private function standardize_title($y_file_name)
 {
     //--
     $y_file_name = SmartFileSysUtils::version_remove($y_file_name);
     $y_file_name = strtolower(SmartFileSysUtils::get_noext_file_name_from_path($y_file_name));
     //--
     return str_replace(array('_', '-', '  '), array(' ', ' ', ' '), (string) ucfirst((string) $y_file_name));
     //--
 }