Hi > I guess there was a typo. Paul, could you please correct it. Yep - I'll sort it out tomorrow (Monday). Regards Paul Paul Grenyer email: paul at paulgrenyer.co.uk web: http://www.paulgrenyer.co.uk Elephant: http://www.paulgrenyer.dyndns.org/elephant/ I put my hand upon the lever, said let it rock and let it roll.