Windows System

Windows Key: will open the Start menu
Windows Key+Break: will display the System Properties dialogue box
Windows Key+D: will minimize the windows to show the Desktop

Windows Key+E: will open Internet Explorer
Windows Key+F: will open the Search option for files and folders
Windows Key+F+CTRL: will open Search option for computer
Windows Key+F1: will display Help/Assistance option
Windows Key+L: will lock your Desktop
Windows Key+M: will minimize or restore all windows
Windows Key+R: will open the RUN option
Windows Key+TAB: will switch between open items
Windows Key+U: will open Utility ManagerALT+ Hyphen: will display the Multiple Document