Alert yourself about important events with different alarms and replace your computer tray clock using different skins. Computer Alarm Clock that will play any MP3 file. It can also run a program, log off, reboot, shut down, or turn off.

Atomic Alarm Clock is also an atomic-time synchronizer and advanced replacement for Windows tray clock. Over 130 skins are included in the distribution. It is supported by Longhorn clock style.

This program includes multilingual interface support (20 languages)!

This computer alarm clock is built into your personal PC and completely customizable.
Now for Vista.
Nice Computer Alarm Clock!