<%#= form_for @part, url: {action: "update"} do |f| %> <%#= f.hidden_field :page_part_id, value: @part.id.to_s %> <%#= render :partial => "form", :locals => { :f => f } %> <%# end %> <% content_for :page_specific_css do %> <%= stylesheet_link_tag "lib/main-forms" %> <% end %> <%= form_for @part, url: {action: "update"}, :remote=>true, html: { class: "form-horizontal main-forms"} do |f| %> <%= f.hidden_field :page_part_id, value: @part.id.to_s %> <%= render :partial => "form", :locals => { :f => f } %> <% end %>