anchor.diff:  
       <%= javascript_include_tag :jquery %>
   	<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>
  -	
  +
   	<script type="text/javascript">
       $(document).ready(function() {
           var images = ['cern.jpg', 'dryad.jpg', 'erara.jpg', 'ethz.jpg', 'ethz2.jpg', 'rutgers.jpg'];
  
positive.code: 							<li><%= link_to 'Events', 'events.html' %></li>
  						</ul>
  					</li>
  					
  					<li class="dropdown">
  						<a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" 
  						aria-expanded="false">Community <span class="caret"></span></a>
  						<ul class="dropdown-menu">
  							<li><%= link_to 'Members', 'members.html' %></li><li role="separator" class="divider"></li>
  
negative.code: 							<li><%= link_to 'Test environment', 'test.html' %></li>
  						</ul>
  					</li>
  
  					<li class="dropdown">
  						<a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true"
  						aria-expanded="false">Resources <span class="caret"></span></a>
  						<ul class="dropdown-menu">
  							<li><%= link_to 'Metadata schema', 'http://schema.datacite.org' %></li><li role="separator" class="divider"></li>
  