The Chess video can be found here:
https://www.youtube.com/watch?v=7dNwE83F904 (https://www.youtube.com/watch?v=7dNwE83F904)
The Chinese Chess video can be found here:
https://www.youtube.com/watch?v=54o3TJvaJQ0 (https://www.youtube.com/watch?v=54o3TJvaJQ0)
I used roughly 9 weeks to come up with this HTML5 Open Source Chess and Chinese Chess on my own from scratch, even though it's still far from complete. Both share the same codebase.
The github repository can be found here:
https://github.com/Double-X/HTML5-Chess (https://github.com/Double-X/HTML5-Chess)