http://bugs.winehq.org/show_bug.cgi?id=25558
--- Comment #10 from elad el.il@doom.co.il 2010-12-31 06:31:43 CST --- (In reply to comment #9)
I've added support for this to wisotool. In short, the workaround I found is to mount both dvd's, copy their files to a folder. Then mount disk 2 (or put the real disk in the drive). Run the installer from the folder on your hard drive, and proceed as normal.
This workaround doesn't work for me.