public function move($direct = null, $id = null, $delta = 1) {
		$this->loadModel('CakeLdap.ConfigSync');
		if (!$this->ConfigSync->getFlagTreeSubordinateEnable()) {
			throw new InternalErrorException(__d('cake_ldap', 'The database does not contain information on the tree view'));
		}
		$this->Move->moveItem($direct, $id, $delta);
	}