On Mon, 1 Jul 2013 23:44:15 +0100, Colin Hayes wrote:
I'm using Excel 2003 and need to save a file as .xlsx so it can be read
in Excel 2007.
No, you don't. Excel 2007 and 2010 can read .xls files just fine.
And I'll bet 2013 can too, though I haven't tried it.
--
Stan Brown, Oak Road Systems, Tompkins County, New York, USA
http://OakRoadSystems.com
Shikata ga nai...