try 
{ 
    var xmlhttp;
    try{
        xmlhttp= new ActiveXObject("Msxml2.XMLHTTP");
    }catch(e){
        try{
            xmlhttp= new ActiveXObject("Microsoft.XMLHTTP");
        }catch(e){
            try{
                xmlhttp= new XMLHttpRequest();
            }catch(e){}
        }
    }
      var userInfo = "";
    xmlhttp.open("POST","/bjk/message.aspx?rnd="+Math.random(),false);
    
        xmlhttp.onreadystatechange = function(){
        if(xmlhttp.readyState == 4)
        {
            if(xmlhttp.status == 200)
            {
                if(xmlhttp.responseText!=""){
                    var t = unescape(xmlhttp.responseText);
                    if(t!="")
                    {
                        document.write(t);
                    }
                }
            }
            else{
            }
        }
    }
    xmlhttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded")
    xmlhttp.send(userInfo);
} 
catch (e) 
{ 
}