app/views/admin/field_groups/_new.html.haml
- path = new_admin_field_group_path(klass_name: @field_group.klass_name)
= form_for([:admin, @field_group], html: one_submit_only, remote: true) do |f|
= link_to_close path
= f.error_messages
= render partial: "top_section", locals: { f: f }
.buttonbar
= f.submit t(:create_field_group), id: :field_group_submit
or
= link_to_cancel path