Editing keyboard layouts on Vista

> Hi, I developed a custom keyboard for Windows XP that include some useful
> characters thet are missing in regular italian layout (accented capital
> lecters, copyright symbols, you may see a complete list at
> http://www.paolobesser.it/tastiera). I need to use this layout on Vista,
> but I can't. If I try to install my custom layout I notice thet my
> keyboard is correctly listed among available ones, I can even set it up in
> the correct place
> (control panel > keyboard and other language ecc > change
> keyboard > regional and language options > keyboard and languages >
> settings

> > "italiano redazionale v1.2")

> but it doesn't produce any result: when I press my keyboard, regular
> italian layout is used. I also noticed that if I click on "Properties", I
> can't see any character assigned to keymap. So I have some question:
>
> - are custom XP keyboard layout still compatible with Vista?
> - is there anything like this
> http://www.microsoft.com/globaldev/tools/msklc.mspx for Vista?
>
> Please help me: I created my custom keyboard layout 'cos I need it for my
> job. I can't live without it :-)
> Seriously,
>
> p.bes