public static function breadcrumbs($links, $htmlOptions = array())
    {
        $divider = TbArray::popValue('divider', $htmlOptions, '/');
        self::addCssClass('breadcrumb', $htmlOptions);
        $output = self::openTag('ul', $htmlOptions);
        foreach ($links as $label => $url) {
            if (is_string($label)) {
                $output .= self::openTag('li');
                $output .= self::link($label, $url);
                $output .= self::tag('span', array('class' => 'divider'), $divider);
                $output .= '</li>';
            } else {
                $output .= self::tag('li', array('class' => 'active'), $url);
            }
        }
        $output .= '</ul>';
        return $output;
    }