>Hi,
>
>I have a grid which is displaying information like this:
>

>Age   5yrs   10yrs   20yrs
>50    1235   1345   7676576
>50    3234   54365  658678
>50    87668  87699  768898
>50    76576  65767  09809
>55    876987 090980 09809
>55    765876 989878 768767
>55    876876 785457 6757687
>55    654655 435354 6546565
>60...
>

>and so on, in groups of 4 records per each age.
>
>I want to highlight alternating groups to make it easier to read. What formula can i use to do this?
>
>Thanks.

From the top of my head:

iif(mod(recno(),8) <5, GreenColor, RedColor)