http://www.pcwarfare.com/cd-cdrw-dvd/aspi.info.and.dnlds.htm
You don't mention what version windows you have, but the aspi downloads page http://www.pcwarfare.com/cd-cdrw-dvd.drivers.toc.htm has different versions available, including ones for Nero so you can choose the correct download once you read some of the aspi tips at the other two links.
TONI

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