Ori pointed me to
(prototype at http://en.wikipediaadventure.org/
It's basically a game that walks you through becoming a Wikipedia
editor. It has its own rough tour library, but it seems like they could
use GuidedTour to great effect.
The code (http://en.wikipediaadventure.org/w/skins/common/tutorial.js
is under the public domain, so we might be able to use some snippets as
The script is pretty elaborate