Orbit/app/views/desktop/co_authors/_form.html.erb

<div class="toolbar hh2">
  <div class="fn_g hp">
    <%= f.submit "Save", name: "commit", value: "Save", class: "fn_btn ini_input hp hh2 thmc2 thmtxt" %>
    <%= submit_tag "Cancel", :type => "button", class: "bt-cancel fn_btn ini_input hp hh2 thmtxt" %>
  </div>
</div>
<div id="new_co_author" class="s_grid_con s_form vp">
  <ul>
  <li class="s_grid_row">
    <%= f.label :co_author, class: "s_grid s_grid_2" %>
    <%= f.text_field :co_author, class: "s_grid s_grid_4" %>
  </li>
  <li class="s_grid_row">
    <%= f.label :email, class: "s_grid s_grid_2"%>
    <%= f.text_field :email, class: "s_grid s_grid_4" %>
  </li>
  <li class="s_grid_row">
    <%= f.label :type, class: "s_grid s_grid_2"%>
    <select name="co_author[co_author_relations_id]" id="" class="s_grid s_grid_4">
      <%= options_for_select(
        @co_author_relations.map do |relation|
          [relation.relation, relation.id]
        end
      )%>
    </select>
  </li>
</ul>
</div>