function openwin()
    {
    var name=document.getElementById("nameBX").value;
    var mail=document.getElementById("mailBX").value;
    var phone=document.getElementById("phoneBX").value;
    var website=document.getElementById("websiteBX").value;
           name=name.replace(/\ /g,""); 
           mail=mail.replace(/\ /g,"");
           phone=phone.replace(/\ /g,"");
           website=website.replace(/\ /g,"");
           if(name!=""&&mail!=""&&phone!="")
           {
    window.open("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");
           }
    }