iAlertU is an alarm system for your Apple MacBook that uses the built in motion detection to trigger the alarm and the iSight to capture the image of the thief.
Features
Snow Leopard Support
Leopard 10.5.8 Support (up to v0.69 only)
Auto arming at login
Option screenshot capture with every iSight photo.
Support for multi-screen Mac's
Command line support for manual snaps; good for remote access.
Multi-lingual support for German, Dutch, French, English, Spanish and Korean
CoreLocation support. iAlertU will attempt to locate your Mac for you!
Integrated login item support.
Applescript support (0.69 and later).
Spoken alarm (0.70 and later)
Configurable device filters (0.70 and later)
User selectable sounds and logo (0.70 and later)
iPhone integration (0.71 and later)
Comments and Reviews
This one actually responded better than "Lockdown" with my Apple Remote (old generation) in my new Macbook Pro 13"
Screw "Lockdown"