Draw on 2D canvas use java script

Since the 2d canvas launched, many experiments have been performed.
Initially drawing on the canvas 2d seem stiff and too complicated ..
because must write each coordinate point on the canvas.
Certainly very difficult to draw a complicated shape.ike this example (abstract art)
But then it becomes very easy when java script that do it.

See DEMO on : http://slideprofilpnpm.blogspot.com/...2d-canvas.html