protected function ParseXMLResponse($sResult)
    {
        $oXMLResponse = new SimpleXMLElement($sResult);
        foreach ($oXMLResponse->attributes() as $sAttributeName => $sAttributeValue) {
            $sAttributeName = strtoupper($sAttributeName);
            $this->aXMLResponseData[$sAttributeName] = (string) $sAttributeValue;
        }
        if (isset($oXMLResponse->HTML_ANSWER)) {
            $this->aXMLResponseData['HTML_ANSWER'] = (string) $oXMLResponse->HTML_ANSWER;
        }
    }