This handy pack of activex controls for th Visual Basic Developer, it contains PSS Update Check, PSS System Tray Icon and PSS Safe Subclass. These controls are essential for almost any VB project you are working on. PSS Update Check will let your users know when the next release of your app is available, PSS System Tray allows you to minimise it to the system tray and PSS Safe Subclass gives you access to the messages at the heart of Windows.