var $jscomp={scope:{}};$jscomp.defineProperty="function"==typeof Object.defineProperties?Object.defineProperty:function(a,b,c){if(c.get||c.set)throw new TypeError("ES3 does not support getters and setters.");a!=Array.prototype&&a!=Object.prototype&&(a[b]=c.value)};$jscomp.getGlobal=function(a){return"undefined"!=typeof window&&window===a?a:"undefined"!=typeof global?global:a};$jscomp.global=$jscomp.getGlobal(this);$jscomp.SYMBOL_PREFIX="jscomp_symbol_"; $jscomp.initSymbol=function(){$jscomp.initSymbol=function(){};$jscomp.global.Symbol||($jscomp.global.Symbol=$jscomp.Symbol)};$jscomp.symbolCounter_=0;$jscomp.Symbol=function(a){return $jscomp.SYMBOL_PREFIX+(a||"")+$jscomp.symbolCounter_++}; $jscomp.initSymbolIterator=function(){$jscomp.initSymbol();var a=$jscomp.global.Symbol.iterator;a||(a=$jscomp.global.Symbol.iterator=$jscomp.global.Symbol("iterator"));"function"!=typeof Array.prototype[a]&&$jscomp.defineProperty(Array.prototype,a,{configurable:!0,writable:!0,value:function(){return $jscomp.arrayIterator(this)}});$jscomp.initSymbolIterator=function(){}};$jscomp.arrayIterator=function(a){var b=0;return $jscomp.iteratorPrototype(function(){return b\x3c/script>')},goog.appendScriptSrcNode_=function(a){var b=goog.global.document,c=b.createElement("script");c.type="text/javascript";c.src= a;c.defer=!1;c.async=!1;b.head.appendChild(c)},goog.writeScriptTag_=function(a,b){if(goog.inHtmlDocument_()){var c=goog.global.document;if(!goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING&&"complete"==c.readyState){if(/\bdeps.js$/.test(a))return!1;throw Error('Cannot write "'+a+'" after document load');}if(void 0===b)if(goog.IS_OLD_IE_){goog.oldIeWaiting_=!0;var d=" onreadystatechange='goog.onScriptLoad_(this, "+ ++goog.lastNonModuleScriptIndex_+")' ";c.write('