http://www.lianyue.org/2011/756/
http://blog.log4d.com/2010/04/notepad-shortcut-keys/
http://www.cnblogs.com/albert1017/archive/2012/08/09/2630405.html 博客园
http://wenku.baidu.com/view/a2ab8a3c87c24028915fc330.html 百度文库