$fid, 'tid'=>array('>'=>$tid)), array('tid'=>1)); $arrlist_p = db_find_one('thread', array('fid'=>$fid, 'tid'=>array('<'=>$tid)), array('tid'=>-1)); if($arrlist_p){ echo '上一篇:'.$arrlist_p['subject'].''; }else{echo '上一篇:没了';} if($arrlist_n){ echo '下一篇:'.$arrlist_n['subject'].''; }else{echo '下一篇:没了';} ?>