public function getViewConfigParam($sName)
    {
        startProfile('\OxidEsales\Eshop\Core\ViewConfig::getViewConfigParam');

        if ($this->_oShop && isset($this->_oShop->$sName)) {
            $sValue = $this->_oShop->$sName;
        } elseif ($this->_aViewData && isset($this->_aViewData[$sName])) {
            $sValue = $this->_aViewData[$sName];
        } else {
            $sValue = (isset($this->_aConfigParams[$sName]) ? $this->_aConfigParams[$sName] : null);
        }

        stopProfile('\OxidEsales\Eshop\Core\ViewConfig::getViewConfigParam');

        return $sValue;
    }