private function getPromotion()
    {
        $promotion = [];
        $promotion_area = $this->_parser->find('.promotional-video', 0);
        if ($promotion_area) {
            foreach ($promotion_area->find('.video-list-outer') as $v) {
                $temp = [];

                $link_area = $v->find('a', 0);
                $temp['title'] = $this->getPromotionTitle($link_area);
                $temp['link'] = $this->getPromotionLink($link_area);

                $promotion[] = $temp;
            }
        }

        return $promotion;
    }