trigger to be used when message "do u want to save" appear

gurus,

when i issued a clear-block and there are changes in the block, this messge appear: "do u want to save changes" w/ yes,no and cancel button. aside from the normal commit, i want to do some additional process when each button is pressed. what triggers will to do the additional process for each button?

thanks
Grace Lim
Suy Sing Comm'l Corp.
247-41-34 Received on Thu Jul 13 2000 - 20:54:06 CDT