Any advice on driver for Panasonic CF-29 C/D (mk1)

I have a Toughbook CF-29C/D (mk1) and I loaded with Windows XP (SP2) Touchscreen, but when I installed drivers it say ?Incorrect OS?. I got drivers from Panasonic site.

http://www2.panasonic.com/webapp/wcs/stores/servlet/TCCHomePage?langId=-1&storeId=15001&catalogId=13401

Any advice is greatly appreciating it.