function __construct()
{
$this->_gzip = 0;
$this->_path = NextendFilesystem::getCachePath() . $this->_subfolder;
$this->createCacheFolder($this->_path);
$this->_url = NextendFilesystem::pathToAbsoluteURL($this->_path);
$this->_files = array();
$this->_cacheTime = getNextend('cachetime', 900);
$this->_prename = 'n';
}
