function openwin()
    {
    
    var isIE = navigator.userAgent.toLowerCase().indexOf("msie") != -1;
var isIE6 = navigator.userAgent.toLowerCase().indexOf("msie 6.0") != -1;
var isGecko = navigator.userAgent.toLowerCase().indexOf("gecko") != -1;
    var flag1=0;
    var flag2=0;
    var flag3=0;
    var flag4=0;
    //var $=document.getElementById;
    var name=document.getElementById("nameBX").value;
    var mail=document.getElementById("mailBX").value;
    var phone=document.getElementById("phoneBX").value;
    var website=document.getElementById("websiteBX").value;
//    var name_show=$("nameBX_show");
//    var mail_show=$("mailBX_show");
//    var phone_show=$("phoneBX_show");
//    var website_show=$("websiteBX_show");
           name=name.replace(/\ /g,""); 
       mail=mail.replace(/\ /g,"");
       phone=phone.replace(/\ /g,"");
       website=website.replace(/\ /g,"");
       if(name!=""&&name!=null)
       {
            flag1=1;
            //name_show.style.display="none";
       }
       else
       {
             flag1=0;
            //name_show.style.display="block";
       }
              if(mail!=""&&mail!=null)
       {
            flag2=1;
            //mail_show.style.display="none";
       }
              else
       {
             flag2=0;
            //mail_show.style.display="block";
       }
              if(phone!=""&&phone!=null)
       {
            flag3=1;
            //phone_show.style.display="none";
       }
              else
       {
             flag3=0;
            //phone_show.style.display="block";
       }
              if(website!=""&&website!=null)
       {
            flag4=1;
            //website_show.style.display="none";
       }
              else
       {
             flag4=0;
            //website_show.style.display="block";
       }
       if(flag1==1&&flag2==1&&flag3==1&&flag4==1)
       {
            if(isIE){
             window.open("/webpages/thanks.aspx?name="+name+"&mail="+mail+"&phone="+phone+"&website="+website+"","","height=500,width=600, top=100, left=100, toolbar=no, menubar=no, scrollbars=no, resizable=no,location=no, status=no");
             }
             if(isGecko){
             window.open("/webpages/thanks.aspx?name="+name+"&mail="+mail+"&phone="+phone+"&website="+website+"","","location=no,menubar=no,status=no;toolbar=no,dependent=yes,dialog=yes,minimizable=no,modal=yes,alwaysRaised=yes,resizable=no",true);
             }
        }
        else
        {   
        var str="";
        if(flag1==0)
        {
        str+='"姓名" ';
        }
                if(flag2==0)
        {
        str+='"邮箱" ';
        }
                if(flag3==0)
        {
        str+='"电话" ';
        }
                if(flag4==0)
        {
        str+='"网址" ';
        }
        alert("请将您的"+str+"信息填写完整!");
        }
    }