Sorry folks, my admin assistant forwarded my last message to the wrong list. Steve. Steve Metcalfe Division of Assistive Resources and Technology University of Lincolnshire & Humberside, UK Tel: +44 (0)1482 440550 ext. 4029 Fax: +44 (0)1482 441411 EMail [log in to unmask] %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%