Thanks, that's a trick I may be able to use.
>For example, if you have grid.textbox with character controlsource:
>Textbox.Gotfocus event
>
>This.Tag=This.Value
>
>Textbox.Lostfocus event
>
>If Alltrim(This.Value)==Alltrim(This.Tag)
> Return
>Endif
>*** validation code here
>
Extreme Programming = Plan -> Design -> Code -> Test
