/**
 * Custom loadLanguage method
 *
 * @param   string  $path  The path on which to find language files.
 *
 * @return  void
 *
 * @since   3.1
 */
public function loadLanguage($path)
{
    $extension = 'files_' . strtolower(str_replace('files_', '', $this->getElement()));
    $this->doLoadLanguage($extension, $path, JPATH_SITE);
}