function extractId(obj) {
  tokens = obj.attr('id').split('-');
  return tokens[tokens.length-1];
}

$(document).ready(function (){
  $('.comment-body').hide();

  $('.comment-link').click (function() {
    comment_body_id = '#comment-body-' + extractId($(this));

    $('.comment-body').not(comment_body_id).hide();
    $(comment_body_id).toggle();

    return false;
  })

  $(document).click(function() {
    $('.comment-body').hide();
  });

  asyncUndoBehaviour();

  $('form.delete-item').submit(function () {
    asyncDeleteForm($(this));

    // Assume success and remove comment
    comment_link_id = '#comment-link-' + extractId($(this));
    $(comment_link_id).remove();
    $(this).parent('div').parent('div').remove();
    return false;
  });
})