public function safePictureDelete($sPicName, $sAbsDynImageDir, $sTable, $sField)
    {
        $blDelete = false;
        if ($this->_isPicDeletable($sPicName, $sTable, $sField)) {
            $blDelete = $this->_deletePicture($sPicName, $sAbsDynImageDir);
        }

        return $blDelete;
    }