protected function _createSubNames( $manager )
	{
		$names = explode( '/', $manager );

		foreach( $names as $key => $subname )
		{
			if( empty( $subname ) || ctype_alnum( $subname ) === false ) {
				throw new MShop_Exception( sprintf( 'Invalid characters in manager name "%1$s"', $manager ) );
			}

			$names[$key] = ucfirst( $subname );
		}

		return implode( '_', $names );
	}