Hi,

Transparency is not supported in xl charts on a pc. I think the Mac guys
have it better.

There is a work around for column charts, unfortunately it doesn't work
for area charts.
http://www.j-walk.com/ss/excel/usertips/tip071.htm

Cheers
Andy

Stefano wrote:
I am using Ms Excel 2003. I cant set the trasparency between two overlapping
areas
into a chart. The slidebar is disabled into the formatting dialog of the chart

--

Andy Pope, Microsoft MVP - Excel
http://www.andypope.info