app/views/shared/_menu.html.erb
<div class="sidebar-links">
<% if @menu -%>
<ul id="base-Menu" class="link-list">
<%= render partial: '/item', collection: @menu.items %>
</ul>
<% end -%>
<% if @back_menu -%>
<ul id="back_menu" class="link-list">
<%= render partial: '/item', collection: @back_menu.items %>
</ul>
<% end -%>
</div>
<% if @legend -%>
<%= panel(:default) do %>
<ul id="legend" class="link-list">
<%= render partial: '/item', collection: @legend.items %>
</ul>
<% end %>
<% end -%>