dl.sub-nav
  dd(class=("active" if params[:q].nil?))
    = link_to "All", admin_users_path(q: nil)
  dd(class=("active" if params.fetch(:q, {})[:unapproved]))
    = link_to "Unapproved", admin_unapproved_users_path
  dd(class=("active" if params.fetch(:q, {})[:inactive]))
    = link_to "Inactive", admin_inactive_users_path