[MPlayer-cygwin] "Experimental" DVDNAV functionality

[John Brown]

>From: "John Brown" <johnbrown105 at hotmail.com>
>Date: Sat, 26 Aug 2006 14:15:51 -0400
>
>I entered the following command:
>
>mplayer -dvd-device I: dvdnav://
>
>and it went straight into the first title. Should it have displayed a
>menu? I created the DVD using DVDStyler, a GUI frontend for dvdauthor.

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Can anyone say if the "experimental DVDnav (DVD menus) support" is working? 
If it is, how do I access DVD menus with MPlayer?