Should be able to install it and reuse the activation keys.
"jagaman" <jagabits.TakeThisOut@yahoo.com> wrote in message
news:uxBQariUHHA.2256@TK2MSFTNGP02.phx.gbl...
>I used the file transfer over the network to transfer files from my old Win
>XP system to the New Win Vista system. Office 2003 Pro does not transfer
>over. Does it need to be reinstalled? If yes what about the activation
>keys? This is my own home copy of Office 2003 Pro.