I had this problem too, only is was Front Page (and I don't even know if I
have Front Page installed on my computer). Needless to say, I don't have a
disk, then everything else that needs to be installed will not.

"BGG" wrote:

> I tried installing Office XP Service Pack 3 and was prompted for a CD which I
> believe I received when I bought my computer but have not needed it in over
> five years and as such it is most likely lost. I tried to install the full
> version as a workaround but this did not work – I was still prompted for the
> CD. To complicate matters, I now cannot use Excel – when I try, I am
> prompted for a CD. Please advise. Rgds, BGG