var baiduScripts=document.getElementsByTagName('script');
var baiduparam=baiduScripts[baiduScripts.length-1].src;
function BaiduQueryString(qs){
var s = baiduparam;
s=s.replace("?","?&").split("&");
var re="";
for(i=1;i<s.length;i++){
if(s[i].indexOf(qs+"=")==0)
re=s[i].replace(qs+"=","");}
return re;}
var tn=BaiduQueryString("tn");
if(tn==""){ tn="baidu_unsp"; }
var ctn=BaiduQueryString("ctn");
if(ctn==""){ ctn="0"; }
var styleid=BaiduQueryString("styleid");if(styleid==""){ styleid="1101"; }
"union";