6pm has the Timbuk2 Control Small Messenger Bag (Indigo) for $58 - 10% off with coupon code 6PMSHOP120312PIL
[Exp 12/3] = $52
with free shipping. TSA-compliant bag fits most laptops up to 15" as well as a tablet and features a waterproof TPU flap to keep your stuff dry. Normally $70 and up.