function ff_securitycode_entered(element, message)
{
    var ex  = /(^\d{5}$)/;
    if (!ex.test(element.value)) {
        if (message=='') message = "Security code must be entered as five digits.\n";
        ff_validationFocus(element.name);
        return message;
    } // if
    return '';
} // ff_securitycode_entered