anchor.diff:          </div>
   
           <div class="collapse navbar-collapse" id="navbar-collapse">
  -            <ul class="nav navbar-nav navbar-left">
  +            <ul class="nav navbar-nav navbar-right">
                   <%= active_link_to root_path, wrap_tag: :li, active: :exclusive do %>
                   <i class="glyphicon glyphicon-home hidden-xs"></i>
                   <span class="visible-xs">Strona główna</span>
                   <% end %>
  -                <li class="dropdown">
  -                    <a href="#" class="dropdown-toggle" data-toggle="dropdown">Kursy <span class="caret"></span></a>
  +
  +                <li class="dropdown <%= active_link_to_class courses_path %>">
  +                    <a href="#" class="dropdown-toggle" data-toggle="dropdown">
  +                        <i class="glyphicon glyphicon-book hidden-xs"></i>
  +                        <span class="visible-xs">Kursy <span class="caret"></span></span>
  +                    </a>
                       <ul class="dropdown-menu dropdown-colors" role="menu">
                           <li class="dropdown-header">Ostatnie</li>
                           <% current_user.last_visited_courses(4).each do |c| %>
  -                        <li class="colored" style="border-color: <%= string_to_pastel("#{c.name}#{c.id}") %>">
  +                        <li class="colored <%= active_link_to_class course_path(c) %>" style="border-color: <%= string_to_pastel("#{c.name}#{c.id}") %>">
                               <%= link_to "#{c.name}", course_path(c) %>
                           </li>
                           <% end %>
  
positive.code:                     </ul>
                  </li>
              </ul>
              <form class="navbar-form navbar-right" role="search">
                  <div class="input-group input-group-sm">
                      <input type="text" class="form-control" placeholder="szukaj">
                      <span class="input-group-btn">
  
negative.code:                         <%= active_link_to "Wszystkie", courses_path, wrap_tag: :li, active: :exclusive %>
                      </ul>
                  </li>
  
                  <li>
                      <a href="#">
                          <i class="glyphicon glyphicon-envelope hidden-xs"></i>
                          <span class="visible-xs">Wiadomości</span>
                      </a>
                  </li>
  
                  <li>
                      <a href="#">
                          <i class="glyphicon glyphicon-calendar hidden-xs"></i>
                          <span class="visible-xs">Terminy</span>
                      </a>
                  </li>
  
                  <li class="dropdown">
                      <a href="#" class="dropdown-toggle" data-toggle="dropdown">
                          <%= current_user.name %> <span class="caret"></span>
                      </a>
                      <ul class="dropdown-menu" role="menu">
                          <li class="text-center">
                              <img src="/assets/noavatar.svg" class="img-circle navbar-avatar" style="background-color: <%= string_to_pastel current_user.name, :darker %>"/>
                          </li>
                          <%= active_link_to "Mój profil", user_path(current_user), wrap_tag: :li %>
                          <li><a href="#">Ustawienia</a></li>
                          <li class="divider"></li>
  