<%= link_to 'Add Image', insert_admin_images_url( :dialog => true, :width => 950, :height => 510, :callback => "image_added" ), :id => "add_image_link" %>

<%= image_form.hidden_field :id %> <%= image_fu image_form.object, '135x135#c' %>
<%= hidden_field_tag "page[images_attributes][#{@page.images.size}][id]" %>