<ol class="tree">
  <li>
    <label>.</label>
    <input type="checkbox" checked />
    <ol>
      <li class="file">
        <a href="folder0"><span class="icon"></span>folder0</a><form method="POST" action="/deleteFile/folder0" onsubmit="return confirm('Do you really want to delete the file folder0?');"><button type="submit" name="delete" value="true"></button></form>
      </li>
    </ol>
  </li>
</ol>
