If this hasn't yet been pointed out:

1st choice: Apple 15" Powerbook with DVD burner $2499
2nd choice: Apple 15" iBook with Combo $1999

Both are wonderful machine
(* price in USD)

3rd choice: 2nd hand ol' laptop, about P3/500MHz with baseline config - RM2500, add RM 170 for a Wifi card and you're set.