public function GetCentralShopHandlerAjaxURL($sMethod, $aParameter = array())
    {
        $oGlobal = TGlobal::instance();

        $aParameter[MTShopCentralHandler::URL_CALLING_SPOT_NAME] = $oGlobal->GetExecutingModulePointer()->sModuleSpotName;
        $aRealParams = array('module_fnc' => array($this->fieldShopCentralHandlerSpotName => 'ExecuteAjaxCall'), '_fnc' => $sMethod, MTShopCentralHandler::URL_DATA => $aParameter);
        $oActivePage = self::getActivePageService()->getActivePage();

        return $oActivePage->GetRealURLPlain($aRealParams);
    }