Systray Support

Boot Sentry Systray support is a small program that runs in your system tray (the area by the clock) at all times. It is represented by a Light Bulb icon.

If you left click on it, WinLock will start. This lets you instantly lock your system with a single click.

If you Right Click on it, A menu will pop up –

Command Center Starts Boot Sentry Command Center
Lock Windows Starts WinLock. 
AutoLock Allows you to set an AutoLock countdown. Your system will lock after the amount of time you specify. For more information, see the help for AutoLock.
Hide Menu Makes the menu go away.