js 兼容问题
1. JS 兼容nextSibling
http://www.cnblogs.com/manong13/archive/2012/02/23/2364405.html
2. JS 兼容透明度
http://www.cnblogs.com/manong13/archive/2012/02/23/2364421.html
3. JS兼容event.target
http://www.cnblogs.com/manong13/archive/2012/02/23/2364443.html
4. JS兼容事件冒泡
http://www.cnblogs.com/manong13/archive/2012/02/23/2364462.html
5. JS兼容添加事件响应函数
http://www.cnblogs.com/manong13/archive/2012/02/23/2364485.html
6. JS兼容input onchange事件
http://www.cnblogs.com/manong13/archive/2012/02/28/2372104.html