stevedowney/bootstrap-view-helpers

<%= modal_trigger("Click to show modal", href: '#modal-2', class: 'btn btn-primary') %>

<%= modal(id: 'modal-2') do %>
  <%= modal_header(close: false) do %>
    Heading <small>(with no close button)</small>
  <% end %>
  <%= modal_body do %>
    <h4>Modal Body</h4>
    <p>With additional markup</p>
  <% end %>
  <%= modal_footer do %>
    <%= button("Save", :primary) %>
    <%= modal_footer_close_button("Dismiss") %>
  <% end %>
<% end %>