$page_p = xz_default(intval($_GET['p']),1);
$item_list = xz_mysql_forum('cid:'.$vod_id.';sid:1;pid:0;limit:20;page_is:true;page_id:forum;page_p:'.$page_p.';cache_name:default;cache_time:default;order:forum_addtime;sort:desc');
$page_array = $_GET['xz_page_forum'];