Time
Running Time
Elapsed Time:
When Button Pressed
set now to running time
scroll now
\\where now is a user created variable

Last updated
Running Time
Elapsed Time:
When Button Pressed
set now to running time
scroll now
\\where now is a user created variable

Last updated
on event1 (your choice)
set time1 to event time stamp
on event2 (also your choice but diff than event1)
set time2 to event time stamp
on start
set duration = 0
after event 2 occurs and time2 stored
duration= time2 - time1