>My problem is:
>addobjet(oFrm,frm,@Prm1)
>I would like that a variable PARAMETER went PUBLIC for all Form.
>Because I think that The PARAMETER only are visibles for method INIT.
>I need change Prm1 in all the Form.

add a property to your form to hold the parameter and set this in the init method. it will then be visible everywhere in the form.