很不错的javascript 学习网站！

1.Javascript 面向对象编程（一）：封装

http://blog.csdn.net/zhanghongjie0302/article/details/25653549

2.Javascript属***constructor/prototype的底层原理

http://blog.csdn.net/zhanghongjie0302/article/details/26844395

3.javascript面对对象编程 之继承

http://blog.csdn.net/zhanghongjie0302/article/details/26850887

4. JavaScipt面向对象编程----闭包

http://blog.csdn.net/zhanghongjie0302/article/details/27357749

5.jQuery***能优化的38个建议---给用户最劲爆的体验！

http://blog.csdn.net/zhanghongjie0302/article/details/27639519