HTML5 真的能做很多事

看看这些在线的演示，真的很酷

http://hakim.se/experiments/html5/trail/03/

http://arapehlivanian.com/wp-content/uploads/2007/02/canvas.html

http://www.benjoffe.com/code/demos/canvascape/

http://hakim.se/experiments/html5/sinuous/01/

http://hakim.se/experiments/html5/core/01/