Considering in procuring a laptop for my work. Candidates are Asus M5x/S5x series, the HP/Compaq nc40xx or Fujitsu Lifebook S62xx series. Requirements: ultraportable, <4 pounds, 12.1"/13.3" Intel Centrino 1.7Ghz Dothan with 512Mb Ram, 60Gb HDD. Budget is $2000 Canadian. Possible?