function setCookie(name, value, expire) {    
   window.document.cookie = name + "=" + escape(value) + ((expire == null) ? "" : ("; expires=" + expire.toGMTString())); 
} 

function getCookie(Name) {    
    var search = Name + "="; 
    if (window.document.cookie.length > 0) { // if there are any cookies 
      offset = window.document.cookie.indexOf(search); 
   if (offset != -1) { // if cookie exists 
        offset += search.length;           // set index of beginning of value 
     end = window.document.cookie.indexOf(";", offset)           // set index of end of cookie value 
     if (end == -1) 
       end = window.document.cookie.length; 
     return unescape(window.document.cookie.substring(offset, end)); 
      } 
    } 
    return null; 
} 

function register(name) { 
   var today = new Date(); 
   var expires = new Date(); 
   expires.setTime(today.getTime() + 1000*60*60*24); 
   setCookie("ItDoor", name, expires); 
} 


   var exitURL=http://www.qqtuk.com/qq/jzlist.asp/; 

function openWin() { 

   var c = getCookie("ItDoor"); 
   if (c != null) { 
     return; 
   } 
   register("xiaolin"); 
   
   var featureStr="''"; 
   
     featureStr="'top=0,left=0,width=800,height=600,toolbar=yes, menubar=no, scrollbars=no, resizable=no, location=no, status=no,center:no'"; 

    
   self.focus(); 
   
   var ExitWindow = window.open(exitURL,'', featureStr); 
   
     ExitWindow.focus(); 
   
} 

openWin(); 
window.focus()