AC Lamp control

You might consider the below x10 firecracker kit for $40. The CM17A firecracker is dead simple to connect to an arduino (3 wires). The bottom discussion has info to make it controllable via a web page.

http://www.x10.com/automation/ck18a_s_ps32.html

http://arduino.cc/forum/index.php/topic,126271.0.html