app/views/region_validators/_search.html.erb
<% if @search %>
<ul>
<% for item in @search %>
<li>
<%= item.name %>
<%= form_tag :action => 'add', :id => @region do %>
<%= hidden_field_tag :validator_id, item.id %>
<%= button_bar do %>
<%= submit_button(:add, _('Add')) %>
<% end %>
<% end %>
</li>
<% end %>
</ul>
<% end %>