hi. have just switch to the blackberry world, and got a bold 9700. have a data plan with my service provider thru the 3G and my phone also wifi enabled. when am at home or office, am on both 3G & wifi. phone is set to wifi preference. when browsing, how do i know if am on wifi connection or 3G connection? doed it show on the screen. i know there icons of the wifi becomes white & black instead of grey & black when there is a wifi connection, but how to be sure that am using the wifi connection? thanks.