Thanks, Mauricio.

>What I have done on some sistems is to have a Color reference
>I set some textboxes (you can use other control like shape), with a color and a tooltip
>that shows the meaning of the color on grids. Then you can set a color on columns, rows or cells
>has you want with a value returned from Function or a Method call with the value passed as parameter
>
>Hope this help
>
>Mauricio