/* hide redundant navigation */
$j("#navigation_for_comment_<%= "#{@comment.id}" %>").hide();
/* render the delete confirmation form into its spot, then make it visible */
$j("#delete_comment_placeholder_<%= "#{@comment.id}" %>").html("<%= escape_javascript(render :partial => "comments/confirm_delete", :locals => {:comment => @comment}) %>");
$j("#delete_comment_placeholder_<%= "#{@comment.id}" %>").slideDown();