HTML5
- http://html5.org
- http://html5cn.org
- http://html5test.org
- http://html5demos.com/
Wikipedia
- http://en.wikipedia.org/wiki/HTML5
W3Schools
- http://www.w3schools.com/html/default.asp
- http://www.w3schools.com/html5/default.asp -- 这个只是介绍了 HTML5 增加的部分，要和上面一个结合看
- http://www.w3schools.com/html5/html5_reference.asp