function ff_dollaramount2dp(element, message)
{
    var ex  = /^\d+$|^\d+\.\d{2}$/;
    if (!ex.test(element.value)) {
        if (message=='') message = element.name+" must be a number with two decimal places.\n";
        ff_validationFocus(element.name);
        return message;
    } // if
    return '';
} // ff_dollaramount2dp