Home Depot has the Filtrete 7-Day Touchscreen WiFi-Enabled Programmable Thermostat with Backlight (3M-50) for $99.98 +
$1 filler - $10 off with coupon code
SAVETEN [Exp 1/9] ($100 coupon minimum) =
$91 with free shipping. Can be programmed from a computer or iPhone
Amazon has the Honeywell RTH7500D 7-Day Programmable Thermostat for $52 - 15% at final checkout = $44 w/ free ship