Open Network File Slowly / No Responding / Hang ( Excel )

Problem Product : Office 2003 / Excel 2003

When you access the excel file on server/network drive, it may slow, not responding or hang, it only happen on server/network drive because you apply update of Excel 2003 Office File Validation (OFV), You can try to copy the file to your local computer / desktop for ensure is network problem.

Source from Microsoft :
http://support.microsoft.com/kb/833041

Solution:
You can download Microsoft Fix it 50637, it will disable OFV on Excel 2003
http://go.microsoft.com/?linkid=9767060