function ajaxSignup( blogroot, formid )
{
    var formdata = jQuery("#"+formid).serialize();
    //alert( "action=ajax_signup&" + formdata );

    jQuery.ajax
    ({
        type: "POST",
        url: blogroot+"/wp-admin/admin-ajax.php",
        data: "action=ajax_signup&" + formdata,
        success: function(response)
        {
            if( response == "success" )
                window.location = blogroot;
            else
                alert( response );
        },
        error: function(xhr, ajaxOptions, thrownError)
        {
            alert("nope");
        }
    });
    
    return false;
}