public static function mediaList(array $items, $htmlOptions = array())
    {
        if (!empty($items)) {
            self::addCssClass('media-list', $htmlOptions);
            $output = '';
            $output .= self::openTag('ul', $htmlOptions);
            $output .= self::medias($items, 'li');
            $output .= '</ul>';
            return $output;
        }
        return '';
    }