>I've created a formobject which I made modal and which I activate with :
>
>oLogin=createobject("eLogin")
>
>The problem is the although the windowtype = 1 (modal), the form isn't modal. Why ?

You mean on a re-display of the form? If so, oLogin.Show(1) will re-display it as modal. If not, how is the form being displayed?