Answers
http://www.cnblogs.com/wpdev/archive/2011/10/23/2221637.html
https://baidupush.svn.codeplex.com/svn/src/PushTestForm/PushHelper.cs
http://www.cnblogs.com/wpdev/archive/2011/10/23/2221637.html
https://baidupush.svn.codeplex.com/svn/src/PushTestForm/PushHelper.cs