最精简代码-导航菜单设计

<!--导航菜单-->
<div class="bodymenu">
<div class="mainnav">
<ul class="navmenu">
<li class="nav_0"><a href="xxx.com" title="首页"><i></i>首页<span></span></a></li>
<li class="nav_1"><a href="http://xiamen.changtu.com/" id="booking_menu" onclick="javascript:_hmt.push(['_trackEvent', 'index_booking_menu', 'click', 'booking_menu']);" title="汽车票预订"><i></i>厦门汽车站<span></span></a></li>
<li class="nav_2 ico"><a href="http://www.12308.com/huodong/rent_bus.html" tts="link_3316" title="约租车" target="_blank"><i></i>跨城约车<span></span></a></li>
<li class="nav_5"><a href="xxx.com" title="我要包车"><i></i>我要包车<span></span></a></li>
<li class="nav_3"><a href="xxx.com" title="资讯中心"><i></i>资讯中心<span></span></a></li>
<li class="nav_4"><a href="xxx.com" title="客服中心"><i></i>客服中心<span></span></a></li>
</ul>
<div class="navuserbg"></div>
<ul class="navuser" id="login_content">
<li class="mytrip" id="login_menu">
<a tltle="用户中心 " class="ushow" href="xxx.com">用户中心<em>图标</em></a>
<div style="display: none;" class="ubox" id="login_menubox">
<ul>
<li class=""><a tltle="我的订单 " rel="nofollow" href="xxx.com">我的订单</a></li>
<li class=""><a tltle="我的提问 " rel="nofollow" href="xxx.com">我的提问</a></li>
<li class=""><a tltle="个人资料 " rel="nofollow" href="xxx.com">个人资料</a></li>
</ul>
</div>
</li>
<li class="reg">
<a title="注册" rel="nofollow" href="xxx.com">注册</a>
</li>
<li class="out hide" style="display: none;">
<a title="退出" rel="nofollow">退出</a>
</li>
<li class="go">
<span><a title="登录" href="http://uc.12308.com" class="logLin">登录</a></span>
</li>

</ul>