<!-- note the use of slice_url -->

<h1>New Page</h1>

<%= form_for(@page, :action => slice_url(:pages) ) do %>

  <p>
    <%= text_field :title, :label => "Title" %>
  </p>

  <p>
    <%= text_area :body, :label => "Body"  %>
  </p>

  <p>
    <%= submit "Create" %>
  </p>
<% end =%>

<%= link_to 'Back', slice_url(:pages) %>