		<ul class="dropdown-child">
		  {% for subcategory in nav.external-subcategories %}
		    <li><a href="{{ subcategory.subhref }}">{{ subcategory.subtitle }}</a></li>
		  {% endfor %}
		</ul>
	    </li>
		{% elsif nav.title == page.title %}
		  <li class="active"><a href="{{ nav.href }}">{{ nav.title }}</a></li>
		{% else %}
		  {% if nav.href %}
		  <li class="header-nav"><a href="{{ site.github.url }}{{ nav.href }}">{{ nav.title }}</a></li>
		    {% elsif nav.external %}
		    <li class="header-nav"><a h