Windows based: http://clubscheduler.com
http://www.youtube.com/watch?v=dbLndR8wxmM
http://www.youtube.com/watch?v=3lc4g8u6A3A
http://www.youtube.com/watch?v=i-8SsPqIyTQ
http://www.youtube.com/watch?v=yhWnZuVXyrw
http://www.youtube.com/watch?v=szE2WEaF0A4
Web based: http://easy-speak.org
Videos on using easy speak: