anchor.diff:              </div>
             </a>
   
  -          <a href="<%= courses_path(:cl => "ror") %>">
  +          <a href="<%= course_path('ruby-on-rails') %>">
               <div class="course-panel p4">
                 <div class="img-wrapper">
                   <%= image_tag "icons/rails.png", :width => "80px", :title => "Ruby on Rails" %>
  
positive.code:             </div>
            </a>
  
            <a href="<%= courses_path(:cl => "html5") %>">
              <div class="course-panel p5">
                <div class="img-wrapper">
                  <%= image_tag "icons/html5.png", :width => "80px", :title => "HTML5 and CSS3" %>
  
negative.code:           <p>
              The curriculum is really flexible -- when a better way to learn something comes along we can just use that instead!
            </p>
            <a href="https://github.com/TheOdinProject/curriculum">See the curriculum on Github >></a>
          </div>
  
          <div class="panel">
  