JavaScript实现节点删除与序号自动重建

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    <th width="50">编号</th>
    <th>标题</th>
    <th width="50">操作</th>
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<tbody id="reroder-list">
  <tr>
    <td>1</td>
    <td class="left"><a href="https://www.jb51.net/article/70631.htm">JS+CSS实现表格高亮的方法</a></td>
    <td><a href="#del" class="lnk-del">删除</a></td>
  </tr>
  <tr>
    <td>2</td>
    <td class="left"><a href="https://www.jb51.net/article/70625.htm">JavaScript节点及列表操作实例小结</a></td>
    <td><a href="#del" class="lnk-del">删除</a></td>
  </tr>
  <tr>
    <td>3</td>
    <td class="left"> <a href="https://www.jb51.net/article/70613.htm">JavaScript实现删除,移动和复制文件的方法</a></td>
    <td><a href="#del" class="lnk-del">删除</a></td>
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