I’m going to check out this service.  Looks pretty interesting.

HomeCamera is the world’s easiest-to-use Internet home surveillance camera system. And it’s FREE! Turn your webcam into an Internet home surveillance camera with HomeCamera’s webcam security software. Then remotely monitor your home, your baby, your pets, and even your store, with a PC, PDA or mobile phone from anywhere in the world. HomeCamera also includes advanced home surveillance features like motion detection, mobile phone alerts, camera sharing and time lapse recording.