This is pretty neat, but you should make it so that if you click, you create a small dot. Right now it looks like you only render when the mouse moves, but not

This is pretty neat, but you should make it so that if you click, you create a small dot. Right now it looks like you only render when the mouse moves, but not on the initial mouse down event. (tested with latest safari and chrome). I've been working on a similar idea with canvas, node.js and socket.io - it's amazing how many people are taking these same technologies and solving similar problems.