The Zetec types must be zzzzzz... at this hour, only us v6 boys are up.
I can't help you with the colors but the functions should be:
1. B+ i.e. the big connection to the battery
2. connection to charge light cicuit
3. 12 volt connection for the internal regulator


98 Mystique LS v6 atx 110,000km
97 Contour LX v6 atx 125,000km
stock CD on LS, cass on LX
spoiler, tinted windows on LS only
4 wheel discs on LX only
All other available options on both