+2  A: 

See this question: Windows Mobile notification dialog.

You use the class Microsoft.WindowsCE.Forms.Notification.

Johan Kullbom
The linked reference to the use of Notification class does not provide usage for the main menu.How can I customize the menubar those Hide/Next ?
Pentium10
+2  A: 

You could always PInvoke the native call SHNotificationAdd. The menu information is stored in the skm and rgskn fields in the SHNOTIFICATIONDATA structure.

Trevor Balcom
A: 

I found the method, so I am answering my own question:

the following blog posts are useful

http://www.christec.co.nz/blog/archives/104 http://www.christec.co.nz/blog/archives/150

Pentium10