For Syrex:
You can activate your Windows 7 installation by performing the following:
1. Click on the Start button and in the Search programs and files box type in: slui.exe 4
2. Press the Enter key on your keyboard.
3. Select your Country.
4. Follow the instructions for phone activation (no charge).
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Carey Frisch
from here:
http://social.technet.microsoft.com/...-2cac9469990e/