Show/hide a form with a button

[luisabsg]

Hy, I need a help. 

How I do to hide/show a form using buttons?

When I click in "ok", I want to show this form and when I unclick, hide this form. 

[zmansuri · Accepted solution]

Button' OnClick:

Set(varShowForm,!varShowForm)

Form's Visible Property:

varShowForm

If you want to hide form when app start

Go to App. OnStart write

Set(varShowForm,false)