anchor.diff:          <hr>
         </div>
         <div class="col-sm-4 text-center">
  -        <%= image_tag "paisley", class: "img-responsive img-rounded", alt: "paisley the princess" %>
  +        <%= image_tag "paisley.jpg", class: "img-responsive img-rounded", alt: "paisley the princess" %>
           <h3>
             <small>princess</small>
  -          Paisley          
  +          Paisley
           </h3>
         </div>
         <div class="col-sm-4 text-center">
  -        <%= image_tag "duncan", class: "img-responsive img-rounded", alt: "sir duncan the tall" %>
  +        <%= image_tag "duncan.jpg", class: "img-responsive img-rounded", alt: "sir duncan the tall" %>
           <h3>
             <small>sir</small>
             Duncan
  
positive.code:   </div>
  
  </div>
  <!-- /.container -->
negative.code:         </h3>
        </div>
        <div class="col-sm-4 text-center">
          <%= image_tag "tyco.jpg", class: "img-responsive img-rounded", alt: "tyco the muscle" %>
          <h3>Tyco
            <small>the muscle</small>
          </h3>
  