<div class="container">

     <!--左边树状导航-->

     <div class="CNLTreeMenu" id="CNLTreeMenu1">

         <ul>

         {loop subcat($catid) $c}

         <li class="Opened"><a href="{$c[url]}">{$c['catname']}</a>

      <ul>

         {if $c['child']}

         {php $child = subcat($c['catid']);}

         {loop $child $catc}

           <li class="Opened"><a title="{$catc['catname']}" href="{$c['url']}" target="_blank">{$catc['catname']}</a>

                  <ul>

                       {if $child[$catc['catid']]['child']}

                       {php $child2 = subcat($catc['catid']);}

                       {loop $child2 $catc2}

                           <li class="Child"><a href="{$cate['url']}">{$catc2['catname']}</a></li>

                       {/loop}

                       {/if}

                  </ul>

           </li>

         {/loop}

         </ul></li>{/if}{/loop}</ul>

 </div>