var i=Math.floor(Math.random()*4+1);
//var i=1
var svp=new Array()
svp[1]="http://www1.wangzhiku.com/mysurfbar/p2010/zd.gif"
svp[2]="http://www1.wangzhiku.com/mysurfbar/p2010/zd.gif"
svp[3]="adimg/1049.gif"
svp[4]="adimg/gh2.gif"
var stu=new Array()
stu[1]="http://www.wangzhiku.com/mysurfbar/urlgo.asp?http://smarttrade.allyes.com/main/adfclick?db=smarttrade&bid=26470,8993,485&cid=275072,187,1&sid=0&show=ignore&url=https://forms.online.standardchartered.com/public_website/china/p_loan1007/index.html?pid=275072_26470"
stu[2]="http://www.wangzhiku.com/mysurfbar/urlgo.asp?http://smarttrade.allyes.com/main/adfclick?db=smarttrade&bid=26470,8993,485&cid=275072,187,1&sid=0&show=ignore&url=https://forms.online.standardchartered.com/public_website/china/p_loan1007/index.html?pid=275072_26470"
stu[3]="http://www.ads4cn.com/newsbar/s_buy2p.asp"
stu[4]="http://www.ads4cn.com/newsbar/s_reff.asp"
document.write("<a  href="+stu[i]+"><img border=0 src="+svp[i]+"></a>")