anchor.diff:          <%= image_tag '/images/icon-publisher-edit.png', :alt => 'Edit this publication', :title => 'Edit this publication' %>
         <% end %>
       <% end %>
  -
  +  </td>
  +  <td>
       <% if safe_to_preview?(publication) %>
         <%= link_to preview_edition_path(publication.latest_edition) do %>
           <%= image_tag '/images/icon-publisher-preview.png', :alt => 'Preview this publication', :title => 'Preview this publication', :class => 'preview' %>
  
positive.code:       <% end %>
      </span>
      <% end %>
  
      <% if publication.can_create_new_edition? %>
        <%= form_tag admin_editions_path(publication) do %>
          <%= image_submit_tag '/images/icon-publisher-create-new-edition.png', :alt => 'Create new edition of this publication', :title => 'Create new edition of this publication' %>
  
negative.code:     <% else %>
        <%= image_tag '/images/icon-publisher-preview.png', :alt => 'Preview disabled for this publication', :title => 'Preview disabled for this publication', :class => 'disabled' %>
      <% end %>
    </td>
  </tr>