<% if @cart %> <%= hidden_div_if(@cart.line_items.empty?, :id => "cart") do %> <%= render @cart %> <% end %> <% end %> Home
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<% if session[:user_id] %>
<%= link_to 'Orders', orders_path %>
<%= link_to 'Products', products_path %>
<%= link_to 'Users', users_path %>

<%= button_to 'Logout', logout_path, :method => :delete %> <% end %>

<%= yield %>