protected function GetResponseURL($sResponse)
    {
        $sReturnURLBase = $this->getActivePageService()->getActivePage()->GetRealURLPlain(array(), true);
        if ('.html' === substr($sReturnURLBase, -5)) {
            $sReturnURLBase = substr($sReturnURLBase, 0, -5);
        }
        if ('/' !== substr($sReturnURLBase, -1)) {
            $sReturnURLBase .= '/';
        }
        // remove http:// and https:// since these are set in the interface
        $sReturnURLBase = str_replace('https://', '', $sReturnURLBase);
        $sReturnURLBase = str_replace('http://', '', $sReturnURLBase);

        return $sReturnURLBase.self::URL_IDENTIFIER.$sResponse;
    }