anchor.diff:              <% end %>
           </table>
       </header>
  +    <nav>
  +        <a href="#" id="application_frames">Application Frames</a>
  +        <a href="#" id="all_frames">All Frames</a>
  +    </nav>
       <section class="backtrace">
           <ul class="frames">
               <% backtrace_frames.each_with_index do |frame, index| %>
  
positive.code:     }
      header table th, header table td {
          padding:4px 6px;
      }
      .frames {
          width:50%;
  
negative.code:     }
      header {
          padding:32px 32px;
          border-bottom:1px solid #e64c38;
          background-color: #ffe5e7;
          background-image: -webkit-gradient(linear, left top, left bottom, from(#ffe5e7), to(#ffb2b8)); /* Safari 4+, Chrome */
          background-image: -webkit-linear-gradient(top, #ffe5e7, #ffb2b8); /* Chrome 10+, Safari 5.1+, iOS 5+ */
  