/**
  * Add specific attributes
  */
 public function __get($strKey)
 {
     switch ($strKey) {
         case 'value':
             $mailft_column = preg_replace("/[^a-zA-Z0-9\\_]/", "", $this->mailft_column);
             $mailft_table = preg_replace("/[^a-zA-Z0-9\\_]/", "", $this->mailft_table);
             // BACKEND - no id given, get default value instead
             if (!preg_match("/^\\d+\$/", $this->varValue)) {
                 return "MAIL BY ID FROM TABLE " . $mailft_table . ", COLUMN " . $mailft_column;
             }
             // FRONTEND
             $this->Import(Database);
             $dbrow = $this->Database->prepare("SELECT {$mailft_column} FROM {$mailft_table} WHERE id=?")->limit(1)->execute($this->varValue);
             if ($dbrow->numRows) {
                 return $dbrow->{$mailft_column};
             }
             return $this->mailft_fallback;
             break;
         default:
             return parent::__get($strKey);
     }
 }