Help?? How do i..... 2 thing!

I have seen in screen shots air bridges and ground lice i was wondering how do you enable this or can they be downloaded
? Also how can i make and add hangers thfat i can taxi a a/c in to? i have FSDS but not sure thanks. Also is ther any airports with these already on fs 2002, i have fs traffic installed as well if this helps.
thanks
iain

thanks

iain