If time difference < 24 hours

? TimeDiff("21:30", "23:33")

FUNCTION TimeDiff
LPARAMETERS tcStartTime, tcEndTime
LOCAL lnSec
lnSec = CTOT(tcEndTime) - CTOT(tcStartTime)
RETURN PADL(INT(lnSec/3600), 2, "0") + ":" + ;
		PADL(INT((lnSec%3600)/60),2, "0") + ":" 

>
>
>i search a utility program FOR calculate the result between two hours.
>
>Sample
>
>

>Beginning   21:30
>End         23:33
>Difference  02:03 or 2.05 Hours
>

>