orbit-basic/app/views/front/show_breadcrumb.html.erb

<% if not @ancestors.empty? %>
  <div class='category_list'>
    <ul class='list'>
      <% @ancestors.each do |node| %>
        <li class='active'>
          <%= link_to node.title, "/#{node.path}"  %>
        </li>
      <% end %>
    </ul>
  </div>
<% end %>