anchor.diff:  
   <div id="right-news-box">
     <div id="viewed-models" class="news-box">
  +  <!-- viewed-models start: <%= Time.now -%> -->
       <h2>Most-viewed models</h2>
       <% if @most_viewed.empty? %>
       <p>No statistics on most-viewed models</p>
  
positive.code:       </li>
        <% end %>
      </ul>
      <% end %>
    </div>
  </div>
  
negative.code:       <% end %>
      </ul>
      <% end %>
    <!-- news-box tags end: <%= Time.now -%> -->
    </div>
  
    <div class="news-box">
  