Buy a copy of XP and reload the O/S. Then you will need drivers so I hope you have another PC so you can download them and burn them onto a CD so you can install them. The CD's from toshiba come with all that already.
Ive manager to aquire a win xp cd//but when i boot from it it descides to get half-way through the insttalation then the screen goes blank...but it dosent turn off!!!??!!?