Select the number, then press Ctrl+F9 to insert a pair of field delimiters
around the number, then between the { and the number, insert an =. After
the number, before the }, insert * 1 \* roman (or ROMAN) and then press
Alt+F9 to toggle off the display of the field codes and then F9 to update
the field.
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Hope this helps.
Please reply to the newsgroup unless you wish to avail yourself of my
services on a paid consulting basis.
Doug Robbins - Word MVP