Mini DisplayPort to DVI Adapter - $5 (Kalamazoo)
Connect your mini DisplayPort equipped MacBook, laptop, or PC to a DVI display using this Mini DisplayPort to DVI Adapter.This is a passive adapter, which requires no additional power. It converts the mini DisplayPort video signal to a DVI video signal. Note that this is not bidirectional and therefore will NOT convert DVI video to mini DisplayPort. Also note that this does not support audio.