Try these URLs
http://www.satellites.co.uk/scripts/webforum/DCForumID14/146.html
http://www.satellites.co.uk/scripts/webforum/DCForumID14/122.html
http://www.satellites.co.uk/scripts/webforum/DCForumID14/99.html
http://www.satellites.co.uk/scripts/webforum/DCForumID20/21.html
http://www.satellites.co.uk/scripts/webforum/DCForumID14/86.html
http://www.satellites.co.uk/scripts/webforum/DCForumID14/50.html
Rolf