<% @photos.in_groups_of(4).each do |group| %> <% unless group.empty? %>

<%= link_to image_tag(photo.attachment.thumb.url), photo.attachment.largest.url, :class => 'fancybox-thumb', :rel => "fancybox-thumb" %>

<%= photo.title %>
<%= photo.description %> <%= ratings_for photo %>

<% end %> <% end %>