"goog-inline-block slider-loading"});this.i.appendChild(b);var c=F("DIV",{"class":"goog-inline-block slider-drawable"});N(c,!1);this.i.appendChild(c);this.g.qf(a,"render",this.Js.bind(this,b,c));a.Oc(c)};f.Js=function(a,b){I(a);this.bi();N(b,!0)};function sB(a,b){b=b.map(function(c){return this.s?new LA(c,this.Bb):new IA(c,this.Bb,this.qa)},a);vB(a,b)}function vB(a,b){vb(a.V,b);tB(a)}
f.wl=function(a){(xm()?0>a:0<a)&&tB(this);a*=this.na?-1:1;a*=M(this.i).width+20;this.l&&(this.l.Ea(),this.l=null);this.l=new Lm([this.i.scrollLeft,0],[this.i.scrollLeft+a,0],500,Om);Q(this.l,"animate",this.Lq.bind(this));Q(this.l,"end",this.bi.bind(this));this.l.play()};f.Lq=function(a){a=a.coords.map(Math.round);this.i.scrollLeft=a[0]};
f.bi=function(){if(Ac&&xm()||this.na){var a=this.i.scrollLeft<=-1*(this.i.scrollWidth-M(this.i).width);var b=0==this.i.scrollLeft}else a=0==this.i.scrollLeft,b=this.i.scrollLeft>=this.i.scrollWidth-M(this.i).width;this.j.className=a?"slider-button slider-button-left slider-button-disabled":"slider-button slider-button-left";this.o.className=b?"slider-button slider-button-right slider-button-disabled":"slider-button slider-button-right"};f.resize=function(){this.bi()};
function uB(a){var b=a.s?110:50;return Math.ceil(M(a.i).width/b)};function wB(a,b,c){X.call(this);this.i=a;this.source=b?b:"gbs_bookshelf_slider";this.V=0;this.o=new ok;this.qa=this.o.getSize();this.ma="";this.ta="boolean"===typeof c?!c:!1;Wj(this.o,"resize",r(this.Dm,this))}n(wB,X);f=wB.prototype;f.Dm=function(){this.o.getSize().width>this.qa.width?this.nh():Wj(this.o,"resize",r(this.Dm,this))};f.render=function(a){this.s=a;this.j=this.Sk(a);this.g.ka(this.j,"render",r(this.nh,this))};f.Sk=function(){return new rB(this.s,!0,void 0,void 0,this.i.getId())};
f.nh=function(){this.j.resize();var a=Math.ceil(1.25*uB(this.j))+1,b=this.df(this.V,a);b&&(this.V+=a,Yl(b,r(this.Zt,this)))};f.Ag=ba(18);f.Zt=function(a){a=a.target;if(fm(a)){if((a=(new rA(hm(a))).g)&&a.length){var b=Np(a[a.length-1].ya.Ig);this.ma!=b&&(this.ma=b,vB(this.j,xB(this,a)));(a=Uf(this.ha()))&&Jh(a,1)}else 0==this.j.ma&&this.mp();this.dispatchEvent("success")}};function xB(a,b){return a.Dk(b).map(function(c){return this.j.s?new LA(c,200,this.i.getId()):new IA(c,80,this.i.getId())},a)}
f.mp=function(){};f.ha=function(){return this.s};f.Dk=function(a){return this.source?a.map(function(b){b.ya.source=this.source;return b},this):a};function yB(a,b,c){$x.call(this,a,b,c);this.Qh(!0)}u(yB,$x);Wt("goog-checkbox-menuitem",function(){return new yB(null)});function zB(a){yB.call(this,Re(a.hb()),a.getId());this.i=a}n(zB,yB);zB.prototype.Nb=function(a){yB.prototype.Nb.call(this,a);if(this.i.te){var b=(a=1==this.i.te)?"Public bookshelf":"Private bookshelf";a=F("IMG",{src:"/googlebooks/images/sharing_"+(a?"public":"private")+".gif",alt:b,title:b,style:"padding-top:2px;padding-left:8px;float:"+(xm()?"left":"right")});a=F("DIV","goog-menuitem-accel",a,xf(String(this.i.ta)));Df(this.Ib(),a,1)}};function AB(a,b,c){c=void 0===c?!1:c;jy.call(this);this.j=a;this.o=b;this.V=c}n(AB,jy);f=AB.prototype;f.Qa=function(){jy.prototype.Qa.call(this);yA(this.o).forEach(this.ks,this)};f.Ka=function(){jy.prototype.Ka.call(this);this.ha().style.maxHeight="200px";this.ha().style.overflowY="scroll";var a=Z(this);a.ka(this.ha(),"mouseout",this.Mq);a.ka(this.ha(),"scroll",this.Nq)};f.Mq=function(a){Kf(this.ha(),a.relatedTarget)||this.Aa(!1)};
f.wt=function(a){var b=a.target,c=b.i,d=this.j.Ub();Qt(b,16)?lA(c,d):oA(c,d);this.dispatchEvent("g");a.stopPropagation()};f.Nq=function(a){a.stopPropagation()};f.ks=function(a){var b=!Sb(Ye(a.hb())),c=a.j&&(!a.qa||this.j.ma),d=!!mA(a,this.j.Ub());b&&(c||d)&&(b=new zB(a),b.Xf(d),b.lb(this.o.nl!=a.getId()||this.V),this.Za(b,!0),Z(this).ka(b,"action",this.wt))};function BB(a){var b=[];Fn(a,function(c){c instanceof zB&&Qt(c,16)&&b.push(c.i)});return b};function CB(a,b,c){Tz.call(this,null,null,c?5:0);this.i=new AB(a,b);this.i.he(this);Dj(this,this.i);this.o=new Image(16,16);this.o.src="/googlebooks/images/my_library_logo.png";this.Vb(64,!0)}n(CB,Tz);f=CB.prototype;f.Qa=function(){Tz.prototype.Qa.call(this);w(this.ha(),"add-to-library")};
function DB(a){a.i.Va||a.i.render();var b=BB(a.i);switch(b.length){case 0:var c="Add to my library";break;case 1:c="Added to "+b[0].hb();break;default:c="Added to "+b.length+" shelves"}0<b.length&&(c=Yz(a.o,c));cu(a,c)}f.Qb=function(a){this.yk();Tz.prototype.Qb.call(this,a);this.i.Va||this.i.render();a?(a=this.ha(),ky(this.i,new ay(a,8,!0),void 0,null)):this.i.kb()};
f.Ka=function(){Tz.prototype.Ka.call(this);var a=Z(this);a.ka(this,"enter",this.Jv);a.ka(this,"leave",this.yk);a.ka(this,"action",this.Oq);a.ka(this.i,"g",this.Et);DB(this)};f.Et=function(){DB(this)};f.Oq=function(){this.Qb(!0)};f.Jv=function(){this.yk();this.bp=V(r(this.Qb,this,!0),200)};f.yk=function(){Tl(this.bp)};f.bp=null;function EB(a){sA.call(this);null!=a&&a.bookshelf&&v(a.bookshelf,function(b){uA(this,new rA(b))},this)}n(EB,sA);function FB(a,b,c){var d=new S("/books");Ux(d);T(d,"op","cls_metadata");T(d,"jscmd","ClsMetadata");var e=U(new S(window.location),"uid");e&&T(d,"uid",e);b&&T(d,"uid",b);Bq(d.toString(),t(GB,a,c))}function HB(a,b){var c=new EB(b);a&&a.forEach(function(d){IB(d.Ub(),d.Na,c)});return c}function IB(a,b,c){b.forEach(function(d){var e=new jA;e.ya.Vl=a;(d=vA(c,String(d)))&&d.g.push(e)})}function GB(a,b,c){a(HB(b,c))};function JB(a){return a.split(KB).filter(function(b){return 0<b.length})}
var LB=/\s/,MB=/[ -]/,KB=/[+,;]/,NB=/-?"[^"]+"|[^\s"]+/g,OB=RegExp('["\\u201C\\u201D\\u201E\\u201F\\u275D\\u275E\\u301D-\\u301F\\uFF02]',"g"),PB=RegExp("[,!-%'-/:-@\\[-^`{-~\\xA1\\xAB\\xBB\\xB7\\xBF\\u05F3\\u05F4\\u200B\\u2010-\\u2014\\u2018-\\u201A\\u2026\\u2039\\u203A\\u2060\\u3001\\u3002\\u3008-\\u3011\\u30FB\\uFF01-\\uFF05\\uFF07-\\uFF0F\\uFF1A-\\uFF20\\uFF3B-\\uFF3E\\uFF40\\uFF5B-\\uFF65,\"\\u201C\\u201D\\u201E\\u201F\\u275D\\u275E\\u301D-\\u301F\\uFF02,]"),QB=RegExp("^[\\s\\xA0!-%'-/:-@\\[-^`{-~\\xA1\\xAB\\xBB\\xB7\\xBF\\u05F3\\u05F4\\u200B\\u2010-\\u2014\\u2018-\\u201A\\u2026\\u2039\\u203A\\u2060\\u3001\\u3002\\u3008-\\u3011\\u30FB\\uFF01-\\uFF05\\uFF07-\\uFF0F\\uFF1A-\\uFF20\\uFF3B-\\uFF3E\\uFF40\\uFF5B-\\uFF65]+|[\\s\\xA0!-%'-/:-@\\[-^`{-~\\xA1\\xAB\\xBB\\xB7\\xBF\\u05F3\\u05F4\\u200B\\u2010-\\u2014\\u2018-\\u201A\\u2026\\u2039\\u203A\\u2060\\u3001\\u3002\\u3008-\\u3011\\u30FB\\uFF01-\\uFF05\\uFF07-\\uFF0F\\uFF1A-\\uFF20\\uFF3B-\\uFF3E\\uFF40\\uFF5B-\\uFF65]+$",
"g");function RB(a){return A?a.toLowerCase():a.toLowerCase().normalize("NFD").replace(/[\u0300-\u036f]/g,"").normalize("NFC")};function SB(a){var b={};TB(a).forEach(function(c){for(var d=b,e=0;e<c.length;e++){var g=c.charAt(e);g=PB.test(g)?"-":g;d[g]||(d[g]={});d=d[g]}d!=b&&(d.$=UB)});return b}
function TB(a){a=Me(RB(a));var b=a.match(OB);b&&(a=a.replace(OB,'"'),b.length&1&&(a+='"'));b=a.match(NB);if(!b)return[];a=new Set;b=la(b);for(var c=b.next();!c.done;c=b.next())if(c=c.value,c.startsWith('"'))a.add(c.replace(QB,""));else if(!c.startsWith("-")){c=JB(c.replace(QB,""));c=la(c);for(var d=c.next();!d.done;d=c.next())a.add(d.value)}a.delete("");return Array.from(a)}var UB={};function VB(a){var b=!0;b=void 0===b?!1:b;this.g="string"===typeof a?SB(a):a;this.j=b;this.i=[]}
function WB(a,b,c,d){for(var e=gb(d),g=a.i,h=g.length-1,k;k=g[h];h--){var l=k;var m=b;var p=c,x=!1;if(l.g)if(x=!!l.g.$,MB.test(m)){if(l.g=l.g[" "]||l.g["-"],l.g)for(;m=l.g[" "]||l.g["-"];)l.g=m}else l.endOffset=p+1,l.lh=void 0,l.g=l.g[m]||null;l.i=!l.g;if(x){l={startOffset:k.startOffset,Qg:k.Qg,endOffset:k.endOffset,lh:k.lh};if(a.j)for(;e&&e.startOffset<=l.endOffset&&l.startOffset<=e.endOffset&&e.Qg===l.Qg;){d.pop();if(e.startOffset<l.startOffset||e.endOffset>l.endOffset)l={startOffset:e.startOffset,
Qg:e.Qg,endOffset:l.endOffset,lh:l.lh};e=gb(d)}d.push(l);e=l}k.i&&rb(g,h)}}function XB(a,b){this.startOffset=a;this.Qg=void 0;this.endOffset=a;this.lh=void 0;this.i=!1;this.g=b};function YB(a,b){var c=void 0;c=void 0===c?Infinity:c;b=new VB(b);c=void 0===c?Infinity:c;var d=void 0===d?[]:d;var e=" ",g,h=RB(a);for(g=0;g<h.length&&d.length<c;g++){var k=h.charAt(g);a=MB.test(e);if(LB.test(k)){if(k=" ",a)continue}else if(PB.test(k)){if(k="-",a)continue}else a&&b.g[k]&&b.i.push(new XB(g,b.g));WB(b,k,g,d);e=k}MB.test(e)||WB(b," ",g,d);d.length>=c&&(d.length=c);return d};function ZB(a){var b=SB(a);a=$B();Array.prototype.forEach.call(a,function(c){aC(b,c)})}function $B(){var a=[],b=ub(kf("patent-text")),c=lf("patent-title");for(c&&b.push(c);c=b.pop();)3==c.nodeType?a.push(c):vb(b,c.childNodes);return a}
function aC(a,b){var c=Tf(b);a=YB(c,a);if(a.length){var d=[],e=0;a.forEach(function(g){d.push(c.substring(e,g.startOffset),Vi("span",{"class":"patent-text-highlight"},c.substring(g.startOffset,g.endOffset)));e=g.endOffset});d.push(c.substring(e));a=H("span");O(a,Pi(d));Ef(a,b)}};function bC(){$x.call(this,"Turn off highlighting");var a=Ek("dq")||Ek("q");a&&ZB(a);this.Pb=!0}n(bC,$x);bC.prototype.Ka=function(){$x.prototype.Ka.call(this);Z(this).ka(this,"action",this.i)};bC.prototype.i=function(){this.Pb=!this.Pb;y(window.document.body,"patent-highlight-disabled",!this.Pb);cu(this,this.Pb?"Turn off highlighting":"Turn on highlighting")};function cC(){}u(cC,dy);Qa(cC);cC.prototype.Nc=function(a){return a.g.Oa("DIV",Kt(this,a).join(" ")+" goog-inline-block","\u00a0")};cC.prototype.Rb=function(a,b){b=cC.oa.Rb.call(this,a,b);w(b,"goog-inline-block");return b};cC.prototype.Ra=function(){return"goog-toolbar-separator"};function dC(){}u(dC,St);Qa(dC);f=dC.prototype;f.Nc=function(a){var b=Kt(this,a);b=a.g.Oa("DIV","goog-inline-block "+b.join(" "),this.Ei(a.Dc(),a.g));this.yf(b,a.hf());return b};f.lg=function(){return"button"};f.Fc=function(a){return a&&a.firstChild&&a.firstChild.firstChild};f.Ei=function(a,b){return b.Oa("DIV","goog-inline-block "+(this.Ra()+"-outer-box"),b.Oa("DIV","goog-inline-block "+(this.Ra()+"-inner-box"),a))};f.mi=function(a){return"DIV"==a.tagName};
f.Rb=function(a,b){eC(b,!0);eC(b,!1);a:{var c=a.g.Yn(b);var d=this.Ra()+"-outer-box";if(c&&Hb(c,d)&&(c=a.g.Yn(c),d=this.Ra()+"-inner-box",c&&Hb(c,d))){c=!0;break a}c=!1}c||b.appendChild(this.Ei(b.childNodes,a.g));Ib(b,["goog-inline-block",this.Ra()]);return dC.oa.Rb.call(this,a,b)};f.Ra=function(){return"goog-custom-button"};
function eC(a,b){if(a)for(var c=b?a.firstChild:a.lastChild,d;c&&c.parentNode==a;){d=b?c.nextSibling:c.previousSibling;if(3==c.nodeType){var e=c.nodeValue;if(""==Tb(e))a.removeChild(c);else{c.nodeValue=b?e.replace(/^[\s\xa0]+/,""):e.replace(/[\s\xa0]+$/,"");break}}else break;c=d}};function fC(){}u(fC,dC);Qa(fC);fC.prototype.Ra=function(){return"goog-toolbar-button"};function gC(){this.g="toolbar"}u(gC,hw);Qa(gC);gC.prototype.uh=function(a){return"HR"==a.tagName?new ey(cC.Jb()):gC.oa.uh.call(this,a)};gC.prototype.og=function(){return"goog-toolbar"};gC.prototype.Xn=function(){return"horizontal"};function hC(a){gC.call(this);this.i=a}u(hC,gC);var iC={};hC.prototype.og=function(){return this.i||"ocean-chrome-toolbar"};function jC(a){R.call(this);this.g=[];kC(this,a)}u(jC,R);f=jC.prototype;f.Wf=null;f.Uj=null;function lC(a,b){a.Uj=b}function kC(a,b){b&&(b.forEach(function(c){mC(this,c,!1)},a),vb(a.g,b))}f.Pa=function(a){this.Ye(a,this.g.length)};f.Ye=function(a,b){a&&(mC(this,a,!1),wb(this.g,b,0,a))};f.Ld=function(){return ub(this.g)};f.Ne=function(a){a!=this.Wf&&(mC(this,this.Wf,!1),this.Wf=a,mC(this,a,!0));this.dispatchEvent("select")};f.ua=function(){jC.oa.ua.call(this);delete this.g;this.Wf=null};
function mC(a,b,c){b&&("function"==typeof a.Uj?a.Uj(b,c):"function"==typeof b.Il&&b.Il(c))};function nC(a,b,c){mw.call(this,b,a||gC.Jb(),c)}u(nC,mw);nC.prototype.wi=function(a){nC.oa.wi.call(this,a);this.ee||rw(this)};function oC(a,b,c){lu.call(this,a,b||fC.Jb(),c)}u(oC,lu);Wt("goog-toolbar-button",function(){return new oC(null)});function pC(a,b){ey.call(this,a||cC.Jb(),b)}u(pC,ey);Wt("goog-toolbar-separator",function(){return new pC});function qC(a){a=a||"viewport-chrome-toolbar";a=iC[a]||(iC[a]=new hC(a));nC.call(this,a);this.wa={};this.l=new hk(this)}n(qC,nC);function rC(a,b,c,d){b.Vb(16,!0);if(c){var e=a.wa[c];e||(e=new jC,lC(e,function(g,h){g&&g.Xf(h)}),a.wa[c]=e);e.Pa(b);b.Gf&=-17;Q(b,"action",function(g){e.Ne(g.target)});d&&e.Ne(b)}else b.Vc(16,!!d)}function sC(a,b){a.wa.viewport&&a.wa.viewport.Ne(b)}qC.prototype.ua=function(){nC.prototype.ua.call(this);this.l.Ea();dd(this.wa,function(a){a.Ea()})};function tC(){}u(tC,St);Qa(tC);f=tC.prototype;f.Nc=function(a){var b=Kt(this,a);b=a.g.Oa("DIV","goog-inline-block "+b.join(" "),a.Dc());this.yf(b,a.hf());return b};f.lg=function(){return"button"};f.mi=function(a){return"DIV"==a.tagName};f.Rb=function(a,b){w(b,"goog-inline-block");return tC.oa.Rb.call(this,a,b)};f.yb=function(){return""};f.Ra=function(){return"goog-flat-button"};Wt("goog-flat-button",function(){return new lu(null,tC.Jb())});function uC(){}u(uC,dC);Qa(uC);uC.prototype.Fc=function(a){return uC.oa.Fc.call(this,a&&a.firstChild)};uC.prototype.Rb=function(a,b){var c=hf("*","goog-menu",b)[0];if(c){N(c,!1);df(c).body.appendChild(c);var d=new hy;En(d,c);a.Me(d)}return uC.oa.Rb.call(this,a,b)};uC.prototype.Ei=function(a,b){return uC.oa.Ei.call(this,[b.Oa("DIV","goog-inline-block "+(this.Ra()+"-caption"),a),b.Oa("DIV","goog-inline-block "+(this.Ra()+"-dropdown"),"\u00a0")],b)};uC.prototype.Ra=function(){return"goog-menu-button"};function vC(){this.g=[]}u(vC,Vx);Qa(vC);vC.prototype.Nc=function(a){var b=vC.oa.Nc.call(this,a);w(b,"goog-submenu");wC(this,a,b);return b};vC.prototype.Rb=function(a,b){b=vC.oa.Rb.call(this,a,b);w(b,"goog-submenu");wC(this,a,b);var c=hf("DIV","goog-menu",b);if(c.length){var d=new hy(a.g);c=c[0];N(c,!1);a.g.g.body.appendChild(c);En(d,c);a.Me(d,!0)}return b};vC.prototype.mg=function(a,b){var c=this.Fc(a),d=c&&c.lastChild;vC.oa.mg.call(this,a,b);d&&c.lastChild!=d&&Hb(d,"goog-submenu-arrow")&&c.appendChild(d)};
vC.prototype.ni=function(a){vC.oa.ni.call(this,a);var b=a.Ib(),c=jf(a.g.g,"SPAN","goog-submenu-arrow",b)[0];xC(a,c);c!=b.lastChild&&b.appendChild(c);a=a.ha();Y(a,"haspopup","true")};function wC(a,b,c){var d=b.g.Oa("SPAN");d.className="goog-submenu-arrow";xC(b,d);a.Fc(c).appendChild(d)}function xC(a,b){In(a)?(w(b,"goog-submenu-arrow-rtl"),J(b,"\u25c4")):(Jb(b,"goog-submenu-arrow-rtl"),J(b,"\u25ba"))};function yC(a,b,c,d){$x.call(this,a,b,c,d||vC.Jb())}u(yC,$x);f=yC.prototype;f.ah=null;f.Pl=null;f.rl=!1;f.nc=null;f.Hi=!1;f.Ka=function(){yC.oa.Ka.call(this);Z(this).ka(this.getParent(),"hide",this.Xo);this.nc&&zC(this,this.nc,!0)};f.jc=function(){Z(this).Ta(this.getParent(),"hide",this.Xo);this.nc&&(zC(this,this.nc,!1),this.Hi||(this.nc.jc(),I(this.nc.ha())));yC.oa.jc.call(this)};f.ua=function(){this.nc&&!this.Hi&&this.nc.Ea();this.nc=null;yC.oa.ua.call(this)};
f.Sc=function(a){yC.oa.Sc.call(this,a);a||(this.ah&&Tl(this.ah),this.ah=V(this.ze,218,this))};f.Ol=function(){var a=this.getParent();a&&qw(a)==this&&(AC(this,!0),BC(this))};f.ze=function(){var a=this.nc;a&&a.getParent()==this&&(AC(this,!1),Fn(a,function(b){"function"==typeof b.ze&&b.ze()}))};function CC(a){a.ah&&Tl(a.ah);a.Pl&&Tl(a.Pl)}f.Aa=function(a,b){(a=yC.oa.Aa.call(this,a,b))&&!this.isVisible()&&this.ze();return a};
function BC(a){Fn(a.getParent(),function(b){b!=this&&"function"==typeof b.ze&&(b.ze(),CC(b))},a)}f.Pc=function(a){var b=a.keyCode,c=In(this)?37:39,d=In(this)?39:37;if(!this.rl){if(!this.isEnabled()||b!=c&&13!=b&&b!=this.ul)return!1;this.Ol();rw(DC(this));CC(this)}else if(!DC(this).Pc(a))if(b==d)this.ze();else return!1;a.preventDefault();return!0};f.Nu=function(){this.nc.getParent()==this&&(CC(this),this.Gg().Sc(this),BC(this))};f.Xo=function(a){a.target==this.Gg()&&(this.ze(),CC(this))};
f.Ee=function(a){this.isEnabled()&&(CC(this),this.Pl=V(this.Ol,218,this));yC.oa.Ee.call(this,a)};f.vf=function(a){CC(this);if(Pt(this,8)||Pt(this,16))return yC.oa.vf.call(this,a);this.Ol();return!0};
function AC(a,b){!b&&DC(a)&&DC(a).Td(-1);a.dispatchEvent(Bn(64,b));var c=DC(a);b!=a.rl&&y(a.ha(),"goog-submenu-open",b);if(b!=c.isVisible()&&(b&&(c.Va||c.render(),c.Td(-1)),c.Aa(b),b)){c=new Hu(a.ha(),12,!1);var d=DC(a),e=d.ha();d.isVisible()||(e.style.visibility="hidden",N(e,!0));c.Mc(e,8);d.isVisible()||(N(e,!1),e.style.visibility="visible")}a.rl=b}function zC(a,b,c){var d=Z(a);(c?d.ka:d.Ta).call(d,b,"enter",a.Nu)}f.Pa=function(a){DC(this).Za(a,!0)};f.Ye=function(a,b){DC(this).tg(a,b,!0)};
f.Ld=function(){return DC(this).Ld()};function DC(a){a.nc?a.Hi&&a.nc.getParent()!=a&&a.nc.he(a):a.Me(new hy(a.g),!0);a.nc.ha()||a.nc.Qa();return a.nc}f.Me=function(a,b){var c=this.nc;a!=c&&(c&&(this.ze(),this.Va&&zC(this,c,!1)),this.nc=a,this.Hi=!b,a&&(a.he(this),a.Aa(!1,!0),iy(a,!1),vw(a,!1),this.Va&&zC(this,a,!0)))};f.Vd=function(a){return DC(this).Vd(a)};Wt("goog-submenu",function(){return new yC(null)});function EC(a,b,c,d,e){lu.call(this,a,c||uC.Jb(),d);this.Vb(64,!0);this.o=new ay(null,9);b&&this.Me(b);this.Sa=new Rl(500);this.Ya=e||fy.Jb()}u(EC,lu);f=EC.prototype;f.Ka=function(){EC.oa.Ka.call(this);FC(this,!0);this.i&&GC(this,this.i,!0);Y(this.va,"haspopup",!!this.i)};f.jc=function(){EC.oa.jc.call(this);FC(this,!1);if(this.i){this.Qb(!1);this.i.jc();GC(this,this.i,!1);var a=this.i.ha();a&&I(a)}};f.ua=function(){EC.oa.ua.call(this);this.i&&(this.i.Ea(),delete this.i);delete this.wb;this.Sa.Ea()};
f.Te=function(a){EC.oa.Te.call(this,a);this.isActive()&&(this.Qb(!this.md(),a),this.i&&(a=this.md(),this.i.ee=a))};f.de=function(a){EC.oa.de.call(this,a);this.i&&!this.isActive()&&(this.i.ee=!1)};f.vf=function(){eu(this,!1);return!0};f.gt=function(a){this.i&&this.i.isVisible()&&!this.Vd(a.target)&&this.Qb(!1)};f.Vd=function(a){return a&&Kf(this.ha(),a)||this.i&&this.i.Vd(a)||!1};
f.be=function(a){if(32==a.keyCode){if(a.preventDefault(),"keyup"!=a.type)return!0}else if("key"!=a.type)return!1;if(this.i&&this.i.isVisible()){var b=13==a.keyCode||32==a.keyCode,c=this.i.Pc(a);return c&&this.i&&this.i.Zb instanceof yC||27!=a.keyCode&&!b?c:(this.Qb(!1),!0)}return 40==a.keyCode||38==a.keyCode||32==a.keyCode||13==a.keyCode?(this.Qb(!0,a),!0):!1};f.Uk=function(){this.Qb(!1)};f.oi=function(a){this.Qb(!1);EC.oa.oi.call(this,a)};
function HC(a){a.i||a.Me(new hy(a.g,a.Ya));return a.i||null}f.Me=function(a){var b=this.i;a!=b&&(b&&(this.Qb(!1),this.Va&&GC(this,b,!1),delete this.i),this.Va&&Y(this.va,"haspopup",!!a),a&&(this.i=a,a.he(this),a.Aa(!1),iy(a,!1),this.Va&&GC(this,a,!0)));return b};f.Pa=function(a){HC(this).Za(a,!0)};f.Ye=function(a,b){HC(this).tg(a,b,!0)};f.Aa=function(a,b){(a=EC.oa.Aa.call(this,a,b))&&!this.isVisible()&&this.Qb(!1);return a};f.lb=function(a){EC.oa.lb.call(this,a);this.isEnabled()||this.Qb(!1)};
f.Qb=function(a,b){EC.oa.Qb.call(this,a);if(this.i&&Qt(this,64)==a){if(a)this.i.Va||this.i.render(),this.wa=yh(this.ha()),this.Ua=Ih(this.ha()),IC(this),!b||40!=b.keyCode&&38!=b.keyCode?this.i.Td(-1):rw(this.i);else{eu(this,!1);this.i.ee=!1;var c=this.ha();c&&(Y(c,"activedescendant",""),Y(c,"owns",""));null!=this.ta&&(this.ta=void 0,(c=this.i.ha())&&L(c,"",""))}this.i.Aa(a,!1,b);this.Id||(b=Z(this),c=a?b.ka:b.Ta,c.call(b,this.g.g,"mousedown",this.gt,!0),c.call(b,this.Sa,"tick",this.Sq),a?this.Sa.start():
this.Sa.stop())}this.i&&this.i.ha()&&this.i.va.removeAttribute("aria-hidden")};function IC(a){if(a.i.Va){var b=a.wb||a.ha(),c=a.o;a.o.g=b;b=a.i.ha();a.i.isVisible()||(b.style.visibility="hidden",N(b,!0));!a.ta&&a.o.s&&a.o.j&32&&(a.ta=M(b));c.Mc(b,c.i^1,null,a.ta);a.i.isVisible()||(N(b,!1),b.style.visibility="visible")}}
f.Sq=function(){var a=Ih(this.ha()),b=yh(this.ha());var c=this.Ua;(c=!(c==a||c&&a&&c.left==a.left&&c.width==a.width&&c.top==a.top&&c.height==a.height))||(c=this.wa,c=!(c==b||c&&b&&c.top==b.top&&c.right==b.right&&c.bottom==b.bottom&&c.left==b.left));c&&(this.i.Va&&b&&this.wa&&b.tb()<this.wa.tb()&&(c=this.i.ha(),this.i.isVisible()||(c.style.visibility="hidden",N(c,!0)),sh(c,new B(0,0))),this.Ua=a,this.wa=b,IC(this))};
function GC(a,b,c){var d=Z(a);c=c?d.ka:d.Ta;c.call(d,b,"action",a.Uk);c.call(d,b,"close",a.Pq);c.call(d,b,"highlight",a.Qq);c.call(d,b,"unhighlight",a.Rq)}function FC(a,b){var c=Z(a);(b?c.ka:c.Ta).call(c,a.ha(),"keydown",a.xt)}f.Qq=function(a){(a=a.target.ha())&&JC(this,a)};f.xt=function(a){Pt(this,32)&&this.ha()&&this.i&&this.i.isVisible()&&a.stopPropagation()};f.Rq=function(){if(!qw(this.i)){var a=this.ha();Y(a,"activedescendant","");Y(a,"owns","")}};
f.Pq=function(a){if(this.md()&&a.target instanceof $x){a=a.target;var b=a.ha();a.isVisible()&&Qt(a,2)&&null!=b&&JC(this,b)}};function JC(a,b){a=a.ha();b=$m(b)||b;if(!b.id){var c=xn.Jb();b.id=yn(c)}an(a,b);Y(a,"owns",b.id)}Wt("goog-menu-button",function(){return new EC(null)});function KC(){}u(KC,tC);Qa(KC);KC.prototype.Nc=function(a){var b=Kt(this,a);b=a.g.Oa("DIV","goog-inline-block "+b.join(" "),[LC(this,a.Dc(),a.g),MC(this,a.g)]);this.yf(b,a.hf());return b};KC.prototype.Fc=function(a){return a&&a.firstChild};
KC.prototype.Rb=function(a,b){var c=hf("*","goog-menu",b)[0];if(c){N(c,!1);a.g.g.body.appendChild(c);var d=new hy;En(d,c);a.Me(d)}hf("*",this.Ra()+"-caption",b)[0]||b.appendChild(LC(this,b.childNodes,a.g));hf("*",this.Ra()+"-dropdown",b)[0]||b.appendChild(MC(this,a.g));return KC.oa.Rb.call(this,a,b)};function LC(a,b,c){return c.Oa("DIV","goog-inline-block "+(a.Ra()+"-caption"),b)}function MC(a,b){return b.Oa("DIV",{"class":"goog-inline-block "+(a.Ra()+"-dropdown"),"aria-hidden":!0},"\u00a0")}
KC.prototype.Ra=function(){return"goog-flat-menu-button"};Wt("goog-flat-menu-button",function(){return new EC(null,null,KC.Jb())});function NC(a){qC.call(this);this.N=a.Cb;this.i=a.qh;this.Ia=a.history;this.o=a.Gj;this.Ba=a.Dj;this.ta=a.flags;this.Ga=a.zk;this.Na="patents"==Op();if(!a.dl){var b=D("appbar-patents-prior-art-finder-link");if(b&&(b=b.getAttribute("href"))){var c=new Tz("Find prior art",void 0,2);this.Za(c,!0);this.l.ka(c,"action",r(this.fe,this,b))}if(c=D("appbar-patents-discuss-this-link"))if(b=c.getAttribute("href")){if("true"==c.getAttribute("data-is-grant")){var d="Discuss this patent";c="Discuss this patent on Stack Exchange"}else d=
"Discuss this application",c="Discuss this application on Stack Exchange";d=new Tz(d,void 0,2);d.yf(c);this.Za(d,!0);this.l.ka(d,"action",r(this.fe,this,b))}!this.N&&(b=D("appbar-read-patent-link"))&&(b=b.getAttribute("href"))&&(c=new Tz("View PDF"),this.Za(c,!0),this.l.ka(c,"action",r(this.fe,this,b)))}if(this.N){this.Ya=!!a.yj||!!a.xj;a.dl&&(b=Yz("/googlebooks/images/kennedy/zoom_tool.png"),this.eh=new Tz(b,void 0,void 0,1),this.eh.mc(2),this.Za(this.eh,!0),Q(this.eh,"action",r(this.Fm,this,"zoomin")),
b=Yz("/googlebooks/images/kennedy/zoom_out.png"),this.fh=new Tz(b,void 0,void 0,1),this.fh.mc(1),this.Za(this.fh,!0),Q(this.fh,"action",r(this.Fm,this,"zoomout")));c=!!a.yj;b=!!a.xj;if(c||b){d=Yz("/googlebooks/images/kennedy/one_up_page_view.png");this.Kg=new Tz(d,void 0,void 0,1);this.Kg.mc(2);Q(this.Kg,"action",r(this.Vj,this,qt));this.Za(this.Kg,!0);rC(this,this.Kg,"viewport",!0);if(c){d=Yz("/googlebooks/images/kennedy/two_up_page_view.png");this.Sg=new Tz(d,void 0,void 0,1);c=1;if(this.i||b)c=
3;this.Sg.mc(c);Q(this.Sg,"action",r(this.Vj,this,ru));this.Za(this.Sg,!0);rC(this,this.Sg,"viewport")}b&&(d=Yz("/googlebooks/images/kennedy/thumbnail.png"),this.Rg=new Tz(d,void 0,void 0,1),c=1,this.i&&(c=3),this.Rg.mc(c),Q(this.Rg,"action",r(this.Vj,this,xt)),this.Za(this.Rg,!0),rC(this,this.Rg,"viewport"));this.l.ka(this.N,"viewportmodechange",this.Em);this.Em()}this.i&&(b=Yz("/googlebooks/images/kennedy/maximize.png"),this.qa=new Tz(b,void 0,void 0,1),this.qa.Vb(16,!0),this.qa.Xf(!1),this.Ya&&
this.qa.mc(1),this.Za(this.qa,!0),this.l.ka(this.qa,"action",this.Qv),this.l.ka(this.i,"change",this.ut));this.Ga&&(b=Yz("/googlebooks/images/kennedy/clip.png"),this.j=new Tz(b,void 0,void 0,1),this.j.Vb(16,!0),this.j.mc(2),this.j.Xf(!1),this.Za(this.j,!0),Q(this.j,"action",r(this.St,this)));a.Ll&&(b=Yz("/googlebooks/images/kennedy/insert_link.png"),this.V=new Tz(b,void 0,void 0,1),this.V.Vb(16,!0),this.j&&this.V.mc(1),this.Za(this.V,!0),Q(this.V,"action",r(this.ws,this)));a.Ml&&(b=!!this.N.Wa().ui,
c=!!Mo(this.N.ab(),this.N.Wa().Zh),d=this.N.Da().Ce()||"Contents",b||c?(b=Yz("/googlebooks/images/kennedy/menu_down_arrow.png",d),b=Cb(b),this.dh=b[0],this.Fd=new Tz(b),this.Fd.mc(2),this.Za(this.Fd,!0),this.l.ka(this.Fd,"action",this.yu),rC(this,this.Fd)):(this.dh=F("SPAN","jfk-button-label",d),this.Fd=new Tz(this.dh),this.Fd.lb(!1),this.Fd.mc(2),this.Za(this.Fd,!0)),b=Yz("/googlebooks/images/kennedy/page_left.png"),this.fj=new Tz(b,void 0,void 0,1),this.fj.mc(3),this.Za(this.fj,!0),Q(this.fj,"action",
r(this.N.qb,this.N,"previous")),b=Yz("/googlebooks/images/kennedy/page_right.png"),this.hj=new Tz(b,void 0,void 0,1),this.hj.mc(1),this.Za(this.hj,!0),Q(this.hj,"action",r(this.N.qb,this.N,"next")),this.l.ka(this.N,"pagechange",this.Tq))}if(a.Nl&&(b=D("appbar-view-print-sample-link"))&&(b=b.getAttribute("href"))){c=D("appbar-view-ebook-sample-link");var e;c&&(e=c.getAttribute("href"));c=new Tz("View sample");Tt(c,"gb-view-sample-button");this.Za(c,!0);this.l.ka(c,"action",r(this.fe,this,b));e&&(c.mc(2),
c=new hy,d=new $x("Sample print book"),this.l.ka(d,"action",r(this.fe,this,b)),c.Za(d,!0),Tt(d,"gb-sample-print-book-menuitem"),b=new $x("Sample eBook"),this.l.ka(b,"action",r(this.fe,this,e)),c.Za(b,!0),Tt(b,"gb-sample-ebook-menuitem"),e=new EC("",c,KC.Jb()),Tt(e,"gb-jfk-margin-fix"),Tt(e,"gb-view-sample-dropdown"),e.mc(1),this.Za(e,!0))}this.ta&&!this.ta.is_cobrand&&this.o&&!this.Na&&(e=this.Ba&&this.Ba.uid,b=HB([this.o],this.Ba),e?(this.Nh=new CB(this.o,b),this.Za(this.Nh,!0)):(e=Yz("/googlebooks/images/kennedy/menu_down_arrow.png",
"Add to my library"),e=Cb(e),this.Nh=new Tz(e),this.Za(this.Nh,!0),e=r(this.fe,this,this.ta.sign_in_url||this.ta.signInUrl),Wj(this.Nh,"action",e)));if(a.dl){if(e=D("appbar-write-review-link"))if(e=e.getAttribute("href"))this.Ua=new Tz("Write review"),this.Za(this.Ua,!0),this.l.ka(this.Ua,"action",r(this.fe,this,e));OC(this,"appbar-application-grant-link","application-grant");OC(this,"appbar-content-language-link","content-language")}else if(e=D("appbar-download-pdf-link"))if(e=e.getAttribute("href"))b=
new Tz("Download PDF"),this.Za(b,!0),this.l.ka(b,"action",r(this.fe,this,e));a.Gv&&(a=Yz("/googlebooks/images/kennedy/settings.png"),w(a[0],"goog-flat-menu-button-img"),e=F("DIV",{"class":"toc-div"}),b=new hy,b.Za(new Zt(e),!0),(c=document.getElementById("ofe-gear-menu-contents"))&&e.appendChild(c.cloneNode(!0)),this.Ha=new EC(a,b,KC.Jb()),this.Za(this.Ha,!0),this.Na&&!this.N&&(a=new bC,this.Ha.Ye(a,0)))}n(NC,qC);
function PC(a){var b=D("left-toolbar-buttons"),c=D("right-toolbar-buttons");(new NC({Cb:a.Cb,qh:a.qh,history:a.history,yj:a.yj,xj:a.xj,Gj:a.Gj,Dj:a.Dj,flags:a.flags,zk:a.zk,Ll:a.Ll,dl:!0,Nl:a.Nl})).render(b);(new NC({Cb:a.Cb,Ml:a.Ml,Gv:!0})).render(c)}f=NC.prototype;f.Qv=function(){var a=this.i;Ss(a,!a.nf());this.Ia.update()};f.ut=function(){this.qa.Vc(16,this.i.nf())};f.St=function(){this.Ga(Qt(this.j,16))};
f.ws=function(){if(Qt(this.V,16)){var a=new xu(document.body,this.N,!0);a.render(this.V,!0);Wj(a,"dispose",r(this.V.Xf,this.V,!1))}};f.Vj=function(a){this.N.Wb(a);this.N.Xa().getQuery()||this.Ia.update()};f.Em=function(){var a=this.N.Fa();a instanceof qt&&sC(this,this.Kg);a instanceof ru&&sC(this,this.Sg);a instanceof xt&&sC(this,this.Rg);a=a.Kc;this.fh.lb(a);this.eh.lb(a)};f.Fm=function(a){this.N.qb(a)};
function OC(a,b,c){if(b=kf(b)){var d=b.length;if(1<d)for(var e=0;e<d;++e){var g=b[e],h=g.getAttribute("href"),k=g.getAttribute("data-label");g=g.getAttribute("data-selected");k=new Tz(k);0==e&&e!=d-1?k.mc(2):e==d-1&&0!=e?k.mc(1):0!=e&&e!=d-1&&k.mc(3);a.Za(k,!0);rC(a,k,c,!!g);g||a.l.ka(k,"action",r(a.fe,a,h))}}}f.Tq=function(){var a=this.N.Da().Ce()||"Contents";this.dh&&O(this.dh,im(a,{qj:"009928d1-72d6-47df-9510-9ba0bced7071"}))};f.yu=function(){this.Fd.qe&16&&(new mu(this.N,this.Fd,this.ta)).render(3)};
f.fe=function(a){hi(window.location,li(a))};f.Kg=null;f.Sg=null;f.Rg=null;f.eh=null;f.fh=null;f.hj=null;f.fj=null;f.Fd=null;f.dh=null;f.Nh=null;function QC(a,b){cA.call(this,a);this.o=b}n(QC,cA);
QC.prototype.render=function(){var a=this.ha();w(a,this.className+"-tooltip");w(a,this.className+"-device-and-format");K(a,"z-index",1E4);if(this.o.ma){for(var b=this.className,c=F("DIV",this.className+"-meta"),d=document,e=vf(d,"TABLE"),g=e.appendChild(vf(d,"TBODY")),h=0;1>h;h++){for(var k=vf(d,"TR"),l=0;2>l;l++)k.appendChild(vf(d,"TD"));g.appendChild(k)}w(e,this.className+"-table-layout");d=e.rows[0].cells;g=RC(this);d[0].appendChild(g);g=SC(this);d[1].appendChild(g);g=F("DIV",this.className+"-link");
h=F("A",{target:"_blank"},"Help with devices & formats");k=new S(window.location.href);l=new S("/support/bin/answer.py?answer=1062949");k=U(k,"hl")?T(l,"hl",U(k,"hl")).toString():"/support/bin/answer.py?answer=1062949";$h(h,k);g.appendChild(h);d[1].appendChild(g);c.appendChild(e);e=this.o;if((d=e.Lc)&&!e.Tf&&e.Ya){var m;e.Hb&&Vm.jw&&(m="Read the book");m=F("P",this.className+"-additional",F("A",{href:d},m));c.appendChild(m)}if(e.Ha||e.Ia)if(d=e.Kb,g=e.Ua,d||g)m=F("P",this.className+"-additional",
xf("Download ")),d&&(h=F("A",{href:d},"EPUB"),m.appendChild(h)),g&&(d&&m.appendChild(xf(", ")),d=F("A",{href:g},"PDF"),m.appendChild(d)),m.appendChild(xf(" - ")),e=e.Ub(),d=(new S(window.location.href)).l.split("/"),d=new S("/"+d[1]),Ux(d),T(d,"output","acs_help"),T(d,"id",e),e=F("A",{href:d.toString()},"read eReader instructions"),m.appendChild(e),c.appendChild(m);m=F("A",{target:"_blank"},"Learn more about books on Google Play");$h(m,"https://books.google.com/support/bin/topic.py?topic=28528");
this.j=F("DIV",this.className+"-footer",m);b=F("DIV",b,c,this.j);w(b,this.className+"-device-content");a.appendChild(b)}};
function RC(a){var b=F("UL",a.className+"-list"),c=F("H4",null,"Good for:");b.appendChild(c);var d=a.className+"-device-type";c=a.className+"-device-supported";var e=a.className+"-device-not-supported",g=a.className+"-device-unknown-supported",h=F("A",{"class":d,href:"/help/ebooks/webreader.html"},"Web"),k=F("A",{"class":d,href:"/help/ebooks/devices.html"},"Tablet / iPad"),l=F("A",{"class":d,href:"/help/ebooks/ereader.html"},"eReader"),m=F("A",{"class":d,href:"/help/ebooks/devices.html"},"Smartphone"),
p=a.o.Ui,x=a.o.Vi,C=a.o.Tf;d=new hk(a);h=F("LI",null,h);C?d.ka(h,"mouseover",t(a.i,"The format of this book is currently unknown. We will update this when we receive the information from the publisher.")):(p||x)&&d.ka(h,"mouseover",t(a.i,"This eBook, like all Google eBooks, is formatted to be readable on the web."));d.ka(h,"mouseout",a.wa);b.appendChild(h);k=F("LI",null,k);C?d.ka(k,"mouseover",t(a.i,"The format of this book is currently unknown. We will update this when we receive the information from the publisher.")):
(p||x)&&d.ka(k,"mouseover",t(a.i,"This eBook, like all Google eBooks, is formatted to be readable on tablet devices like Android tablets and the iPad."));d.ka(k,"mouseout",a.wa);b.appendChild(k);l=F("LI",null,l);d.ka(l,"mouseover",function(){C?this.i("The format of this book is currently unknown. We will update this when we receive the information from the publisher."):p?this.i("This Google eBook includes flowing text, so you can adjust the font to read comfortably on an eReader."):this.i("This Google eBook does not include flowing text, so you cannot adjust the font on an eReader.")});
d.ka(l,"mouseout",a.wa);b.appendChild(l);m=F("LI",null,m);d.ka(m,"mouseover",function(){C?this.i("The format of this book is currently unknown. We will update this when we receive the information from the publisher."):p&&x?this.i("This eBook is good for smartphones like Android and iPhone / iPod touch."):p?this.i("This Google eBook includes flowing text  so you can adjust the font to read comfortably on the small screen of a smartphone."):this.i("This eBook may be hard to read on smartphones like Android and iPhone / iPod touch.")});
d.ka(m,"mouseout",a.wa);b.appendChild(m);C?(w(h,g),w(k,g),w(l,g),w(m,g)):p?(w(h,c),w(k,c),w(l,c),w(m,c)):(x?(w(h,c),w(k,c)):(w(h,e),w(k,e)),w(l,e),w(m,e));return b}
function SC(a){var b=F("UL",a.className+"-list"),c=F("H4",null,"Features:");b.appendChild(c);var d=a.className+"-device-supported",e=a.className+"-device-not-supported",g=a.className+"-device-unknown-supported";c=F("A",{},"Flowing text");$h(c,"/support/bin/answer.py?answer=1062949");var h=F("A",{},"Scanned pages");$h(h,"/support/bin/answer.py?answer=1062949");var k=a.o.Ui,l=a.o.Vi,m=a.o.Tf;m?(c=F("LI",g,c),d=F("LI",g,h)):(c=F("LI",k?d:e,c),d=F("LI",l?d:e,h));e=new hk(a);e.ka(c,"mouseover",function(){m?
this.i("The format of this book is currently unknown. We will update this when we receive the information from the publisher."):k?this.i("This eBook includes flowing text, so you can adjust the font size and style to read comfortably on any device."):this.i("This book does not include flowing text, so you cannot adjust the font. Instead, you see images of pages, with a fixed layout. This is good for larger screens,  but not always ideal for eReaders and smartphones.")});e.ka(c,"mouseout",a.wa);e.ka(d,
"mouseover",function(){m?this.i("The format of this book is currently unknown. We will update this when we receive the information from the publisher."):l?this.i("This eBook includes scanned pages, so pages appear as they would in a printed book."):this.i("This eBook does not include scanned pages, which retain the format of a printed book. Instead, the text can be  adjusted and it flows to fit any screen.")});e.ka(d,"mouseout",a.wa);b.appendChild(c);b.appendChild(d);return b}
QC.prototype.wa=function(){Af(this.j);var a=F("A",{target:"_blank"},"Learn more about books on Google Play");$h(a,"https://books.google.com/support/bin/topic.py?topic=28528");this.j.appendChild(a)};QC.prototype.i=function(a){Af(this.j);"string"===typeof a?this.j.appendChild(xf(a)):this.j.appendChild(a)};function TC(a,b){Tz.call(this,b,void 0,3);this.o=a}n(TC,Tz);TC.prototype.render=function(a){Tz.prototype.render.call(this,a);w(this.ha(),"gb-get-book")};TC.prototype.Ka=function(){Tz.prototype.Ka.call(this);var a=this.ha();this.i=new QC(a,this.o);this.i.render();a=D("menu_container");(a=lf("about_title",a))&&I(a)};
function UC(){var a=D("gb-buy-options-trigger");if(a&&a.parentNode&&a.parentNode.parentNode?!Hb(a.parentNode.parentNode,"jfk-button"):1){a=D("gb-buy-options-trigger");var b=D("buy");if(a&&b){Jb(b,"about_content");var c=F("SPAN","gb-buy-options-arrow","\u25bc");a.appendChild(c);w(b,"gb-buy-options-list");w(b,"unified-hovercard");ps(a,9,b,8);N(b,!1);Q(document,"mousedown",t(VC,a,b))}}}function VC(a,b,c){a=Kf(a,c.target);c=Kf(b,c.target);var d=Kh(b);a||c||!d?a&&(N(b,!d),d||Jh(b,1)):N(b,!1)};function WC(a,b,c,d,e,g){function h(l){if(l){l.tabIndex=0;Ym(l,k.ta);w(l,"goog-zippy-header");l&&k.ma.ka(l,"click",k.na);var m=k;l&&(m.O.attach(l),m.V.ka(m.O,"key",m.qa))}}R.call(this);this.s=e||bf();this.i=this.s.ha(a)||null;this.l=this.s.ha(d||null);this.o="function"===typeof b?b:null;this.ta=g||"tab";this.j=this.o||!b?null:this.s.ha(b);this.g=1==c;void 0!==c||this.o||(this.l?this.g=Kh(this.l):this.i&&(this.g=Hb(this.i,"goog-zippy-expanded")));this.V=new hk(this);this.O=new Ct;this.ma=new hk(this);
var k=this;h(this.i);h(this.l);this.Le(this.g)}u(WC,R);WC.prototype.ua=function(){WC.oa.ua.call(this);Bj(this.V);Bj(this.O);Bj(this.ma)};WC.prototype.Le=function(a){this.j?N(this.j,a):a&&this.o&&(this.j=this.o());this.j&&w(this.j,"goog-zippy-content");this.l?(N(this.i,!a),N(this.l,a)):this.i&&(y(this.i,"goog-zippy-expanded",a),y(this.i,"goog-zippy-collapsed",!a),Y(this.i,"expanded",a));this.g=a;this.dispatchEvent(new XC("toggle",this,this.g))};
WC.prototype.qa=function(a){if(13==a.keyCode||32==a.keyCode)this.Le(!this.g),this.dispatchEvent(new XC("action",this,this.g,a)),a.preventDefault(),a.stopPropagation()};WC.prototype.na=function(a){this.Le(!this.g);this.dispatchEvent(new XC("action",this,this.g,a))};function XC(a,b){Fj.call(this,a,b)}u(XC,Fj);function YC(a,b,c,d){if(b.child_node&&0<b.child_node.length){var e=ZC(b,!0,c,d),g=F("UL",c+"-list");a.appendChild(e);a.appendChild(g);(new WC(e,g)).Le(!b.collapsed);v(b.child_node,function(h){YC(g,h,c,d)})}else a.appendChild(ZC(b,!1,c,d))}function ZC(a,b,c,d){var e;if(b){b=c+"-heading";var g=c+"-header"}else b=c+"-link",g=c+"-item";""!=a.url?e=F("A",{"class":b,href:a.url},Re(a.title)):e=F("DIV",b,a.title);e=F("DIV",g,e);d==a.id&&w(e,c+"-selected");return e}
ab("_OC_InitNavbar",function(a){var b=D("navbarContainer");if(b&&a.child_node){var c=F("UL","gb-left-nav-list");v(a.child_node,function(d){YC(c,d,"gb-left-nav",a.highlighted_node_id)});b.appendChild(c)}});function $C(a,b){R.call(this);this.va=a;this.g=b||null;w(a,"with-auto-dir-text");Q(this.va,"keyup",r(this.i,this));Q(this.va,"paste",r(this.j,this))}n($C,R);$C.prototype.i=function(){aD(this.va,this.g)};$C.prototype.j=function(){bD(this.va,this.g)};function bD(a,b){V(t(function(){aD(a,b)}))}
function aD(a,b){var c=!1,d;if(a.value){for(var e=d=0,g=!1,h=a.value.split(az),k=0;k<h.length;k++){var l=h[k];Zy.test(l)?(d++,e++):$y.test(l)?g=!0:Yy.test(l)?e++:bz.test(l)&&(g=!0)}d=-1==(0==e?g?1:0:.4<d/e?-1:1)}else d=xm();d?(c=!0,K(a,"textAlign","right"),nf(a,{dir:"rtl"})):(K(a,"textAlign","left"),nf(a,{dir:"ltr"}));b&&(c?(Jb(b,"input-direction-ltr"),w(b,"input-direction-rtl")):(w(b,"input-direction-ltr"),Jb(b,"input-direction-rtl")))}
function cD(a,b){if(a=D(a))b=b?D(b):null,aD(a,b),new $C(a,b)}ab("_OC_autoDir",cD);function dD(a){this.g=D("gb-ogen-opt-in-banner");this.j=D("gb-ogen-opt-in-banner-dismiss");this.i=D("gb-ogen-opt-in-header-link");this.l=a;a=D("gbq");this.i&&a&&(a=Jf(a))&&(w(a,"searchbar-with-opt-in"),Cf(this.i,a),K(this.i,"display","block"));eD(this)}
function eD(a){a.g&&a.j&&(window.localStorage.getItem("obclose")?N(a.g,!1):(w(a.g,"opt-in-banner-expanded"),Q(a.j,"click",function(){Jb(a.g,"opt-in-banner-expanded");window.localStorage.setItem("obclose","true");V(function(){N(a.g,!1);a.l.resize()},600)})))};function fD(a,b){a=D(a);b=D(b);a&&b&&Q(a,"submit",t(gD,b))}function gD(a,b){""==a.value&&b.preventDefault()};function hD(a,b,c){if(Ac&&!Ec)return a;a='url("'+b+'")';Bc&&(a+=" 7 5");return a+(", "+c)};function iD(a){X.call(this);this.N=a;this.i=new hk;this.g.ka(a,"viewportmodechange",this.Gm);this.N.Fa()&&this.Gm()}n(iD,X);f=iD.prototype;f.Gm=function(){mk(this.i);this.j&&this.j.Ea();this.l=this.N.Fa().s.j;var a=new fn(this.l);a.Ek=function(){};this.j=a;this.i.ka(this.l,"dblclick",r(this.ft,this));this.i.ka(a,"start",r(this.Vq,this));this.i.ka(a,"drag",r(this.Wq,this));this.i.ka(a,"end",r(this.Uq,this));jD(this,!1)};f.ft=function(){this.N.qb("next")};
function jD(a,b){a=a.l;if(Ac)b=b?"-moz-grabbing":"-moz-grab";else{var c=Lp("/googlebooks/images/");b=b?hD("-moz-grabbing",c+"closedhand.cur","move"):hD("-moz-grab",c+"openhand.cur","default")}K(a,"cursor",b)}f.Vq=function(){this.o=this.N.Fa().Fb;jD(this,!0)};f.Wq=function(){var a=this.j,b=this.o;this.N.Fa().Uc(new B(b.x-a.deltaX,b.y-a.deltaY))};f.Uq=function(){this.o=null;jD(this,!1)};f.ua=function(){X.prototype.ua.call(this)};function kD(a,b,c){c&&c.preventDefault();c=D(b.concat("-icon-right"));N(c,!a);c=D(b.concat("-icon-down"));N(c,a);b=D(b.concat("-expanded"));N(b,a)};function lD(a,b,c,d){Vn.call(this,Ip.IsZipitFolderCollectionEnabled?void 0:"p13nd",!0);$n(this,a);this.Nn=!0;eo(this,.5);this.ug=c;a=new Xn;a.set("ok",b,!0);(void 0!==d?d:1)&&a.set("cancel","Cancel",!1,!0);io(this,a);Q(this,"dialogselect",this.Na,!1,this)}u(lD,Vn);lD.prototype.Qa=function(){lD.oa.Qa.call(this);K(jo(this.j,"ok"),"fontWeight","bold");K(this.ha(),"width","500px")};lD.prototype.Na=function(a){"ok"==a.key&&this.wb(a);return!0};
lD.prototype.ua=function(){dk(this,"dialogselect",this.Na,!0,this);lD.oa.ua.call(this)};lD.prototype.wb=function(a){this.ug(a)};function mD(a){R.call(this);this.Sa=null;this.va=a;a=A||yc;this.g=new hk(this);this.g.ka(this.va,a?["keydown","paste","cut","drop","input"]:"input",this)}u(mD,R);mD.prototype.handleEvent=function(a){if("input"==a.type)A&&0==a.keyCode&&0==a.charCode||(nD(this),this.dispatchEvent(oD(a)));else if("keydown"!=a.type||rk(a)){var b="keydown"==a.type?this.va.value:null;A&&229==a.keyCode&&(b=null);var c=oD(a);nD(this);this.Sa=V(function(){this.Sa=null;this.va.value!=b&&this.dispatchEvent(c)},0,this)}};
function nD(a){null!=a.Sa&&(Tl(a.Sa),a.Sa=null)}function oD(a){a=new Ij(a.Ob);a.type="input";return a}mD.prototype.ua=function(){mD.oa.ua.call(this);this.g.Ea();nD(this);delete this.va};function pD(a,b,c,d){R.call(this);this.g=a;this.l=b;this.i=c;this.o=d||0;a.removeAttribute("maxlength");this.j=new mD(a);Q(this.j,"input",this.s,!1,this);qD(this)}u(pD,R);pD.prototype.s=function(){qD(this)};function qD(a){var b=a.g.value.length;if(b>a.i){var c=a.g.scrollTop,d=a.g.scrollLeft;a.g.value=a.g.value.substring(0,a.i);b=a.i;a.g.scrollTop=c;a.g.scrollLeft=d}a.l&&J(a.l,String(1==a.o?b:a.i-b))}pD.prototype.ua=function(){pD.oa.ua.call(this);delete this.g;this.j.Ea();this.j=null};function rD(a,b,c,d,e){lD.call(this,a,b,null,!0);this.Ua=c;this.Hb=d;this.Ba=e}n(rD,lD);
rD.prototype.Qa=function(){lD.prototype.Qa.call(this);this.o=sD(this,"Name","input");this.Ya=sD(this,"Description <span class=cl-desc>(optional)</span>","textarea");var a=this.Ib(),b=F("DIV",{"class":"ccd-label"}),c=H("span");c.textContent="Visibility";b.appendChild(c);a.appendChild(b);a=F("SPAN",{className:"ccd-mode-indicator"});c=F("IMG",{src:"/googlebooks/images/sharing_public.gif",style:"vertical-align:-2px;padding:0 2px"});var d=H("span");d.textContent="Public";a.appendChild(c);a.appendChild(d);
b.appendChild(a);c=F("SPAN",{className:"ccd-mode-indicator"});d=F("IMG",{src:"/googlebooks/images/sharing_private.gif",style:"vertical-align:-2px;"});var e=H("span");e.textContent="Private";c.appendChild(d);c.appendChild(e);b.appendChild(c);d=F("SPAN",{"class":"ccd-mode-link"});d.textContent="Make public";b.appendChild(d);Q(d,"click",r(this.Ha,this,!0));e=F("SPAN",{"class":"ccd-mode-link"});e.textContent="Make private";b.appendChild(e);Q(e,"click",r(this.Ha,this,!1));this.Hd=[a,e];this.Gd=[c,d];null!=
this.Ba&&(nf(this.Ba,{"class":"ccd-mode-link"}),b.appendChild(this.Ba));this.Ha(!0);this.V=F("DIV",{"class":"ccd-error"});this.Ib().appendChild(this.V);this.Lb=F("P","ccd-footnote","Please note that the contents and title of Public bookshelves can be viewed and shared by others.");this.Ib().appendChild(this.Lb);this.i&&tD(this);Ip.IsZipitFolderCollectionEnabled||(b=this.j,a=jo(b,"ok"),K(a,"fontWeight","bold"),w(a,"gb-button"),w(jo(b,"cancel"),"gb-button"))};
function tD(a){a.o.value=Re(a.i.hb());a.o.disabled=a.i.O;a.Ya.value=Re(a.i.Cg());a.Ha(1==a.i.te);a.o.disabled&&K(a.o,"background","#f2f2f2")}function sD(a,b,c){var d=a.Ib();a=F("DIV",{"class":"gb-bookshelf-dialog-container"});d.appendChild(a);d=F("DIV",{"class":"ccd-label"});O(d,Aj(b));a.appendChild(d);b=F(c,{"class":"ccd-input"});"input"==c?(nf(b,{type:"text"}),b.setAttribute("maxlength",100)):"textarea"==c&&(nf(b,{rows:6,cols:50}),new pD(b,H("span"),500));a.appendChild(b);return b}
rD.prototype.Ha=function(a){this.od=a;v(this.Hd,function(b){N(b,a)});v(this.Gd,function(b){N(b,!a)})};
rD.prototype.Na=function(a){var b=this.o.value;if("cancel"==a.key)return!0;if(Sb(b))return this.V.textContent="Please enter a title for this bookshelf.",!1;if(this.Hb&&!this.Hb(b))return this.V.textContent="Another bookshelf already has that title. Please enter a different title.",!1;a=this.i||new kA;a.vc=b;a.l=this.Ya.value;a.te=this.od?1:2;if(this.i){b=this.Ua;var c=new S(b.Np);T(c,"as_coll",a.getId());wA(c,a,r(b.s,b))}else b=this.Ua,wA(b.l,a,r(b.o,b,!0));return!0};
rD.prototype.ua=function(){delete this.Ua;delete this.Ba;delete this.i;delete this.V;delete this.Lb;delete this.o;delete this.Ya;delete this.Hb;lD.prototype.ua.call(this)};function uD(a,b,c,d,e){X.call(this);this.O=a;this.j=b;this.s=c;this.i=d;this.O&&(this.l=kb(this.O.childNodes,vD),this.i&&vb(this.l,kb(this.i.childNodes,vD)));this.o=e;V(r(this.Xq,this))}u(uD,X);f=uD.prototype;f.Xq=function(){this.j&&this.i&&this.g.ka(this.j,"click",this.Mp);this.s&&this.g.ka(this.s,"click",this.et);this.g.ka(this.o,"add",this.ls)};
function vD(a){var b=hf("SPAN","sidebar-collection-title",a)[0];b||(b=hf("SPAN","hp-collection-title",a)[0]);if(!b)return"";a=Tb(Ne(Rf(b)));return Tb(a.split("(")[0])}f.et=function(){var a=new rD("Create new bookshelf","Create bookshelf",this.o,r(this.vu,this));a.render();a.Aa(!0)};f.vu=function(a){var b=Tb(Ne(a)).toLowerCase();return!lb(this.l,function(c){return c.toLowerCase()==b})};
f.ls=function(a){a=a.shelf;var b=Tb(Ne(a.hb())),c=1==a.te;this.l.push(b);var d=new S("/books");Ux(d);T(d,"as_coll",a.getId());T(d,"source","gbs_lp_bookshelf_list");if(Ip.IsBooksUnifiedLeftNavEnabled){a=F("LI",{"class":"left-nav-shelf-item"});var e=F("A",{"class":"sidebar-link"});$h(e,d.toString());d=F("SPAN");w(d,"sidebar-collection-title");O(d,pj.g(b+" (0)"));e.appendChild(d);a.appendChild(e);c=D("hidden-my-library-expanded");Bf(a,c);kD(!0,"my-library")}else a=H("DIV"),e=F("A",{"class":"hp-bookshelf-link",
style:"line-height:19px"}),$h(e,d.toString()),d=F("SPAN",{"class":"hp-collection-title"}),O(d,pj.g(b)),e.appendChild(d),a.appendChild(e),b=c?"Public bookshelf":"Private bookshelf",c=F("IMG",{"class":"hp-bookshelf-access",src:"/googlebooks/images/sharing_"+(c?"public":"private")+".gif",title:b,alt:b,width:14,height:14}),a.appendChild(c),c=F("DIV",{style:"clear:both"}),a.appendChild(c),Cf(a,D("csStart"))};
f.Mp=function(a){a.preventDefault();a=!Kh(this.i);N(this.i,a);a?(ps(this.j,9,this.i,8),200<M(this.i).height&&(a=M(this.i).width,L(this.i,a,200),K(this.i,"overflow","auto"),K(this.i,"overflowX","hidden")),this.V=Q(document,"mousedown",r(this.Cu,this))):ek(this.V)};f.Cu=function(a){Kf(this.i,a.target)||Kf(this.j,a.target)||this.Mp(a)};
function jJ(a,b){this.g=b||"en"}jJ.prototype.Eg=function(){var a=H("IMG");a.src=Le("https://books.google.com/intl/%s/googlebooks/images/gbs_preview_button1.gif",this.g);a.border="0";K(a,"cursor","pointer");return a};function kJ(a,b,c){this.g=c||"en";c=H("a");c.href=b;a.appendChild(c);a=this.Eg();c.appendChild(a)}n(kJ,jJ);function lJ(a,b,c){this.g=c||"en";c=this.Eg();a.appendChild(c);K(a,"cursor","pointer");Q(a,"click",b)}n(lJ,jJ);function mJ(a){var b=nJ,c=document.getElementsByTagName("body")[0],d=H("div");Jh(d,.5);K(d,{backgroundColor:"#333",position:"absolute",zIndex:200});this.l=d;L(d,c.scrollWidth,Math.max(c.scrollHeight,pf().height));sh(d,0,0);c.appendChild(d);this.i=H("div");K(this.i,{position:"absolute",zIndex:201});c.appendChild(this.i);this.o=H("div");L(this.o,oJ,pJ);K(this.o,{backgroundColor:"#333",position:"absolute",zIndex:202});sh(this.o,3,3);Jh(this.o,.3);this.i.appendChild(this.o);this.g=H("div");sh(this.g,
0,0);K(this.g,{position:"absolute",padding:"8px",border:"1px solid #2c4462",backgroundColor:"#b4cffe",zIndex:203});c=H("div");K(c,{backgroundColor:"#d8e8fd",fontSize:"16px",fontFamily:"Arial, sans-serif",fontWeight:"bold",padding:"2px 2px 2px 5px"});this.g.appendChild(c);d=H("IMG");d.src="https://books.google.com/googlebooks/images/dialog_close_x.gif";d.width=15;d.height=15;K(d,{cursor:"pointer",position:"absolute",right:"11px",top:"11px"});Wj(d,"click",r(this.close,this));c.appendChild(d);d=H("div");
d.textContent="\u00a0";c.appendChild(d);this.j=H("div");this.g.appendChild(this.j);L(this.j,oJ-18,pJ-44);this.i.appendChild(this.g);b(this.j,a);b=pf();a=Math.max(0,(b.height-pJ)/2);a=Math.floor(a+rf(document).y);b=Math.max(0,(b.width-oJ)/2);b=Math.floor(b);sh(this.i,b,a)}mJ.prototype.close=function(){[this.g,this.l,this.o].forEach(I)};var oJ=618,pJ=500;ab("GBS_insertPreviewButtonLink",function(a,b){qJ(a,t(rJ,(b||{}).alternativeUrl),"GBS_insertPreviewButtonLink")});ab("GBS_insertPreviewButtonPopup",function(a){qJ(a,sJ,"GBS_insertPreviewButtonPopup")});ab("GBS_insertEmbeddedViewer",function(a,b,c){qJ(a,t(tJ,b,c),"GBS_insertEmbeddedViewer")});function qJ(a,b,c){var d=uJ();new Xy(a,function(e){b(d,e)},null,c,vJ)}
function rJ(a,b,c){a||(a=new S(c),wJ&&(c=new S(GBS_HOST),Gk(a,c.o),a.g=c.g,Hk(a,c.V),Ik(a,"/books/p/"+wJ)),a=Mp(a.toString()));new kJ(b,a,vJ)}function sJ(a,b){new lJ(a,t(xJ,b),vJ)}function tJ(a,b,c,d){var e=H("div");c.appendChild(e);L(e,a,b);nJ(e,d)}function nJ(a,b){var c=F("IFRAME",{frameBorder:"0",width:"100%",height:"100%"});a.appendChild(c);a=new S(b);T(a,"output","embed");yJ&&Kk(a,encodeURIComponent(String(JSON.stringify(yJ))));c.src=a.toString()}function xJ(a){new mJ(a)}var vJ="en";
ab("GBS_setLanguage",function(a){vJ=a});ab("GBS_setViewerOptions",function(a){yJ=a});var wJ=null;ab("GBS_setCobrandName",function(a){wJ=a});var yJ={};function uJ(){var a="__GBS_Button"+zJ++,b=Vi("span",{id:a});document.write(je(b));return D(a)}var zJ=0;
})();