"I've always liked DR 'Pure Blues' nickel strings. I'm also a fan of D'Addario and D'Aquisto. D'Aquisto doesn't have a very extensive selection of mixed gauges, but they're inexpensive and they're nice strings.I like GHS, too and they offer TONS of gauge options and custom sets but I don't think they last quite as long as some other brands."
JustStrings.com is a place to buy strings.
And for those of us who are playing along at home, here's how you install OSX on a Dell Mini 9 or Mini 10v.
They let people read in the Navy. Heck, they actually encourage it.