Thank you Bill. It looks like a combination of installing service pack 2 and
suggested registry entry fixed the problem.

Andrew

"Bill Manville" wrote in message
...
Maybe this MSKB article will help you understand what's going on

http://support.microsoft.com/kb/328440/en-us

or this one:

http://support.microsoft.com/kb/917689/en-us


Bill Manville
MVP - Microsoft Excel, Oxford, England
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