DVDFab wierdness when Alt-tabbing in Vista

When alt-tabbing with the DVD to Mobile Configuration window open, DVDFab is not displayed.

DVDFab loaded and showing fine in Alt-tab list.

DVDFab loaded with Configuration window open, showing fine in Alt-tab list.

DVDFab loaded with DVD to Mobile Configure window open… not showing up, at all in the list.

Kind of… odd.

Vista, SP1.
DVDFab Platinum