I could make an educated guess as to where the scroll buttons are and eat the penDown event only if it didn't seem to be on one of the buttons, but that seems fraught with peril.
I've used that method in the past and it's not all that tough or perilous.
Regards, Steve Mann -- For information on using the Palm Developer Forums, or to unsubscribe, please see http://www.palmos.com/dev/support/forums/
