_setup_wizard.html.haml

.wizard
  - if section == 'new_building'
    %a.current
      %span.badge.badge-inverse 1
      New Building
  - else
    %a
      %span.badge 1
      New Building
  %a
    %span.badge 2
    Add Doorman
  %a
    %span.badge 3
    Finished!

whatever.html.haml

= render partial: 'layouts/setup_wizard', locals: { section: 'new_building' }