tabtab增删选项卡<div class="wrap-top">
<div class="tab-left">＜＜</div>
<div class="tab-right">＞＞</div>
<div class="cont-tab">
<div class="cont-scroll">
<li>
<span>HTML</span>
<a href="[removed]void(0)">X</a>
<div class="line"></div>
</li>
<li>
<span>CSS</span>
<a href="[removed]void(0)">X</a>
<div class="line"></div>
</li>
<li>
<span>jQuery</span>
<a href="[removed]void(0)">X</a>
<div class="line"></div>
</li>
<li>
<span>javascript</span>
<a href="[removed]void(0)">X</a>
</li>
</div>
</div>
</div>
