anchor.diff:      class: 'btn btn-danger' %>
     <% end %>
     </div>
  -<% end %>
  +<% end %>
positive.code:           <div class="tabbable">
              <ul class="nav nav-tabs">
                <li class="active"><a href="#date_range" data-toggle="tab">Date Range</a></li>
                <li><a href="#calendar" data-toggle="tab">Calendar</a></li>
              </ul>
  
              <div class="tab-content">
  
negative.code:     </div>
    </div>
  
    <hr>
    <%# NOTES %>
    <div class="row">
  