左侧多级菜单,如果本页面是当前栏目,则左侧菜单高亮显示
<ul class="nav navbar-stacked" id="navs">
??????????????{dede:channelartlist typeid=‘46,46‘}
??????????????<li ?_id="#couse_1" class=""><a id="bb33" href="[field:typelink/]">[field:typename/]</a></li>
??????????????{/dede:channelartlist}
????????????</ul>
<script type="text/javascript">
????????????var myNav = document.getElementById("navs").getElementsByTagName("a");//获取nav ul下的a连接
??????????????for(var i=0;i<myNav.length;i++){
???????????????var links = myNav[i].getAttribute("href");//获取a里面的连接地址
???????????????//console.log(myNav[i]);
???????????????//<a id="bb" href="[field:typelink/]">[field:typename/]</a>
??????????????//console.log(classna);
???????????????var myURL = document.location.href;//url 连接地址
???????????????//http://st.com/a/ENGLISH/Responsibilities/gaest
???????????????if(myURL.indexOf(links) != -1){//duibi
???????????????var elem = myNav[i];
???????????????var paid = elem.parentElement;//获取父级元素
????????????????paid .className="active";//修改腹肌元素的class名
???????????????//console.log(paid);//<li></li>
???????????????//console.log(myNav[i]);//<a id="bb" href="[field:typelink/]">[field:typename/]</a>
??????????????// ?myNav[i].className="active_2"; ??
???????????????}
???????????????}
???????????</script>
左侧多级菜单,高亮显示js
原文地址：http://www.cnblogs.com/yszr/p/8027068.html