diff --git a/_includes/sidebar.html b/_includes/sidebar.html
index c6e37af..1bcbf45 100644
--- a/_includes/sidebar.html
+++ b/_includes/sidebar.html
@@ -22,15 +22,18 @@
 
             <nav class="md-nav md-nav--secondary">
               <label class="md-nav__title" for="__toc">Table of contents</label>
-              <ul class="md-nav__list" data-md-scrollfix="">
-                {% for section in site.data.toc %}
-                <li class="md-nav__item">
-                  <a class="md-nav__link" href="{% if section.external_url %}{{ section.external_url }}{% else %}{{ site.baseurl }}/{{ section.url }}{% endif %}"
-                     id="pancakes-{{ section.title | slugify }}" 
-                     title="{{ section.title }}">{{ section.title }}</a>
-                </li>
-                {% endfor %}
-              </ul>
+              <a class="md-nav__link pancakes-parent" {% if section.children %}href="#pancakes-{{ section.title | slugify }}"{% else %}href="{% if section.external_url %}{{ section.external_url }}{% else %}{{ site.baseurl }}/{{ section.url }}{% endif %}"{% endif %}
+                id="pancakes-{{ section.title | slugify }}" 
+                title="{{ section.title }}">{{ section.title }}</a>
+                {% if section.children %}<nav class="md-nav">
+                    <ul class="md-nav__list">
+                        {% for child in section.children %}<li class="md-nav__item">
+                        <a href="{% if child.external_url %}{{ child.external_url }}{% else %}{{ site.baseurl }}/{{ child.url }}{% endif %}" 
+                           title="{{ child.title }}" style="display:none"
+                           class="md-nav__link pancakes-child">{{ child.title }}</a>
+                        </li>{% endfor %}
+                    </ul>
+              </nav>{% endif %}
             </nav>
           </li>