<%= field_set_tag _("Valid Host Group and Environment Combinations"), :id => "template_combination" do %> <%= f.fields_for :template_combinations do |builder| %> <%= render 'provisioning_templates/combination', :f => builder %> <% end %> <% end %>

<%= link_to_add_fields('+ ' + _("Add Combination"), f, :template_combinations, "provisioning_templates/combination", { :target => '#template_combination', :primary_button => false }) %>