% content_for :heading do %>
<%= t(@already_follows ? ".unfollow.heading" : ".follow.heading", :user => @friend.display_name) %>
<% end %>
<%= bootstrap_form_tag :method => (@already_follows ? :delete : :post) do |f| %>
<% if params[:referer] -%>
<%= f.hidden_field :referer, :value => params[:referer] %>
<% end -%>
<%= f.primary @already_follows ? t(".unfollow.button") : t(".follow.button") %>
<% end %>