Thank you all, for your time and help.

The solution is here:

http://support.microsoft.com/support/kb/articles/Q147/5/96.asp

Cheers!

Francisco Cabeza

>Using VFP 5.0
>
>I'm using sysmetric() to know the configuration
>of the screen (monitor).
>
>I want to change the form width depending on the
>user's screen width.
>
>In the form designer there is any way to change
>the width using a constant???
>
>I tried:
>
>ThisForm.Width = MyWidth
>
>But it doesn't work.
>
>MyWidth is a constant of the screen width.
>
>
>Any suggestion.
>
>Thanks in advance
>
>Francisco Cabeza