I love how monoprice makes any adapter or cable super cheap. I did chat with one of their reps and they said they've been flooded with requests to make these for macbooks.
Mini Display Port to DVI Adapter - $15.20 - Estimated Time Arrival: 1/16/2009
Mini Display Port to VGA Adapter - $13.30 - Estimated Time Arrival: 1/16/2009
Mini Display Port to DVI Adapter - $15.20 - Estimated Time Arrival: 1/16/2009
Mini Display Port to VGA Adapter - $13.30 - Estimated Time Arrival: 1/16/2009