Wireless Headless Node Server

We are looking to use the Raspberry Pi as a motion triggered camera for our bird feeder. This was my son’s idea for his poster for the Raspberry Pi Poster Competition (http://www.raspberrypi.org/archives/5432 ). We’ve still to obtain a camera and motion sensor, but for now, adding an edimax wifi dongle and using my old PowerMonkey portable charger means that we’ve got a completely wireless, self-contained, headless Node.js server :