These came to me thanks to the good offices of Nigel Short. Check them out. Alec http://www.youtube.com/watch?v=FIdN8NKjqts&feature=share http://www.youtube.com/watch?v=zF40XzwGA64&feature=related best wishes Nigel ___________________________________________________________ This email has been scanned by MessageLabs' Email Security System on behalf of the University of Brighton. For more information see http://www.brighton.ac.uk/is/spam/ ___________________________________________________________ ___________________________________________________________ This email has been scanned by MessageLabs' Email Security System on behalf of the University of Brighton. For more information see http://www.brighton.ac.uk/is/spam/ ___________________________________________________________