No minify

    /**
     * Minify a javascript-file
     *
     * @param string $file The file to be minified.
     * @return string
     */
    private function minifyJS($file)
    {
        $finalURL = $file;
        return $finalURL;
        // create unique filename
//      $fileName = md5($file) . '.js';
//      $finalURL = FRONTEND_CACHE_URL . '/minified_js/' . $fileName;
//      $finalPath = FRONTEND_CACHE_PATH . '/minified_js/' . $fileName;

        // check that file does not yet exist or has been updated already
//      if(!SpoonFile::exists($finalPath) || filemtime(PATH_WWW . $file) > filemtime($finalPath))
//      {
            // create directory if it does not exist
//          if(!SpoonDirectory::exists(dirname($finalPath)))
//          {
//              SpoonDirectory::create(dirname($finalPath));
//          }

            // minify the file
//          require_once PATH_LIBRARY . '/external/minify.php';
//          $js = new MinifyJS(PATH_WWW . $file);
//          $js->minify($finalPath);
//      }

//      return $finalURL;
    }