html5视频教程

http://www.worldwebinar.org/html5-tutorial-52-making-something-useful/
http://www.worldwebinar.org/html5-tutorial-51-retrieving-and-displaying-stored-data/
http://www.worldwebinar.org/html5-tutorial-50-saving-data/
http://www.worldwebinar.org/html5-tutorial-49-making-the-web-storage-program-pretty/