首頁 subcat(0,0,0,$siteid)怎么顯示某些欄目?

1. subcat(父id,0,0,$siteid) 
2. {loop subcat(6,0,0,$siteid) $r} 
3.   {if $r['catid']==83||$r['catid']==84 } 
4.         {php $num++} 
5.         <div class="box cat-area" {if $num%2!=0}style=" margin-right:10px"{/if}> 
6.           <h5 class="title-1">{$r}<a href="{$r}" class="more">更多>></a></h5> 
7.              <div class="content"> 
8.              {pc:content  action="lists" catid="$r" order="updatetime DESC" thumb="1" num="1" return="info"} 
9.              {loop $info $v} 
10.               <p> 
11.                <img src="{thumb($v,90,0)}" width="90" height="60"/> 
12.                     <strong><a   target="_blank" title="{$v['title']}"{title_style($v)}>{str_cut($v['title'],28)}</a></strong><br />{str_cut($v['description'],100)} 
13.                 </p> 
14.               {/loop} 
15.               {/pc}                
16.                 <div class="bk15 hr"></div> 
17.                 {pc:content action="lists" catid="$r" num="5" order="id DESC" return="info"} 
18.                 <ul class="list lh24 f14"> 
19.                 {loop $info $v} 
20.                  <li>·<a href="{$v['url']}" target="_blank" title="{$v['title']}"{title_style($v)}>{str_cut($v['title'],40)}</a></li> 
21.                 {/loop} //Vevb.com 
22.                 </ul> 
23.                 {/pc} 
24.             </div> 
25.         </div> 
26.         {if $num%2==0}<div class="bk10"></div>{/if} 
27.   {/if} 
28.   {/loop}