Chrome 16.0.904.0 dev is what I'm running on my MacBook, and it works fine there. It wasn't working for me with Safari either until I saw the tip in SnowLprd's

Chrome 16.0.904.0 dev is what I'm running on my MacBook, and it works fine there. It wasn't working for me with Safari either until I saw the tip in SnowLprd's comment about enabling WebGL.