anchor.diff:  
   	<div class="article-container group">
   
  -   <aside role="navigation">
  +   <aside>
        <div class="inner">
   
  -       <nav class="chapters-navigation">
  +       <nav role="navigation" class="chapters-navigation">
            <ol>
              <% @guide.parts.each do |nav_part| %>
              <li <% if @part == nav_part %>class="active"<% end %>>
  
positive.code:            <% end %>
           </ol>
         </nav>
  
  			<div class="meta-data">
  				<p class="modified-date">Last updated: <%= @guide.updated_at.to_formatted_s(:short_ordinal) %></p>
  
  				<p>Re-use this data:</p>
    				<ul class="api-links">
              <li class="json"><a href="<%= publication_path(@guide.slug,:edition=>@edition,:format=>:json) %>">JSON</a></li>
            </ul>
  			</div>
  
       </div>
     </aside>
  
negative.code:      </div>
     </article>
  
  		<div class="meta-data">
  			<p class="modified-date">Last updated: <%= @guide.updated_at.to_formatted_s(:short_ordinal) %></p>
  
  			<p>Re-use this data:</p>
  				<ul class="api-links">
           <li class="json"><a href="<%= publication_path(@guide.slug,:edition=>@edition,:format=>:json) %>">JSON</a></li>
         </ul>
  		</div>
  
  	</div>
  
  </section>
  