>Hi Ed,
>Hi Hen
>
>If you have that textbox in a class container, how do you do it
>

I'd create a subclass of the base textbox class with that in the InteractiveChange event code for the subclass, and then either add the subclass programmatically to the container at runtime, or include the subclassed textbox in the container subclass at design time.

>Thank´s
>João