.row
  .col-md-3
    = render 'admin/conference/sidebar'
  .col-md-9
    = semantic_form_for(@conference, :url => admin_conference_supporter_levels_path(@conference.short_title)) do |f|
      = f.input :use_supporter_levels, :label => false
      = dynamic_association :supporter_levels, "Supporter Levels", f
      = f.action :submit, :as => :button, :button_html => {:class => "btn btn-primary"}