Apologies for last message. I blame fatigue we are busy hee in Reading reorganising the entire library and moving everything. If it is not out of office replies then its irrelevant non library stuff. Sorry!! Merry Christmas :-) Gwilym <font size=-1> Browse the <a href="http://jiscmail.ac.uk/cgi-bin/wa.exe?LIST=LIS-PUB-LIBS">LIS-PUB-LIBS online archives.</a> </font>