js控制li的隐藏和显示实例代码

<div class="favorite_list">    <div class="list_type" id="list_type">      <ul class="all">       <li> <a href="javascript:void(0);" onclick="showli(1);">全部(<span class="nums">{$count}</span>)</a></li>       <li> <a href="javascript:void(0);" onclick="showli(60);">钢琴谱(<span class="nums">{$count_pu}</span>)</a></li>       <li> <a href="javascript:void(0);" onclick="showli(525);">钢琴曲(<span class="nums">{$count_qu}</span>)</a></li>       <li> <a href="javascript:void(0);" onclick="showli(531);">钢琴专辑(<span class="nums">{$count_zhuanji}</span>)</a></li>       <li> <a href="javascript:void(0);" onclick="showli(541);">钢琴全集(<span class="nums">{$count_quanji}</span>)</a></li>       <li> <a href="javascript:void(0);" onclick="showli(14);">钢琴视频(<span class="nums">{$count_shipin}</span>)</a></li>      </ul>    </div>    <div class="list_content">      <ul class="navigation" id="navigation">        {loop $info $r}        <li id="t1" class="sl{$r[parentid]}">         <!-- 此处的class复制了一个变量，该变量的值可能是[60,525,531,542,14]-->         <a href="{$r[url]}" target="blank"><h3>{$r[title]}</h3></a>         <span class="date">{date("Y-m-d",$r[adddate])}</span>         <a class="delete" href="javascript:void(0)" onclick="ConfirmDel({$r[id]});"><img src="http://www.hqgq.com/statics/www_images/favorite/delete.jpg"/></a>         </li>        {/loop}      </ul>    </div>  </div>

function showli(pid){  var arrnav = ["1", "525", "531","541","60","14"];  if(pid=='1'){ // 如果是1就显示全部的li标签    $("ul.navigation li").show();    return false;  }  // 否则就显示对应的class="s1"+pid的li标签  $.each(arrnav, function(i, item){    if(item==pid){      $("ul.navigation li.sl"+pid).show();    }else{      $("ul.navigation li.sl"+item).hide();    }　　});}