Comment RaspberryPi (Score 1) 263
This would dead simple with a raspberrypi and pi camera module. Cron takes a still shot (raspistill -o filename.jpg) every 5 or 10 minutes. Rsync over ssh to your website via cron every 5 or 10 minutes. Create a nice looking webpage that displays the image. Since the image name never changes your web page is updated as soon as the new jpg is uploaded.