dedecms二级导航标签调用使用的方法

 <ul class="nav nav-pills blue">
         <!--一级栏目下面有二级栏目的 -->
         {dede:channelartlist typeid='top' row='4'}
             <li class="dropdown" >               <a id=" id="{dede:field name='id'/}"" href="{dede:field name='typeurl'/}" rel="external nofollow"  role="button" data-toggle="dropdown">
               {dede:field name='typename'/}
                   <b class="caret"></b>
               </a>
                     <ul class="dropdown-menu" role="menu" aria-labelledby="drop0">
                       {dede:channel type='son' noself='yes'}
                     <li role="presentation">                         <a role="menuitem" tabindex="-1" href="[field:typelink/]" rel="external nofollow"  rel="external nofollow" >
                             [field:typename/]</a>
                     </li>
                     {/dede:channel}
                       </ul>
             </li>
         {/dede:channelartlist}         <!--没有二级栏目的-->
             {dede:channel    type ='top'   row='2'    }
              <li>
                    <a href="[field:typelink/]" rel="external nofollow"  rel="external nofollow"  target="_blank">[field:typename/]<sup style="color:#FF8400;">●</sup></a>
                </li>
                {/dede:channel} </ul>