<div class="navr">
    <ul class="nav">
      <li><a href='{dede:global.cfg_cmsurl/}/' {dede:field name=typeid runphp="yes"}(@me=="")? @me=" class='current' ":@me="";{/dede:field}><span>首页</span></a></li& gt;
      {dede:channel type='top' row='10' currentstyle="
      <li><a class='current' href='~typelink~' ~rel~><span>~typename~</span></a></li>
      "}
      <li><a href='[field:typeurl/]' [field:rel/]><span>[field:typename/]</span></a></li>
      {/dede:channel}
    </ul>
  </div>
      判断当前状态的代码：
     {dede:field name=typeid runphp="yes"}(@me=="")? @me=" class='current' ":@me="";{/dede:field}>
      class='current' 被选中时的状态