Hi all, yes there are a few problems to iron out still, in the interest of the community I am going to hand over the reins to someone else, (if I get any takers) I've done a lot of work on this and losing interest. It is always the way it goes that fixing one problem seems to introduce another, and it's getting a little frustrating now!
So please refer to this thread for future developments:
http://www.subsim.com/radioroom/showthread.php?t=134649