protected function _loadData($sTag, $sTitle, $sDesc, $aItems, $sRssUrl, $sTargetUrl = null)
    {
        $this->_loadBaseChannel();

        $this->_aChannel['selflink'] = $sRssUrl;

        if ($sTargetUrl) {
            $this->_aChannel['link'] = $this->_aChannel['image']['link'] = $sTargetUrl;
        }

        $this->_aChannel['image']['title'] = $this->_aChannel['title'] = $sTitle;
        $this->_aChannel['image']['description'] = $this->_aChannel['description'] = $sDesc;

        $this->_aChannel['items'] = $aItems;

        if ($sTag) {
            $this->_aChannel['lastBuildDate'] = $this->_getLastBuildDate($sTag, $this->_aChannel);
            $this->_saveToCache($sTag, $this->_aChannel);
        } else {
            $this->_aChannel['lastBuildDate'] = date('D, d M Y H:i:s O', Registry::getUtilsDate()->getTime());
        }
    }