// JavaScript Document
//实例�?XMLHttpRquest对象
    var http_request=false;
    function createRequest()
    { 
       
        try//IE
        {
            http_request=new ActiveXObject("Msxml2.XMLHTTP");
        } 
        catch (e) 
        {
            try 
            {
                http_request = new ActiveXObject("Microsoft.XMLHTTP");
            }
            catch (e2) 
            {
                http_request = false;
            }
        }
        if (!http_request && typeof XMLHttpRequest != 'undefined') //FireFox
        {
            http_request = new XMLHttpRequest();
        }
    }
    function callserver_BBSU()
    {
        createRequest();
        //var strText=obj.value;
        //if(strText==""||strText==null)
        //    return ;
        var url="bbs/getUserName.php?showobj=login_link";
        http_request.onreadystatechange=updatepage_BBSU;
        http_request.open("GET",url,true);
        http_request.send(null); 
    }
    function updatepage_BBSU()
    {
        //var obj=document.getElementById("div1");
        if(http_request.readyState == 4)
        {
            if(http_request.status==200)
            {
                var response=http_request.responseText;
				var response_arr=response.split(",");
				var obj=document.getElementById(response_arr[0]);
                if(response.indexOf("true")>=0)
                {
                    //验证通过
                    //obj.className="Right";
                    obj.href="bbs/ucp.php";
                    obj.innerHTML=response_arr[2];
                    SetCookie("heenalu_username",response_arr[2]);
                    SetCookie("heenalu_userid",response_arr[3]);
                }
                else
                {
                    delCookie("heenalu_username");
                    delCookie("heenalu_userid");
                }
            }
        }
        else
        {  
            delCookie("heenalu_username");
            delCookie("heenalu_userid");
            //异步传输失败
            //obj.innerHTML='该会员未能检测，可以尝试注册�?;
   
        }
    }