function buildVideos($completedid)
 {
     //require_once(PATH_CORE.'/classes/challenges.class.php');
     require_once PATH_CORE . '/classes/video.class.php';
     $videoTable = new VideoTable($this->db);
     $video = $videoTable->getRowObject();
     $videoids = $videoTable->getVideosForCompletedChallenge($completedid);
     foreach ($videoids as $id) {
         if ($video->load($id)) {
             $code .= $this->buildVideoplayer($video->embedCode);
         }
     }
     return $code;
 }