Lenovo B50-59423000 15.6" Laptop for $336.77 shipped.  Here is a screenshot for reference. It weighs 5.95 lbs. and features an Intel Core i3-4030U processor at 1.90GHz, 15.6" LED-backlit display at 1366 x 768 resolution, 4GB DDR3 RAM, 500GB hard drive, DVD drive, webcam, and Windows 7 Professional.  Most places have it for about $560.