Use conditional formatting with a formula of

=(F2-A2)=--"01:00"

--

HTH

Bob

"Steve M" wrote in message
...
Hi
I would like to be able to highlight a cell to show if a start time in
column a and a finish time in column f was over 1 hour. The highlighted
cell
could be the finish time cell or a cell next to it. Any help would be
great.
Thankyou

Time format I have in cells is hh:mm

cheers