<nav class=“collapse”>

<div class="inner">
{% include hooks/navbar-prehook.html %}

{% assign documents = site.documents | where: "collection", site.theme-settings.collection | where_exp: "page", "page.chapnum != null" %}
{% if page.subsite %}
        {% assign documents = documents | where: "subsite", page.subsite %}
{% endif %}
{% assign pages = documents | where_exp: "page", "page.pagenum != null" | sort: "pagenum" %}
{% assign indices = documents | where_exp: "page", "page.pagenum == null" | sort: "chapnum" %}

{% for index in indices %}
        <p class="chapter">{% if index.icon %}{% assign components = index.url | split: "/" %}<span class="icon icon-{{ components[-2] | escape }} {{ index.icon | escape }}"></span> {% endif %}{{ index.chapter | escape | replace: " ", "&nbsp;" }}</p>
        <ul>
        {% if site.theme-settings.indices == true and index.layout == "chapter-index" %}
                <li{% if index.url == page.url %} class="selected"{% endif %}><a href="{{ index.url | replace: "/index", "" | relative_url | uri_escape }}">Index</a></li>
        {% endif %}
        {% assign chapter_pages = pages | where: "chapter", index.chapter %}
        {% for p in chapter_pages %}
                <li{% if p.url == page.url %} class="selected"{% endif %}><a href="{{ p.url | relative_url | uri_escape }}">{{ p.title | escape | replace: " ", "&nbsp;" }}</a></li>
        {% endfor %}
        </ul>
{% endfor %}

{% include hooks/navbar-posthook.html %}
</div>

</nav>