If you feel comfortable with editing the registry try this:
http://support.microsoft.com/kb/913754
"dslabbekoorn" wrote:
> I just reinstalled Office 2003 to get it working again after putting in a new
> boot hard drive (Used Seagates DriveWizard to copy the drive conents over
> from the old drive). Outlook would not load from IE and the other office
> components kept trying to install when opened, so I uninstalled and
> reinstalled both. Now Office and IE6 both work correctly but when windows
> downloads (automatically or manually): Office Sp2, Update for Outlook Junk
> Email filter 2003 (KB923095) and Update for Office 2003 (KB907417) they
> download and initiallize fine but the install ends in failure for all with
> the error code 0x80070663. None of these updates show installed in the
> control panal and my update history shows multiple attemps to install all
> failing with the same error. Can anyone help me straighten this out?
>
> Thanks in advance