public function getActCatType()
    {
        $sType = false;
        $aData = \OxidEsales\Eshop\Core\Registry::getConfig()->getRequestParameter("aSeoData");
        if ($aData && isset($aData["oxparams"])) {
            $oStr = getStr();
            $iEndPos = $oStr->strpos($aData["oxparams"], "#");
            $sType = $oStr->substr($aData["oxparams"], 0, $iEndPos);
        } elseif ($aList = $this->getSelectionList()) {
            reset($aList);
            $sType = key($aList);
        }

        return $sType;
    }