$(window).load(function(){
    $("#submitbutton").click(function(){
       emailaddress = $("#emailaddress").val();
        $("#emailaddress").val("");
            window.open('/mailinglist/?address='+emailaddress,"formwindow","status=0,toolbar=0,location=0,menubar=0,resizable=0,scrollbars=0");
        return false;
    });
    $("#viewport").fadeIn(1500);
});