anchor.diff:                  <% end %>
                 </ul>
               </li>
  -            <li role="presentation" class="dropdown">
  -              <a class="dropdown-toggle navbar-brand" data-toggle="dropdown" href="#" role="button" aria-expanded="false">
  -                Signup <span class="caret"></span>
  -              </a>
  +            <li class="dropdown">
  +              <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false">Sign Up<span class="caret"></span></a>
                 <ul class="dropdown-menu" role="menu">
                   <%= form_tag "/users" do |f| %>
                     <li>Username:<br><%= text_field_tag :username %></li>
  
positive.code:   <script src="https://sdk.amazonaws.com/js/aws-sdk-2.0.0-rc1.min.js"></script>
  </head>
  <body ng-app="barter" ng-controller="AppController as app">
  
    <div class="container-fluid">
      <div class="navbar navbar-inverse navbar-fixed-top">
        <ul class="nav navbar-nav navbar-left">
          <a class='navbar-brand glyphicon glyphicon-transfer' href="/"> Barter</a>
        </ul>
  
        <ul class="nav navbar-nav navbar-right">
  
          <% if current_user %>
  
            <div class="navbar-collapse logged-in">
              <ul class="nav navbar-nav">
                <li><a ng-href="#/users/<%=current_user.id%>"><%= current_user.username.capitalize %></a></li>
  
                <li><a href="/logout" method="destroy"></i>Logout</a></li>
              </ul>
            </div>
  
          <% else %>
  
            <ul class="nav nav-tabs">
              <li role="presentation" class="dropdown">
                <a class="dropdown-toggle navbar-brand" data-toggle="dropdown" href="#" role="button" aria-expanded="false">
                  Login <span class="caret"></span>
                </a>
                <ul class="dropdown-menu" role="menu">
                  <%= form_for :session, url: login_path do |f| %>
                    <li><%= f.label :username %><br><%= f.text_field :username %></li>
  
negative.code:                 <% end %>
                </ul>
              </li>
            <%end%>
          </ul>
        </div>
      </div>
    </div>
  </nav>
  
  <%= yield %>
  
  