moby/docs/theme/mkdocs/toc.html

<div id="toc_table" class="bs-sidebar hidden-print" role="complementary">
{% if current_page.title != '**HIDDEN**' %}
  <h2><a href="#">{{ current_page.title }} <b class="caret"></b></a></h2>
{% endif %}
  <h3>TABLE OF CONTENTS</h3>
  <ul id="toc_navigation" class="nav bs-sidenav">
  {% for toc_item in toc %}
    {% for toc_item in toc_item.children %}
      <li><a href="{{ toc_item.url }}"><span class="active_icon glyphicon glyphicon-eye-open"></span><span class="passive_icon glyphicon glyphicon-unchecked"></span> {{ toc_item.title }}</a></li>
    {% endfor %}
  {% endfor %}
  </ul>
</div>