自动更新程序(C#.Net)

http://www.cnblogs.com/jenry/archive/2006/08/15/477302.html

http://www.cnblogs.com/freeliver54/archive/2008/07/21/1247327.html

http://www.legalsoft.com.cn/docs/976.html

http://topic.csdn.net/u/20090422/08/69f9713b-3982-4313-ab11-7fb6eefdcf93.html