Ok so for the people who don't want the hassle of spending £30-40 on parts to build an internal airport I have found a solution that works for OSX Lion and that costs UK £4.
Here is a Guide for anyone in the same postion. Ok thanks there seem to be a bit of a shortage of Rosewaill part here in the UK, but in the last few hours I seem to have been able to get one of my current adapters working. Building a CustoMac Hackintosh: Buyer's Guide
