public static function controls($controls, $htmlOptions = array())
    {
        if (TbArray::popValue('row', $htmlOptions, false)) {
            self::addCssClass('row', $htmlOptions);
        }
        $before = TbArray::popValue('before', $htmlOptions, '');
        $after = TbArray::popValue('after', $htmlOptions, '');
        if (is_array($controls)) {
            $controls = implode('', $controls);
        }
        $content = $before . $controls . $after;
        return self::tag('div', $htmlOptions, $content);
    }