lol yeah, it was probley activated already............. 1 disc per 1 computer. Once a Copy is Activated, you will not be able to run it on another system. the only trick around it is if it's the SAME IDENTICAL SYSTEM< there is like alittle hack you can do and you can get the activation [-peep-] off.
Asus A7N8X Deluxe
80gb Maxtor
200gb WD 8mb cache..
Lian-Li PC-60
LiteOn 52X/LiteOn 811s DVD-RW
AMD XP2800+
LeadTek GF4Ti4200 128mb
Hitachi CML174
1GB Corsair XMS PC3200