/**
  * Create the configuration registry
  *
  * @access	private
  * @param	string	$file 	The path to the configuration file
  * return	JConfig
  */
 function &_createConfiguration($file)
 {
     parent::_createConfiguration($file);
     require_once JPATH_BASE . DS . 'configuration.php';
     // Create the JConfig object
     $config = new JConfigForum();
     // Get the global configuration object
     $registry =& JFactory::getConfig();
     // Load the configuration values into the registry
     $registry->loadObject($config);
     return $config;
 }