The resulting test / quiz engine is my new jsQuizEngine project. It's a simple, clean quiz engine that's easy to use. The file format for the quizzes is even in HTML, so it's even easy to create new quizzes for.
Source Code: https://github.com/crpietschmann/jsquizengine
Also, here's some screenshots of where it's at so far. Keep in mind this project is really simple at this point, but it does work.