Alteração gvar, interessados [TESTE]

teste.html.erb

<%= form_for @interested, :url => interested_contact_save_path(@interested) do |w| %>
  <ul>
    <%= w.fields_for :interested_contacts do |i| %>
      <% if i.object.id.nil? %> <!-- Acrescentar isso aqui -->
        <li>
          <label>
            <span>Data: </span><br/>
            <%= i.text_field :date, :class => "select" %>
          </label>
        </li>

        <li>
          <label>
            <span>Interesses: </span><br/>
            <%= i.text_area :description, :class => "inputMedio input" %>
          </label>
        </li>
      <% end %>
    <% end %>
    <li class="btEnviarForm">
        <%= w.submit %>
    </li>    
</ul>
<% end %>