Sorry, hit 'submit' before I meant to :-) Please close, new PR being submitted. Andrew. -- Andrew Pollard, Brooks Automation | home: andrew@andypo.net 670 Eskdale Road, Winnersh Triangle, UK | work: Andrew.Pollard@brooks.com Tel/Fax:+44 (0)118 9215603 / 9215660 | http://www.andypo.net