public function setMultipleOption($value, $dc)
	{
		$db = Database::getInstance();
		
		if ($value > 3 && $dc->activeRecord->maxLength > 200)
		{
			// change maxLegth in database
			$db->prepare("UPDATE " . $this->table . " SET maxLength=? WHERE id=?")
			   ->execute(200, $dc->activeRecord->id);
		}
		
		return $value;
	}