public function deleteItem( $id )
	{
		$siteid = $this->_getContext()->getLocale()->getSiteId();
		$this->begin();

		try
		{
			$this->_createTreeManager( $siteid )->deleteNode( $id );
			$this->commit();
		}
		catch( Exception $e )
		{
			$this->rollback();
			throw $e;
		}
	}