(function(){var Utils={$:function(selector){return typeof selector==='string'?document.getElementById(selector):selector},getScreenSize:function(){return[screen.width,screen.height].join(',')},getReferrer:function(){var referrer='';try{referrer=top.document.referrer}catch(b){try{referrer=document.referrer}catch(c){return encodeURIComponent(referrer.substr(0,200))}}return encodeURIComponent(referrer.substr(0,200))},getPosition:function(anchorId){var that=this;var adDom=that.$(anchorId);var position={left:adDom.offsetLeft,top:adDom.offsetTop};while(adDom.offsetParent){position.left+=adDom.offsetLeft;position.top+=adDom.offsetTop;adDom=adDom.offsetParent}return position},getStatisticsUrl:function(){var serverUrl=this.getProtocal()+'adshows.21cn.com/wtrack?';return serverUrl},getProtocal:function(){return location.protocol+'//'}};ad_21cn_cache=window.ad_21cn_cache||{};ad_21cn_preload_cb=window.ad_21cn_preload_cb||{};ad_21cn_preload_cb.exec=function(adId){if(ad_21cn_cache[adId].anchorId){ad_21cn_cache[adId].init(ad_21cn_cache[adId].anchorId)}else{while(ad_21cn_preload_cb[adId]&&ad_21cn_preload_cb[adId].length>0){var anchorId=ad_21cn_preload_cb[adId].shift();ad_21cn_cache[adId].init(anchorId)}}};ad_21cn_preload_cb.statistics=function(adId,anchorId){var oJS=document.createElement('script');var ps=Utils.getPosition(anchorId);oJS.async=true;var query=['posId='+adId,'ss='+Utils.getScreenSize(),'ps='+ps.top+','+ps.left,'event='+ad_21cn_cache[adId].event,'pubId='+ad_21cn_cache[adId].pubId,'creativeId='+ad_21cn_cache[adId].creativeId,'data='+ad_21cn_cache[adId].data,'rf='+Utils.getReferrer()].join('&');oJS.src=Utils.getStatisticsUrl()+query;document.getElementsByTagName('head')[0].appendChild(oJS)};ad_21cn_cache[339]={loaded:true,event:101,pubId:0,anchorId:'ad339',creativeId:10441,data:'9A7883BEFB72332E4083D6B0DAA6B6D17A3A3AD4B53B314CB1D62034CAAC570D12EBCD36',init:function(anchorId){   var async = false; var displayContent = decodeURIComponent('<a style="display:block; position: relative;font-size: 0;*zoom:1;" href="//adshows.21cn.com/wtrack?event=1&posId=339&pubId=null&creativeId=10441&data=9A7883BEFB72332E4083D6B0DAA6B6D17A3A3AD4B53B314CB1D62034CAAC570D12EBCD36&targetUrl=44991895E8410146BB6923EE4A76A5C6E100477CFD2951F7CCDE05AEB20028D287EE302B2FF69C3A3CDEE0C1" target="_blank"><img src="http://admarket.21cn.com/w/free/def/pic/2020/0115/161620/default.jpg" style="float: none;" />%3Cspan+style%3D%22position%3A+absolute%3B++bottom%3A+0%3Bleft%3A+0%3B++width%3A+30px%3B++height%3A+17px%3B++overflow%3A+hidden%3B++z-index%3A+99999%3B++text-decoration%3A+none%3B++background%3A+url%28%27http%3A%2F%2Fadmarket.21cn.com%2Fassets%2Fadvertisement.png%27%29+no-repeat+left+top%3B++_background%3Anone%3B++_filter%3Aprogid%3ADXImageTransform.Microsoft.AlphaImageLoader%28src%3D%22http%3A%2F%2Fadmarket.21cn.com%2Fassets%2Fadvertisement.png%22+%2CsizingMethod%3D%22crop%22%29%3B%22%3E%26nbsp%3B%3C%2Fspan%3E</a>'.replace(/\+/g, '%20')); if(async){var element = document.getElementById(anchorId);if(element){document.getElementById(anchorId).innerHTML = displayContent;}} else{document.write(displayContent);} ad_21cn_preload_cb.statistics('339',anchorId); } }; ad_21cn_preload_cb.exec(339);})();