my apologies group, pressed send whilst not concentrating and message went into a jiscmail posting. not quite sure how I did it. could the group manager kindly delete? thank you ******************************** Please remove this footer before replying. OCC-HEALTH ARCHIVES: http://www.jiscmail.ac.uk/lists/occ-health.html CONFERENCES AND STUDY DAYS: http://www.jiscmail.ac.uk/cgi-bin/filearea.cgi?LMGT1=OCC-HEALTH