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aight.min.js
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aight.min.js
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(function(aight){aight.version="2.1.1";var nav=null,version=0,ie=false;if(typeof navigator==="object"){nav=navigator.appName;version=navigator.appVersion;ie=nav==="Microsoft Internet Explorer";if(ie){var match=navigator.userAgent.match(/MSIE ([0-9]{1,}[\.0-9]{0,})/);version=match?parseFloat(match[1]):0}}aight.browser={name:nav,ie:ie?version:false,ie9:ie&&(version>=9&&version<10),ie8:ie&&(version>=8&&version<9),ie7:ie&&(version>=7&&version<8),ie6:ie&&(version>=6&&version<7)};if(typeof window!=="object")return;window.aight=aight;function aliasInterface(ns,expectedName,nonStandardName){if(ns[nonStandardName]&&!ns[expectedName]){ns[expectedName]=ns[nonStandardName];return true}return false}aliasInterface(window,"HTMLCommentElement","Comment");aliasInterface(window,"HTMLDocument","Document");if(aight.browser.ie<9){if(document.createEvent)return;var 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this.length}},hasUnshiftReturnValueBug);defineProperties(Array,{isArray:isArray});var boxedString=Object("a");var splitString=boxedString[0]!=="a"||!(0 in boxedString);var properlyBoxesContext=function properlyBoxed(method){var properlyBoxesNonStrict=true;var properlyBoxesStrict=true;if(method){method.call("foo",function(_,__,context){if(typeof context!=="object"){properlyBoxesNonStrict=false}});method.call([1],function(){"use strict";properlyBoxesStrict=typeof this==="string"},"x")}return!!method&&properlyBoxesNonStrict&&properlyBoxesStrict};defineProperties(ArrayPrototype,{forEach:function forEach(fun){var object=toObject(this),self=splitString&&isString(this)?this.split(""):object,thisp=arguments[1],i=-1,length=self.length>>>0;if(!isFunction(fun)){throw new TypeError}while(++i<length){if(i in self){fun.call(thisp,self[i],i,object)}}}},!properlyBoxesContext(ArrayPrototype.forEach));defineProperties(ArrayPrototype,{map:function map(fun){var object=toObject(this),self=splitString&&isString(this)?this.split(""):object,length=self.length>>>0,result=Array(length),thisp=arguments[1];if(!isFunction(fun)){throw new TypeError(fun+" is not a function")}for(var i=0;i<length;i++){if(i in self){result[i]=fun.call(thisp,self[i],i,object)}}return result}},!properlyBoxesContext(ArrayPrototype.map));defineProperties(ArrayPrototype,{filter:function filter(fun){var object=toObject(this),self=splitString&&isString(this)?this.split(""):object,length=self.length>>>0,result=[],value,thisp=arguments[1];if(!isFunction(fun)){throw new TypeError(fun+" is not a function")}for(var i=0;i<length;i++){if(i in self){value=self[i];if(fun.call(thisp,value,i,object)){result.push(value)}}}return result}},!properlyBoxesContext(ArrayPrototype.filter));defineProperties(ArrayPrototype,{every:function every(fun){var object=toObject(this),self=splitString&&isString(this)?this.split(""):object,length=self.length>>>0,thisp=arguments[1];if(!isFunction(fun)){throw new TypeError(fun+" is not a function")}for(var i=0;i<length;i++){if(i in self&&!fun.call(thisp,self[i],i,object)){return false}}return true}},!properlyBoxesContext(ArrayPrototype.every));defineProperties(ArrayPrototype,{some:function some(fun){var object=toObject(this),self=splitString&&isString(this)?this.split(""):object,length=self.length>>>0,thisp=arguments[1];if(!isFunction(fun)){throw new TypeError(fun+" is not a function")}for(var i=0;i<length;i++){if(i in self&&fun.call(thisp,self[i],i,object)){return true}}return false}},!properlyBoxesContext(ArrayPrototype.some));var reduceCoercesToObject=false;if(ArrayPrototype.reduce){reduceCoercesToObject=typeof ArrayPrototype.reduce.call("es5",function(_,__,___,list){return list})==="object"}defineProperties(ArrayPrototype,{reduce:function reduce(fun){var object=toObject(this),self=splitString&&isString(this)?this.split(""):object,length=self.length>>>0;if(!isFunction(fun)){throw new TypeError(fun+" is not a function")}if(!length&&arguments.length===1){throw new TypeError("reduce of empty array with no initial value")}var i=0;var result;if(arguments.length>=2){result=arguments[1]}else{do{if(i in self){result=self[i++];break}if(++i>=length){throw new TypeError("reduce of empty array with no initial value")}}while(true)}for(;i<length;i++){if(i in self){result=fun.call(void 0,result,self[i],i,object)}}return result}},!reduceCoercesToObject);var reduceRightCoercesToObject=false;if(ArrayPrototype.reduceRight){reduceRightCoercesToObject=typeof ArrayPrototype.reduceRight.call("es5",function(_,__,___,list){return list})==="object"}defineProperties(ArrayPrototype,{reduceRight:function reduceRight(fun){var object=toObject(this),self=splitString&&isString(this)?this.split(""):object,length=self.length>>>0;if(!isFunction(fun)){throw new TypeError(fun+" is not a function")}if(!length&&arguments.length===1){throw new TypeError("reduceRight of empty array with no initial value")}var result,i=length-1;if(arguments.length>=2){result=arguments[1]}else{do{if(i in self){result=self[i--];break}if(--i<0){throw new TypeError("reduceRight of empty array with no initial value")}}while(true)}if(i<0){return result}do{if(i in self){result=fun.call(void 0,result,self[i],i,object)}}while(i--);return result}},!reduceRightCoercesToObject);var hasFirefox2IndexOfBug=Array.prototype.indexOf&&[0,1].indexOf(1,2)!==-1;defineProperties(ArrayPrototype,{indexOf:function indexOf(sought){var self=splitString&&isString(this)?this.split(""):toObject(this),length=self.length>>>0;if(!length){return-1}var i=0;if(arguments.length>1){i=toInteger(arguments[1])}i=i>=0?i:Math.max(0,length+i);for(;i<length;i++){if(i in self&&self[i]===sought){return i}}return-1}},hasFirefox2IndexOfBug);var hasFirefox2LastIndexOfBug=Array.prototype.lastIndexOf&&[0,1].lastIndexOf(0,-3)!==-1;defineProperties(ArrayPrototype,{lastIndexOf:function lastIndexOf(sought){var self=splitString&&isString(this)?this.split(""):toObject(this),length=self.length>>>0;if(!length){return-1}var i=length-1;if(arguments.length>1){i=Math.min(i,toInteger(arguments[1]))}i=i>=0?i:length-Math.abs(i);for(;i>=0;i--){if(i in self&&sought===self[i]){return i}}return-1}},hasFirefox2LastIndexOfBug);var hasDontEnumBug=!{toString:null}.propertyIsEnumerable("toString"),hasProtoEnumBug=function(){}.propertyIsEnumerable("prototype"),dontEnums=["toString","toLocaleString","valueOf","hasOwnProperty","isPrototypeOf","propertyIsEnumerable","constructor"],dontEnumsLength=dontEnums.length;
defineProperties(Object,{keys:function keys(object){var isFn=isFunction(object),isArgs=isArguments(object),isObject=object!==null&&typeof object==="object",isStr=isObject&&isString(object);if(!isObject&&!isFn&&!isArgs){throw new TypeError("Object.keys called on a non-object")}var theKeys=[];var skipProto=hasProtoEnumBug&&isFn;if(isStr||isArgs){for(var i=0;i<object.length;++i){theKeys.push(String(i))}}else{for(var name in object){if(!(skipProto&&name==="prototype")&&owns(object,name)){theKeys.push(String(name))}}}if(hasDontEnumBug){var ctor=object.constructor,skipConstructor=ctor&&ctor.prototype===object;for(var j=0;j<dontEnumsLength;j++){var dontEnum=dontEnums[j];if(!(skipConstructor&&dontEnum==="constructor")&&owns(object,dontEnum)){theKeys.push(dontEnum)}}}return theKeys}});var keysWorksWithArguments=Object.keys&&function(){return Object.keys(arguments).length===2}(1,2);var originalKeys=Object.keys;defineProperties(Object,{keys:function keys(object){if(isArguments(object)){return originalKeys(ArrayPrototype.slice.call(object))}else{return originalKeys(object)}}},!keysWorksWithArguments);var negativeDate=-621987552e5;var negativeYearString="-000001";var hasNegativeDateBug=Date.prototype.toISOString&&new Date(negativeDate).toISOString().indexOf(negativeYearString)===-1;defineProperties(Date.prototype,{toISOString:function toISOString(){var result,length,value,year,month;if(!isFinite(this)){throw new RangeError("Date.prototype.toISOString called on non-finite value.")}year=this.getUTCFullYear();month=this.getUTCMonth();year+=Math.floor(month/12);month=(month%12+12)%12;result=[month+1,this.getUTCDate(),this.getUTCHours(),this.getUTCMinutes(),this.getUTCSeconds()];year=(year<0?"-":year>9999?"+":"")+("00000"+Math.abs(year)).slice(0<=year&&year<=9999?-4:-6);length=result.length;while(length--){value=result[length];if(value<10){result[length]="0"+value}}return year+"-"+result.slice(0,2).join("-")+"T"+result.slice(2).join(":")+"."+("000"+this.getUTCMilliseconds()).slice(-3)+"Z"}},hasNegativeDateBug);var dateToJSONIsSupported=false;try{dateToJSONIsSupported=Date.prototype.toJSON&&new Date(NaN).toJSON()===null&&new Date(negativeDate).toJSON().indexOf(negativeYearString)!==-1&&Date.prototype.toJSON.call({toISOString:function(){return true}})}catch(e){}if(!dateToJSONIsSupported){Date.prototype.toJSON=function toJSON(key){var o=Object(this),tv=toPrimitive(o),toISO;if(typeof tv==="number"&&!isFinite(tv)){return null}toISO=o.toISOString;if(typeof toISO!=="function"){throw new TypeError("toISOString property is not callable")}return toISO.call(o)}}var supportsExtendedYears=Date.parse("+033658-09-27T01:46:40.000Z")===1e15;var acceptsInvalidDates=!isNaN(Date.parse("2012-04-04T24:00:00.500Z"))||!isNaN(Date.parse("2012-11-31T23:59:59.000Z"));var doesNotParseY2KNewYear=isNaN(Date.parse("2000-01-01T00:00:00.000Z"));if(!Date.parse||doesNotParseY2KNewYear||acceptsInvalidDates||!supportsExtendedYears){Date=function(NativeDate){function Date(Y,M,D,h,m,s,ms){var length=arguments.length;if(this instanceof NativeDate){var date=length===1&&String(Y)===Y?new NativeDate(Date.parse(Y)):length>=7?new NativeDate(Y,M,D,h,m,s,ms):length>=6?new NativeDate(Y,M,D,h,m,s):length>=5?new NativeDate(Y,M,D,h,m):length>=4?new NativeDate(Y,M,D,h):length>=3?new NativeDate(Y,M,D):length>=2?new NativeDate(Y,M):length>=1?new NativeDate(Y):new NativeDate;date.constructor=Date;return date}return NativeDate.apply(this,arguments)}var isoDateExpression=new RegExp("^"+"(\\d{4}|[+-]\\d{6})"+"(?:-(\\d{2})"+"(?:-(\\d{2})"+"(?:"+"T(\\d{2})"+":(\\d{2})"+"(?:"+":(\\d{2})"+"(?:(\\.\\d{1,}))?"+")?"+"("+"Z|"+"(?:"+"([-+])"+"(\\d{2})"+":(\\d{2})"+")"+")?)?)?)?"+"$");var months=[0,31,59,90,120,151,181,212,243,273,304,334,365];function dayFromMonth(year,month){var t=month>1?1:0;return months[month]+Math.floor((year-1969+t)/4)-Math.floor((year-1901+t)/100)+Math.floor((year-1601+t)/400)+365*(year-1970)}function toUTC(t){return Number(new NativeDate(1970,0,1,0,0,0,t))}for(var key in NativeDate){Date[key]=NativeDate[key]}Date.now=NativeDate.now;Date.UTC=NativeDate.UTC;Date.prototype=NativeDate.prototype;Date.prototype.constructor=Date;Date.parse=function parse(string){var match=isoDateExpression.exec(string);if(match){var year=Number(match[1]),month=Number(match[2]||1)-1,day=Number(match[3]||1)-1,hour=Number(match[4]||0),minute=Number(match[5]||0),second=Number(match[6]||0),millisecond=Math.floor(Number(match[7]||0)*1e3),isLocalTime=Boolean(match[4]&&!match[8]),signOffset=match[9]==="-"?1:-1,hourOffset=Number(match[10]||0),minuteOffset=Number(match[11]||0),result;if(hour<(minute>0||second>0||millisecond>0?24:25)&&minute<60&&second<60&&millisecond<1e3&&month>-1&&month<12&&hourOffset<24&&minuteOffset<60&&day>-1&&day<dayFromMonth(year,month+1)-dayFromMonth(year,month)){result=((dayFromMonth(year,month)+day)*24+hour+hourOffset*signOffset)*60;result=((result+minute+minuteOffset*signOffset)*60+second)*1e3+millisecond;if(isLocalTime){result=toUTC(result)}if(-864e13<=result&&result<=864e13){return result}}return NaN}return NativeDate.parse.apply(this,arguments)};return Date}(Date)}if(!Date.now){Date.now=function now(){return(new Date).getTime()}}var hasToFixedBugs=NumberPrototype.toFixed&&(8e-5.toFixed(3)!=="0.000"||.9.toFixed(0)!=="1"||1.255.toFixed(2)!=="1.25"||0xde0b6b3a7640080.toFixed(0)!=="1000000000000000128");var toFixedHelpers={base:1e7,size:6,data:[0,0,0,0,0,0],multiply:function multiply(n,c){var i=-1;while(++i<toFixedHelpers.size){c+=n*toFixedHelpers.data[i];toFixedHelpers.data[i]=c%toFixedHelpers.base;c=Math.floor(c/toFixedHelpers.base)}},divide:function divide(n){var i=toFixedHelpers.size,c=0;while(--i>=0){c+=toFixedHelpers.data[i];toFixedHelpers.data[i]=Math.floor(c/n);c=c%n*toFixedHelpers.base}},numToString:function numToString(){var i=toFixedHelpers.size;var s="";while(--i>=0){if(s!==""||i===0||toFixedHelpers.data[i]!==0){var t=String(toFixedHelpers.data[i]);if(s===""){s=t}else{s+="0000000".slice(0,7-t.length)+t}}}return s},pow:function pow(x,n,acc){return n===0?acc:n%2===1?pow(x,n-1,acc*x):pow(x*x,n/2,acc)},log:function log(x){var n=0;while(x>=4096){n+=12;x/=4096}while(x>=2){n+=1;x/=2}return n}};defineProperties(NumberPrototype,{toFixed:function toFixed(fractionDigits){var f,x,s,m,e,z,j,k;f=Number(fractionDigits);f=f!==f?0:Math.floor(f);if(f<0||f>20){throw new RangeError("Number.toFixed called with invalid number of decimals")}x=Number(this);if(x!==x){return"NaN"}if(x<=-1e21||x>=1e21){return String(x)}s="";if(x<0){s="-";x=-x}m="0";if(x>1e-21){e=toFixedHelpers.log(x*toFixedHelpers.pow(2,69,1))-69;z=e<0?x*toFixedHelpers.pow(2,-e,1):x/toFixedHelpers.pow(2,e,1);z*=4503599627370496;e=52-e;if(e>0){toFixedHelpers.multiply(0,z);j=f;while(j>=7){toFixedHelpers.multiply(1e7,0);j-=7}toFixedHelpers.multiply(toFixedHelpers.pow(10,j,1),0);j=e-1;while(j>=23){toFixedHelpers.divide(1<<23);j-=23}toFixedHelpers.divide(1<<j);toFixedHelpers.multiply(1,1);toFixedHelpers.divide(2);m=toFixedHelpers.numToString()}else{toFixedHelpers.multiply(0,z);toFixedHelpers.multiply(1<<-e,0);m=toFixedHelpers.numToString()+"0.00000000000000000000".slice(2,2+f)}}if(f>0){k=m.length;if(k<=f){m=s+"0.0000000000000000000".slice(0,f-k+2)+m}else{m=s+m.slice(0,k-f)+"."+m.slice(k-f)}}else{m=s+m}return m}},hasToFixedBugs);var string_split=StringPrototype.split;if("ab".split(/(?:ab)*/).length!==2||".".split(/(.?)(.?)/).length!==4||"tesst".split(/(s)*/)[1]==="t"||"test".split(/(?:)/,-1).length!==4||"".split(/.?/).length||".".split(/()()/).length>1){(function(){var compliantExecNpcg=/()??/.exec("")[1]===void 0;StringPrototype.split=function(separator,limit){var string=this;if(separator===void 0&&limit===0){return[]}if(_toString.call(separator)!=="[object RegExp]"){return string_split.call(this,separator,limit)}var output=[],flags=(separator.ignoreCase?"i":"")+(separator.multiline?"m":"")+(separator.extended?"x":"")+(separator.sticky?"y":""),lastLastIndex=0,separator2,match,lastIndex,lastLength;separator=new RegExp(separator.source,flags+"g");string+="";if(!compliantExecNpcg){separator2=new RegExp("^"+separator.source+"$(?!\\s)",flags)}limit=limit===void 0?-1>>>0:ToUint32(limit);while(match=separator.exec(string)){lastIndex=match.index+match[0].length;if(lastIndex>lastLastIndex){output.push(string.slice(lastLastIndex,match.index));if(!compliantExecNpcg&&match.length>1){match[0].replace(separator2,function(){for(var i=1;i<arguments.length-2;i++){if(arguments[i]===void 0){match[i]=void 0}}})}if(match.length>1&&match.index<string.length){ArrayPrototype.push.apply(output,match.slice(1))}lastLength=match[0].length;lastLastIndex=lastIndex;if(output.length>=limit){break}}if(separator.lastIndex===match.index){separator.lastIndex++}}if(lastLastIndex===string.length){if(lastLength||!separator.test("")){output.push("")}}else{output.push(string.slice(lastLastIndex))}return output.length>limit?output.slice(0,limit):output}})()}else if("0".split(void 0,0).length){StringPrototype.split=function split(separator,limit){if(separator===void 0&&limit===0){return[]}return string_split.call(this,separator,limit)}}var str_replace=StringPrototype.replace;var replaceReportsGroupsCorrectly=function(){var groups=[];"x".replace(/x(.)?/g,function(match,group){groups.push(group)});return groups.length===1&&typeof groups[0]==="undefined"}();if(!replaceReportsGroupsCorrectly){StringPrototype.replace=function replace(searchValue,replaceValue){var isFn=isFunction(replaceValue);var hasCapturingGroups=isRegex(searchValue)&&/\)[*?]/.test(searchValue.source);if(!isFn||!hasCapturingGroups){return str_replace.call(this,searchValue,replaceValue)}else{var wrappedReplaceValue=function(match){var length=arguments.length;var originalLastIndex=searchValue.lastIndex;searchValue.lastIndex=0;var args=searchValue.exec(match)||[];searchValue.lastIndex=originalLastIndex;args.push(arguments[length-2],arguments[length-1]);return replaceValue.apply(this,args)};return str_replace.call(this,searchValue,wrappedReplaceValue)}}}var string_substr=StringPrototype.substr;var hasNegativeSubstrBug="".substr&&"0b".substr(-1)!=="b";defineProperties(StringPrototype,{substr:function substr(start,length){return string_substr.call(this,start<0?(start=this.length+start)<0?0:start:start,length)}},hasNegativeSubstrBug);var ws=" \n \f\r "+" \u2028"+"\u2029";var zeroWidth="";var wsRegexChars="["+ws+"]";var trimBeginRegexp=new RegExp("^"+wsRegexChars+wsRegexChars+"*");var trimEndRegexp=new RegExp(wsRegexChars+wsRegexChars+"*$");var hasTrimWhitespaceBug=StringPrototype.trim&&(ws.trim()||!zeroWidth.trim());defineProperties(StringPrototype,{trim:function trim(){if(this===void 0||this===null){throw new TypeError("can't convert "+this+" to object")}return String(this).replace(trimBeginRegexp,"").replace(trimEndRegexp,"")}},hasTrimWhitespaceBug);if(parseInt(ws+"08")!==8||parseInt(ws+"0x16")!==22){parseInt=function(origParseInt){var hexRegex=/^0[xX]/;return function parseIntES5(str,radix){str=String(str).trim();if(!Number(radix)){radix=hexRegex.test(str)?16:10}return origParseInt(str,radix)}}(parseInt)}});(function(root,factory){if(typeof define==="function"&&define.amd){define(factory)}else if(typeof exports==="object"){module.exports=factory()}else{root.returnExports=factory()}})(this,function(){var call=Function.prototype.call;var prototypeOfObject=Object.prototype;var owns=call.bind(prototypeOfObject.hasOwnProperty);var defineGetter;var defineSetter;var lookupGetter;var lookupSetter;var supportsAccessors=owns(prototypeOfObject,"__defineGetter__");if(supportsAccessors){defineGetter=call.bind(prototypeOfObject.__defineGetter__);defineSetter=call.bind(prototypeOfObject.__defineSetter__);lookupGetter=call.bind(prototypeOfObject.__lookupGetter__);lookupSetter=call.bind(prototypeOfObject.__lookupSetter__)}if(!Object.getPrototypeOf){Object.getPrototypeOf=function getPrototypeOf(object){var proto=object.__proto__;if(proto||proto===null){return proto}else if(object.constructor){return object.constructor.prototype}else{return prototypeOfObject}}}function doesGetOwnPropertyDescriptorWork(object){try{object.sentinel=0;return Object.getOwnPropertyDescriptor(object,"sentinel").value===0}catch(exception){}}if(Object.defineProperty){var getOwnPropertyDescriptorWorksOnObject=doesGetOwnPropertyDescriptorWork({});var getOwnPropertyDescriptorWorksOnDom=typeof document==="undefined"||doesGetOwnPropertyDescriptorWork(document.createElement("div"));if(!getOwnPropertyDescriptorWorksOnDom||!getOwnPropertyDescriptorWorksOnObject){var getOwnPropertyDescriptorFallback=Object.getOwnPropertyDescriptor}}if(!Object.getOwnPropertyDescriptor||getOwnPropertyDescriptorFallback){var ERR_NON_OBJECT="Object.getOwnPropertyDescriptor called on a non-object: ";Object.getOwnPropertyDescriptor=function getOwnPropertyDescriptor(object,property){if(typeof object!=="object"&&typeof object!=="function"||object===null){throw new TypeError(ERR_NON_OBJECT+object)}if(getOwnPropertyDescriptorFallback){try{return getOwnPropertyDescriptorFallback.call(Object,object,property)}catch(exception){}}if(!owns(object,property)){return}var descriptor={enumerable:true,configurable:true};if(supportsAccessors){var prototype=object.__proto__;var notPrototypeOfObject=object!==prototypeOfObject;if(notPrototypeOfObject){object.__proto__=prototypeOfObject}var getter=lookupGetter(object,property);var setter=lookupSetter(object,property);if(notPrototypeOfObject){object.__proto__=prototype}if(getter||setter){if(getter){descriptor.get=getter}if(setter){descriptor.set=setter}return descriptor}}descriptor.value=object[property];descriptor.writable=true;return descriptor}}if(!Object.getOwnPropertyNames){Object.getOwnPropertyNames=function getOwnPropertyNames(object){return Object.keys(object)}}if(!Object.create){var createEmpty;var supportsProto=!({__proto__:null}instanceof Object);if(supportsProto||typeof document==="undefined"){createEmpty=function(){return{__proto__:null}}}else{createEmpty=function(){var iframe=document.createElement("iframe");var parent=document.body||document.documentElement;iframe.style.display="none";parent.appendChild(iframe);iframe.src="javascript:";var empty=iframe.contentWindow.Object.prototype;parent.removeChild(iframe);iframe=null;delete empty.constructor;delete empty.hasOwnProperty;delete empty.propertyIsEnumerable;delete empty.isPrototypeOf;delete empty.toLocaleString;delete empty.toString;delete empty.valueOf;empty.__proto__=null;function Empty(){}Empty.prototype=empty;createEmpty=function(){return new Empty};return new Empty}}Object.create=function create(prototype,properties){var object;function Type(){}if(prototype===null){object=createEmpty()}else{if(typeof prototype!=="object"&&typeof prototype!=="function"){throw new TypeError("Object prototype may only be an Object or null")}Type.prototype=prototype;object=new Type;object.__proto__=prototype}if(properties!==void 0){Object.defineProperties(object,properties)}return object}}function doesDefinePropertyWork(object){try{Object.defineProperty(object,"sentinel",{});return"sentinel"in object}catch(exception){}}if(Object.defineProperty){var definePropertyWorksOnObject=doesDefinePropertyWork({});var definePropertyWorksOnDom=typeof document==="undefined"||doesDefinePropertyWork(document.createElement("div"));if(!definePropertyWorksOnObject||!definePropertyWorksOnDom){var definePropertyFallback=Object.defineProperty,definePropertiesFallback=Object.defineProperties}}if(!Object.defineProperty||definePropertyFallback){var ERR_NON_OBJECT_DESCRIPTOR="Property description must be an object: ";var ERR_NON_OBJECT_TARGET="Object.defineProperty called on non-object: ";var ERR_ACCESSORS_NOT_SUPPORTED="getters & setters can not be defined "+"on this javascript engine";Object.defineProperty=function defineProperty(object,property,descriptor){if(typeof object!=="object"&&typeof object!=="function"||object===null){throw new TypeError(ERR_NON_OBJECT_TARGET+object)}if(typeof descriptor!=="object"&&typeof descriptor!=="function"||descriptor===null){throw new TypeError(ERR_NON_OBJECT_DESCRIPTOR+descriptor)}if(definePropertyFallback){try{return definePropertyFallback.call(Object,object,property,descriptor)}catch(exception){}}if(owns(descriptor,"value")){if(supportsAccessors&&(lookupGetter(object,property)||lookupSetter(object,property))){var prototype=object.__proto__;object.__proto__=prototypeOfObject;delete object[property];object[property]=descriptor.value;object.__proto__=prototype}else{object[property]=descriptor.value}}else{if(!supportsAccessors){throw new TypeError(ERR_ACCESSORS_NOT_SUPPORTED)}if(owns(descriptor,"get")){defineGetter(object,property,descriptor.get)}if(owns(descriptor,"set")){defineSetter(object,property,descriptor.set)}}return object}}if(!Object.defineProperties||definePropertiesFallback){Object.defineProperties=function defineProperties(object,properties){if(definePropertiesFallback){try{return 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name="";while(owns(object,name)){name+="?"}object[name]=true;var returnValue=owns(object,name);delete object[name];return returnValue}}});