Thanks Tom - All sorted - in fact once I'd posted my message in a panic I saw
the earlier posts which also directed me to this resolution.

"Tom [Pepper] Willett" wrote:

Problems in Windows Explorer or the Windows shell after you install security
update MS06-015
http://support.microsoft.com/kb/918165

"Simon Lugg" Simon wrote in message
...
Trying to use the "Save As" command hangs the Office programme
(Powerpoint,
Excel, Word)