Think of this as a sort of 3D first-person paint program.
This is mostly a playground for me to learn WebGl, so set expectations accordingly. :)
Should work on Chrome/Firefox (Chrome is what I develop against).
Life is too short to even attempt to support IE.
To test out point your browser to:
http://matthewjosephtaylor.github.com/canvasworld/WebContent/main.html
Enjoy, have fun, and play. :)