public function getIconUrl()
    {
        if (($sIcon = $this->oxcategories__oxicon->value)) {
            $oConfig = \OxidEsales\Eshop\Core\Registry::getConfig();
            $sSize = $oConfig->getConfigParam('sCatIconsize');
            if (!isset($sSize)) {
                $sSize = $oConfig->getConfigParam('sIconsize');
            }

            return \OxidEsales\Eshop\Core\Registry::getPictureHandler()->getPicUrl("category/icon/", $sIcon, $sSize);
        }
    }