anchor.diff:          <div class="tab-pane active" id="urls">
             <% processed_pages = pages.select{|p| !p.exception} %>
             <% if processed_pages.size > 0 %>
  -            <% processed_pages.each do |page| %>
  -              <div class='page'>
  +            <div class="accordion">
  +              <% processed_pages.each do |page| %>
                   <h3>
  -                  <a href='<%= page.url %>'><%= page.url %></a>
  -                  <span class="label label-danger"><%= "#{page.errors.length} errors" %></span>
  -                  <span class="label label-warning"><%= "#{page.warnings.length} warnings" %></span>
  +                  <%= page.url %>
  +                  <div class="pull-right">
  +                    <span class="label label-danger"><%= "#{page.errors.length} ERRORS" %></span>
  +                    <span class="label label-warning"><%= "#{page.warnings.length} WARNINGS" %></span>
  +                  </div>
                   </h3>
   
  -                <div class="accordion">
  -                  <% page.errors.sort_by {|e| e.line.to_i}.each do |error| %>
  -                    <h3>
  -                      <span class="label label-danger">ERROR</span>
  -                      <%= CGI::escapeHTML(error.text.capitalize) %>
  -                    </h3>
  -
  -                    <div>
  -                      <% if error.line && error.col %>
  -                        <span class="coordinates label">
  -                          LINE <%= error.line %>, COL <%= error.col %>
  -                        </span>
  -                      <% end %>
  -
  -                      <% if error.source && error.source.strip.length > 0 %>
  -                        <pre><code class="html"><%= error.source.strip %></code></pre>
  -                      <% end %>
  -
  -                      <% if error.explanation && error.explanation.strip.length > 0 %>
  -                        <div class="w3c_explanation"><%= error.explanation.strip %></div>
  -                      <% end %>
  -                    </div>
  -
  -                  <% end %>
  +                <div style="padding:10px;">
  +                  <div class="accordion">
  +                    <% page.errors.sort_by {|e| e.line.to_i}.each do |error| %>
  +                      <h3>
  +                        <span class="label label-danger">ERROR</span>
  +                        <%= CGI::escapeHTML(error.text.capitalize) %>
  +                      </h3>
  +
  +                      <div>
  +                        <% if error.line && error.col %>
  +                          <span class="coordinates label">
  +                            LINE <%= error.line %>, COL <%= error.col %>
  +                          </span>
  +                        <% end %>
  +
  +                        <% if error.source && error.source.strip.length > 0 %>
  +                          <pre><code class="html"><%= error.source.strip %></code></pre>
  +                        <% end %>
  +
  +                        <% if error.explanation && error.explanation.strip.length > 0 %>
  +                          <div class="w3c_explanation"><%= error.explanation.strip %></div>
  +                        <% end %>
  +                      </div>
  +                    <% end %>
  +
  +                    <% page.warnings.sort_by {|w| w.line.to_i}.each do |warning| %>
  +                      <h3>
  +                        <span class="label label-warning">WARNING</span>
  +                        <%= CGI::escapeHTML(warning.text.capitalize) %>
  +                      </h3>
  +
  +                      <div>
  +                        <% if warning.line && warning.col %>
  +                          <span class="coordinates label">
  +                            LINE <%= warning.line %>, COL <%= warning.col %>
  +                          </span>
  +                        <% end %>
  +
  +                        <% if warning.source && warning.source.strip.length > 0 %>
  +                          <pre><code class="html"><%= warning.source.strip %></code></pre>
  +                        <% end %>
  +
  +                        <% if warning.explanation && warning.explanation.strip.length > 0 %>
  +                          <div class="w3c_explanation"><%= warning.explanation.strip %></div>
  +                        <% end %>
  +                      </div>
  +                    <% end %>
  +                  </div>
                   </div>
  -
  -                <div class="accordion">
  -                  <% page.warnings.sort_by {|w| w.line.to_i}.each do |warning| %>
  -                    <h3>
  -                      <span class="label label-warning">WARNING</span>
  -                      <%= CGI::escapeHTML(warning.text.capitalize) %>
  -                    </h3>
  -
  -                    <div>
  -                      <% if warning.line && warning.col %>
  -                        <span class="coordinates label">
  -                          LINE <%= warning.line %>, COL <%= warning.col %>
  -                        </span>
  -                      <% end %>
  -
  -                      <% if warning.source && warning.source.strip.length > 0 %>
  -                        <pre><code class="html"><%= warning.source.strip %></code></pre>
  -                      <% end %>
  -
  -                      <% if warning.explanation && warning.explanation.strip.length > 0 %>
  -                        <div class="w3c_explanation"><%= warning.explanation.strip %></div>
  -                      <% end %>
  -                    </div>
  -
  -                  <% end %>
  -                </div>
  -              </div>
  -            <% end %>
  +              <% end %>
  +            </div>
             <% end %>
           </div>
   
  
positive.code: 
      <div class="container">
  
        <h1>MARKUP VALIDATION FOR <a href='<%= @url %>'><%= @url %></a></h1>
  
        <ul class="nav nav-tabs">
          <li class="active"><a href="#urls">List of URLs</a></li>
  
negative.code: 
        a.navbar-brand { color: #FFF !important; }
  
        /* Tabs */
        .tab-content {
          border: 1px solid #ddd;
          border-top: 0px;
          padding: 10px;
        }
  
        .nav-tabs {
            margin-bottom: 0;
        }
  
        /* Explanations */
        .w3c_explanation { border: 1px solid #ddd; background-color: #ffe; padding: 10px; margin: 5px 5px 25px 5px; font-size: 0.8em; }
  