anchor.diff:  
   main() {
     load_comics();
  +
     attach_add_handler();
   }
   
  
positive.code:     el.on.click.add(disable_add_form);
      event.preventDefault();
    });
  }
  
  disable_add_form(event) {
  
negative.code: }
  
  enable_add_form(event) {
    final form_div = _ensure_add_form('#add-comic-form');
  
    form_div.style.transition = 'opacity 1s ease-in-out';
    form_div.style.opacity = "1";
  