protected function _getAvailableLanguages()
    {
        $sDefLang = \OxidEsales\Eshop\Core\Registry::getUtilsServer()->getOxCookie('oxidadminlanguage');
        $sDefLang = $sDefLang ? $sDefLang : $this->_getBrowserLanguage();

        $aLanguages = \OxidEsales\Eshop\Core\Registry::getLang()->getAdminTplLanguageArray();
        foreach ($aLanguages as $oLang) {
            $oLang->selected = ($sDefLang == $oLang->abbr) ? 1 : 0;
        }

        return $aLanguages;
    }