1.PC PEN Driver
  Insert the CD of user’s guide into the DVD/CD-ROM; Run “pc-pen drive” to install
the driver and follow the steps on the screen till finishing.

2. Howto install the pc-pen driver

Appending:
  Please reinstall your office 2003 to “complete installation” type, if your system
is Windows XP.
  Unless if you already have ”complete installed” with your office 2003 .