The D60 is much lighter and smaller. It is better if you mostly shoot with Auto or Program Mode The D80 (and D90) is heavier and bigger but has better controls for manual adjustment and Autofocuses...
Well the D60 is better because it is more advanced, it has better quality (6 megapixels vs. 10 megapixels). If you buy the kit, the 18-55mm lens will come with vibration reduction, creating better...
If you have a friend/relative in an other country you can know what's going on.it's interesting.It could effect you soon (e.g beach trip when there was the oil spill)