You've been given a sensible reply about adding a custom property to the form. Just be aware that as long as that form is 'alive', that custom property is just as available to everything else as a public variable.

Alan

>Hi evrybody,
>
>I would like to use a variable everywhere within a form only.
>
>However, local variables can be used and modified only within the procedure or function in which they are created, and cannot be accessed by lower-level programs.
>
>On the other hand Public variables can be accessed everywhere.
>
>What should I do then?