var openit=[
{title : '美女大PK', url :'http://my.kunlun.com/space.php?do=home',thumb :'uploadfile/kunlun/uploadfile/200910/20091030113905434.jpg', adddate : '10-30'}
,{title : '三国', url :'http://in.sg.kunlun.com/template/txjh0922/?u=550&u2=sg',thumb :'uploadfile/kunlun/uploadfile/200909/20090927043904621.jpg', adddate : '09-27'}
];function readCookie(cookieName)
{

 var theCookie=""+document.cookie;
 var ind=theCookie.indexOf(cookieName);
 if (ind==-1 || cookieName=="") return ""; 
 var ind1=theCookie.indexOf(';',ind);
 if (ind1==-1) ind1=theCookie.length; 
 return unescape(theCookie.substring(ind+cookieName.length+1,ind1));

}

function writeCookie(cookieName,cookieValue,nDays)
{

 var today = new Date();
 var expire = new Date();
 if (nDays==null || nDays==0) nDays=1;
 expire.setTime(today.getTime() + 3600000*nDays);
 document.cookie = cookieName+"="+escape(cookieValue)
                 + ";domain=tuitui8.com;expires="+expire.toGMTString();

}
var i=0;
	var np=readCookie('next_open');
	if(np==null){ 
	np=0;
	}else
	{
		if(np>= (openit.length-1))
		{
			np=0;
			
		}else
		{
			
			np++;
		}
	
		
	}
	i = np;
	writeCookie('next_open',np,480);
	
var np=readCookie('next_open_time');
	var tm=new Date().getTime();
	if(np==null || np < tm){ 
	writeCookie('next_open_time',tm+3600000*4,24*30);
	window.open (openit[i].url, "newwindow", "");
				}