public function getTopNavigationCatCnt()
    {
        if ($this->_iTopCatNavItmCnt == null) {
            $topCategoryNavigationItemsCount = \OxidEsales\Eshop\Core\Registry::getConfig()->getConfigParam('iTopNaviCatCount');
            $this->_iTopCatNavItmCnt = $topCategoryNavigationItemsCount ? $topCategoryNavigationItemsCount : 5;
        }

        return $this->_iTopCatNavItmCnt;
    }