Using this with your phone's e-mail address will give you a live alert and a saved copy of all the shots in Gmail's sent folder.
And in many cases, you can use the same service with a single account on several machines.
There is quite a bit of setup involved though, and the wizard that walks you through it is bound to overwhelm the average user.
Eye Spy FX (PC & Mac) This software works on Windows and Mac and has a mobile viewer that can be accessed on a handful of devices, including the i Phone. The software, while primitive, does a good job with privacy; the only way to access your stream is with your camera's special PIN.
So even if cameras are damaged or stolen, the video is secure online, not in the camera.
We're on the tail end of the summer vacation season, which according to the FBI is one of the peak periods of home burglaries. If not, there are a handful of ways to turn a computer into a tool that will alert you if someone's there who shouldn't be.