Link to remote in an article.rhtml

<h1><%= @article.title %></h1>
<p>
  <%= @article.body %>
</p>
<p id="comments_list" style="display: none">
</p>
<span id="comments_indicator" style="display: none">
  <%= image_tag "indicator.gif" %>
</span>
<%= link_to_remote "show all comments",
                   :url => post_comments_path,
                   :update => "comments_list",
                   :loading => %Q{ $("#comments_indicator").fadeIn("fast"); },
                   :complete => %Q{ 
                     $("#comments_indicator").fadeOut("fast");
                     $("#comments_list").slideDown("normal");
                   } %>