织梦模板JS代码实现导航高亮

<span style="font-size:14px;" deep="13"><div id="menu">

 <ul>

  <li><a href="http://www.adminbuy.cn">网站首页</a></li>

  <li><a href="">免费模板</a></li>

 </ul>

</div>

<script type="text/javascript" language="javascript">

var nav = document.getElementById("menu");

var links = nav.getElementsByTagName("li");

var lilen = nav.getElementsByTagName("a");

var currenturl = document.location.href;

var last = 0;

for (var i=0;i<links.length;i++)

{

   var linkurl =  lilen[i].getAttribute("href");

     if(currenturl.indexOf(linkurl)!=-1)

        {

         last = i;

        }

}

         links[last].className = "menu_on";

</script></span>