You can use the Aut

pen procedure. Open the VBA Editor (ALT F11),
insert a Module from the Insert menu, and in that module use
Sub Aut

pen()
ThisWorkbook.Worksheets("Sheet1").Range("A1").Value = 0
End Sub
Change the sheet name and cell reference as required.
Cordially,
Chip Pearson
Microsoft Most Valuable Professional
Excel Product Group, 1998 - 2009
Pearson Software Consulting, LLC
www.cpearson.com
(email on web site)