一段广告加载代码
var arr = { "default" : "http://dpvc.39.net/adpolestar/door/;ap=5E30CD32_CA9F _8CC4_BD09_09CE939700E0;ct=if;pu=san9;/?" } var Html = { load: function() { var s=document.getElementById("show_drug"); if(typeof(s)=="undefined"||s==null) return arr["default"]; var code = s.src.replace(/^.+\?/,''); code=decodeURI(code); if(typeof(arr[code])!="undefined") return arr[code]; var index; while((index=code.lastIndexOf('_'))!=-1){ code=code.substring(0,index); if(typeof(arr[code])!="undefined") { return arr[code]; } } return arr["default"]; } } document.getElementById("drug_tl").innerHTML = "<iframe SRC='"+Html.load()+"' NAME='adFrame' WIDTH='970' HEIGHT='90' FRAMEBORDER='no' BORDER='0' MARGINWIDTH='0' MARGINHEIGHT='0' SCROLLING='no'></iframe>"; 注:show_drug为js id,如 <script id="show_drug" type="text/javascript" language="javascript" src="http://img.39.net/js/db/show_drug.js?%e4%ba%a7%e5%93%81_%e8% 8d%af%e5%93%81_%e4%b8%ad%e6%88%90_%e7%97%94%e7%96%ae"></script>