{get data=tag_nav model=category fun=tag_nav(get('catid','i'))}

<div id="nav">
<ul>
<li><a href="/index.php">首页</a></li>
{foreach item=c from=$tag_nav.child}
<li {if $c.id eq get('catid') && get('tagname')=='' } class="ui-state-active"{/if}>
<a href="/index.php?m=list&iswap=1&catid={$c.id}" >{$c.cname}</a></li>
{if $c.tags or $c.child}

    {if $c.child}
        {foreach item=d from=$c.child}
        <li {if $d.id eq $smarty.get.catid } class="ui-state-active"{/if}><a href="/index.php?m=list&iswap=1&a=default&catid={$d.id}" >{$d.cname}</a></li>
        {/foreach}
    {/if}
    
    {foreach item=cc from=$c.tags}
    {if $cc}
    <li {if $cc eq $smarty.get.tagname} class="ui-state-active"{/if} ><a href="/index.php?m=list&iswap=1&catid={$c.id}&tagname={$cc|urlencode}" >{$cc}</a> </li>
    {/if}
    {/foreach}
 
{/if}
 
{/foreach}
</ul>
</div>