头部之中加入以下代码即可
1)&&!empty($nid)){
header('Location:'.APP_PATH.'/index.php?m=content&c=index&a=lists&catid='.$nid);
}
}
?>

三级的跳转
{pc:content action="category" catid="0" num="25" siteid="$siteid" order="listorder ASC"}

{loop $data $r}
{if count(subcat($r[catid])) > 0 && $r[modelid ] == 0}

{php $zi_arr = explode(',',$r[arrchildid])}
{php $ischild = $CATEGORYS[$zi_arr[1]]}
{if $ischild[child]}
{php $zi_arr = explode(',',$ischild[arrchildid])}
{/if}
{php $url = $CATEGORYS[$zi_arr[1]][url]}

{else}
{php $url = $r[url]}
{/if}

{/loop}
{/pc}
{php echo runhook('glogal_menu')}