Need a help for widget event

Need a help for widget event

Need help. I have created widget sample using jQuery Mobile. I need to create an event for the widget. The widget has a Select option and I need to create a change event for the widget (outside of widget). Could you please help me
the code is available in

http://plnkr.co/edit/Y6A18kSuxrCQLZFxRxDA?p=preview