Phone Dialer App::Beta testers Required

hi friends,
i am attaching my code of phone book+dialer.you can use the application to save your contacts as well as to dial a phone number by a telephone connected to your modem.You need to be Offline to make a call.

kindly test this application for me and tell me your suggestions and any bugs if you find in the application.


Known Bug:Once you are connected to another phone you need to click the 'End' button as well as to put the phone reciever.


Regards
Mohit