anchor.diff:  
       <!-- Le fav and touch icons -->
       <link rel="shortcut icon" href="ico/favicon.ico">
  +    <% if (extraHead != null) { %> <jsp:include page="<%= extraHead %>" /> <% } %>
     </head>
     <body>
   
  
positive.code:                 </ul>
                </li>
              </ul>
            </div>
          </div>
        </div>
  
negative.code:     <!-- JavaScript at the bottom for fast page loading -->
      <script src="js/messages.js"></script>
      <x:script src="js/application.js"/>
      <% if (extraFoot != null) { %> <jsp:include page="<%= extraFoot %>" /> <% } %>
    </body>
  </html>
  