Hi I flew out of of a small grass strip just north of a town called Os (pronounced OOS) in the '80's. Very friendly bunch...
Here's their website
http://www.oak.hl.no/ Theres a map at the bottom of the page..looks like things have changed since I was there..
As you arrive in the airport at Bergen, one of the clubs elderly gliders is hanging above your head.
I hope you enjoy your year there.. great city...should be back there myself this summer.