ensl.org/app/views/challenges/new.html.erb

<h1>
  New challenge
</h1>

<div class="wide box">
  <%= form_for @challenge do |f| %>
    <%= f.error_messages %>
    <%= f.hidden_field :contester1_id %>
    <%= f.hidden_field :contester2_id %>

    <div class="contentWide">
      <% if @challenge.errors.empty? %>
        <h3 class="center">
          <%= namelink @challenge.contester1.team %>
          vs
          <%= namelink @challenge.contester2.team %>
        </h3>
        <p>
          <%= f.label :details, "Information for the opponent" %><br />
          <%= f.text_area :details, :cols => 40, :rows => 7 %>
        </p>
        <p>
          <%= f.submit 'Create' %>
        </p>
      <% end %>
    </div>
  <% end %>
</div>

<%= link_to 'Back', @challenge.contester1.contest %>