gistfile1.js

  var deleteLinks = $('li.comment a[data-remote=true]');
  deleteLinks.live('ajax:complete', function(event, xhr, status) {
    $(this).parents("div.post-content").append(xhr.responseText);
    $(this).parents("div.comment-stream").remove();
  });
  deleteLinks.live('ajax:error', function(event) {
    alert('sorry, something seems to have gone badly, please try again');
 });