app/views/challenges/form/_winner.html.erb
<div class="row">
<%= form_for [@organizer,@challenge], validate: true, html: { class: "dbl-col" } do |f| %>
<fieldset class="checkbox">
<div>
<%= f.check_box :winners_tab_active, {}, "true", "false" %>
<%= f.label :winners_tab_active, "Winner's Tab Active?" %>
</div>
<label>Winner's Tab (Markdown)</label>
<%= markdown_editor do |m| %>
<%= f.text_area :winner_description_markdown, class: "txt-med" %>
<% end %>
</fieldset>
<%= render partial: 'challenges/form/submit_buttons', locals: { f: f } %>
<% end %>
</div>