public function SavePictures($good_id, $pic)
 {
     if (empty($pic)) {
         return;
     }
     if (is_array($pic)) {
         foreach ($pic as $picture) {
             CAlexHelper::SaveImages($picture, $good_id);
         }
     } else {
         CAlexHelper::SaveImages(array($pic), $good_id);
     }
 }