Wait!

To do the Underground route...

Click this: <a href="http://support.microsoft.com/default.aspx?scid=kb;EN-US;q310994" target="_blank">http://support.microsoft.com/default.aspx?scid=kb;EN-US;q310994</a>

And boot from the disks then hit r for repair...
Goto the Repair Console and then you can disable the nero driver...

OR you can just do an automatic repair and then reapply any patches...