全兼容的纯CSS级联菜单要点浅析(2)

<ul>
<li class="li"><a href="#nogo" class="option">网上缴费</a></li>
<li class="li"><a href="#nogo" class="option">充值卡缴费</a></li>
</ul>
</li>
</ul>
</li>
<li class="li biz">
<a href="#nogo" class="option"><span>业务办理</span></a>
<ul>
<li class="li">
<a href="#nogo" class="option"><span>日常业务办理</span></a>
<ul>
<li class="li"><a href="#nogo" class="option">来电显示</a></li>
<li class="li"><a href="#nogo" class="option">呼叫等待</a></li>
<li class="li"><a href="#nogo" class="option">呼叫转移</a></li>
<li class="li"><a href="#nogo" class="option">三方通话</a></li>
<li class="li"><a href="#nogo" class="option">来电提醒</a></li>
<li class="li"><a href="#nogo" class="option">呼叫保持</a></li>
<li class="li"><a href="#nogo" class="option">呼叫转移设置</a></li>
<li class="li"><a href="#nogo" class="option">主叫隐藏</a></li>
<li class="li"><a href="#nogo" class="option">彩铃</a></li>
<li class="li"><a href="#nogo" class="option">国内漫游</a></li>
<li class="li"><a href="#nogo" class="option">短信回执</a></li>
<li class="li"><a href="#nogo" class="option">12580综合信息</a></li>
<li class="li"><a href="#nogo" class="option">关爱一线通</a></li>
</ul>
</li>
<li class="li">
<a href="#nogo" class="option"><span>数据业务</span></a>
<ul>
<li class="li"><a href="#nogo" class="option">手机上网</a></li>
<li class="li"><a href="#nogo" class="option">GPRS</a></li>
<li class="li"><a href="#nogo" class="option">飞信</a></li>
<li class="li"><a href="#nogo" class="option">手机报</a></li>
<li class="li"><a href="#nogo" class="option">无线音乐俱乐部</a></li>
<li class="li"><a href="#nogo" class="option">手机邮箱</a></li>
<li class="li"><a href="#nogo" class="option">号簿管家</a></li>
<li class="li"><a href="#nogo" class="option">WLAN业务</a></li>
<li class="li"><a href="#nogo" class="option">彩乐短信</a></li>
</ul>
</li>
<li class="li">
<a href="#nogo" class="option"><span>手机报停/报开</span></a>
<ul>
<li class="li"><a href="#nogo" class="option">手机报停</a></li>
<li class="li"><a href="#nogo" class="option">手机复机</a></li>
</ul>
</li>
<li class="li">
<a href="#nogo" class="option">梦网查询与退订</a>
</li>
</ul>
</li>
<li class="li change">
<a href="#nogo" class="option"><span>套餐办理与变更</span></a>
<ul>
<li class="li"><a href="#nogo" class="option">GPRS套餐变更</a></li>
<li class="li"><a href="#nogo" class="option">产品变更</a></li>
</ul>
</li>
<li class="li score">
<a href="#nogo" class="option"><span>积分计划</span></a>
<ul>
<li class="li"><a href="#nogo" class="option">积分查询</a></li>
<li class="li"><a href="#nogo" class="option">积分兑换</a></li>