anchor.diff:  <p>
     <strong>Last result:</strong>
     <div id="result">
  +    Loading.....
     </div>
     <script type="text/javascript">
       $.ajax({
  
positive.code:   </script>
  </p>
  
  <%= link_to 'Back', queries_path %>
  
negative.code: <%= link_to 'Back', queries_path %>
  <p id="notice"><%= notice %></p>
  
  <%= render 'form' %>
  