<ul class="side-nav">
	{% for chapter in site.chapters %}
		{% if chapter.title == page.title %}
			<li class=selected>{{chapter.title}}
	  	{% else %}
			<li><a href="{{ chapter.url | prepend: site.github.url }}">{{chapter.title}}</a>
	  	{% endif %}
  	{% endfor %}
</ul>
