function web_statistics()
 {
     $content_template = $this->load_template($this->_template_root . 'web_statistics.xml');
     $sm = vivvo_lite_site::get_instance();
     $db =& $sm->get_db();
     require_once VIVVO_FS_INSTALL_ROOT . 'lib/vivvo/core/Categories.class.php';
     $cat_list = new Categories_list();
     $content_template->assign('website_categories', strval($cat_list->get_count()));
     require_once VIVVO_FS_INSTALL_ROOT . 'lib/vivvo/core/Tags.class.php';
     $tag_list = new Tags_list();
     $content_template->assign('website_tags', strval($tag_list->get_count()));
     require_once VIVVO_FS_INSTALL_ROOT . 'lib/vivvo/core/Articles.class.php';
     $articles_list = new Articles_list();
     $content_template->assign('website_articles', strval($articles_list->get_count()));
     $content_template->assign('website_articles_active', strval($articles_list->get_count(array('search_status' => 1))));
     $res = $db->query('SELECT sum(times_read) as times_view FROM ' . VIVVO_DB_PREFIX . 'articles_stats');
     if (!PEAR::isError($res)) {
         if ($row = $res->fetchRow(MDB2_FETCHMODE_ASSOC)) {
             $times_view = $row['times_view'];
         }
     }
     $content_template->assign('website_articles_view', intval($times_view));
     require_once VIVVO_FS_INSTALL_ROOT . 'lib/vivvo/core/Comments.class.php';
     $comments_list = new Comments_list();
     $content_template->assign('website_comments', strval($comments_list->get_count()));
     $user_mng = $sm->get_user_manager();
     $user_list = $user_mng->get_user_list();
     $content_template->assign('system_staff', strval($user_list->get_count(array('search_user_type' => 'staff'))));
     return $content_template->get_output();
 }