can u tell me how to create confirmation box(i.e)dialog box with yes or no option
thanks

Hello,

you might want to check out http://developer.android.com/guide/appendix/faq/commontasks.html#alerts. Basically, you instantiate an AlertDialog.Builder with Context this, set it up with the respective methods (like "setMessage(String)") and listeners, and then use the method "show()".

Greets,
/tbi