Some interesting reading over here.

http://www.catsailor.com/forums/ubbthreads.php?ubb=showflat&Number=165509&page=2

"Todd, you want the numbers done right volunteer to crunch the numbers. It's been my experience the OA will happily hand off this task.
_________________________
David Ingram
F18 #672
http://www.naf18.com "