There will be a compatibility pack issued. A beta of it is now available:

http://www.microsoft.com/office/prev...converter.mspx

--
Jim
"Peter" wrote in message
...
| Hi folks,
| Very soon the Office 2007 is available. I have the skill to
| create or manipulate an Office 2007 excel document with programming now.
As
| usual, any company will adopt the new office later.
| Can a 2007 Excel document be opened in an Excel 2003
| application. Thanks.
| Peter
|