public function deleteImage($imgIdDel, $removeImg)
 {
     $retStr = '';
     $imgManager = new ImageShared();
     if ($imgManager->deleteImage($imgIdDel, $removeImg)) {
         $retStr = $imgManager->getTid();
     }
     $errArr = $imgManager->getErrArr();
     if ($errArr) {
         $retStr .= 'ERROR: (' . implode('; ', $errArr) . ')';
     }
     return $retStr;
 }