Navigating within a Sheet and Around a Workbook
http://www.mvps.org/dmcritchie/excel/navigation.htm

Check the position of your last cell Ctrl+End
if it is not where you think it should be then run Debra Dalgleish's
DeleteUnused macro (don't try to fix last cell position manually)
Why do my scrollbars go to row 500 -- my data ends in cell E50?,
http://www.contextures.com/xlfaqApp.html#Unused

Also see if you have the lastest maintenace applied to your Excel 2003.
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HTH,
David McRitchie, Microsoft MVP - Excel [site changed Nov. 2001]
My Excel Pages: http://www.mvps.org/dmcritchie/excel/excel.htm
Search Page: http://www.mvps.org/dmcritchie/excel/search.htm

"Gaz@PPC" wrote in message ...
Just installed WINDOWS XP Pro and upgraded EXcel to 2003, I find that on
large spreadsheets scrolling using the arrow keys is painstakingly slow even
though the file is on a local drive.