public function getActPictureId()
    {
        if ($this->_sActPicId === null) {
            $this->_sActPicId = false;
            $aPicGallery = $this->getProduct()->getPictureGallery();

            if ($aPicGallery['ZoomPic']) {
                $sActPicId = \OxidEsales\Eshop\Core\Registry::getConfig()->getRequestParameter('actpicid');
                $this->_sActPicId = $sActPicId ? $sActPicId : 1;
            }
        }

        return $this->_sActPicId;
    }