System Timer is a very small timer that starts when your PC does in the bottom right hand corner so it is very unobtrusive, just above the taskbar. It gives a little message box every hour, just to let you know how long you have kept your PC on.
This was a feature added basically for a health and safety reason, implying you to take a break. You can also reset the timer, click anywhere on the timer and a new window will open giving you the option. To remove this program, go to Add/Remove Programs in Control Panel. [
read more about System Timer >> ]