Thank you to everyone for your really great suggestions, I am collating them all and will be discussing with my colleagues. Sarah **************************************************************** website: http://museumscomputergroup.org.uk/ Twitter: http://www.twitter.com/ukmcg Facebook: http://www.facebook.com/museumscomputergroup [un]subscribe: http://museumscomputergroup.org.uk/email-list/ ****************************************************************