原型链及instanceof 文章 收藏

http://www.cnblogs.com/objectorl/archive/2010/01/11/Object-instancof-Function-clarification.html

http://www.cnblogs.com/fool/archive/2010/10/14/1850910.html

http://www.cnblogs.com/fool/archive/2010/10/15/1851851.html