.btn-group
  %button.btn.btn-success.dropdown-toggle{ data: { toggle: 'dropdown' } }
    Export
    = export_format.upcase
    %span.caret
  %ul.dropdown-menu{ role: 'menu' }
    %li
      = link_to 'All Events',
        admin_conference_program_events_path(conference_id,
          format: export_format,
          event_export_option: 'all')
    %li
      = link_to 'Confirmed Events',
        admin_conference_program_events_path(conference_id,
          format: export_format,
          event_export_option: 'confirmed')
    %li
      = link_to 'All Events with Comments',
        admin_conference_program_events_path(conference_id,
          format: export_format,
          event_export_option: 'all_with_comments')