anchor.diff:          <li><a href="#"><%=t 'sport.tennis' %></a></li>
           <li><a href="#"><%=t 'sport.baseball' %></a></li>
           <li><a href="#"><%=t 'sport.volleyball' %></a></li>
  -        <li><a href="#">Sport</a></li>
  -        <li><a href="#">Sport</a></li>
  -        <li><a href="#">Sport</a></li>
  +
         </ul>
  -      
         <ul class="nav navbar-nav navbar-right">
           <% if logged_in? %>
   
  
positive.code:                 <% end %>
                <% end %>
              </li>
              
              <li><a href="/auth/facebook"><i class="fa fa-facebook-official fa-1x" aria-hidden="true"></i></a></li>
              <li><a href="/auth/twitter"><i class="fa fa-th-large fa-twitter fa-1x" aria-hidden="true"></i> </a></li>
          <% end %>
          
        </ul>
      </div>
    </div>
  
negative.code:                 <% end %>
                <% end %>
              </li>
  
              <li>
                <%= link_to "#{root_path}/login" do %>
                  <%=content_tag :span, :class => "glyphicon glyphicon-log-in" do %>
  