Well I've entered the Secret Agent challenge,

http://forums.cgsociety.org/showthread.php?f=291&t=777016

I can't quite figure out how to post my images properly. I'm linking to Photobucket at the moment
but the thumbnail in the list isn't showing, just a squiggle. If anyone can give me advice I'd welcome it, cheers.

Aha! You have to submit entry to get your images to show properly. Now I know