WinKey                               Toggle the display of the Start menu
WinKey + B                       Moves the focus to the notification area
WinKey + Break               Display the System Properties dialog box
WinKey + D                       Display the Desktop
WinKey + E                      Opens an explorer window showing My Computer
WinKey + F                      Opens a search results window and activate search companion
WinKey + Ctrl + F           Opens a search results window and activate search companion, and a start a Search for   computer
WinKey + F1                    Opens a Help and Support Center window
WinKey + L                      Locks the computer
WinKey + M                     Issues a Minimize All window command
WinKey + R                     Displays the Run dialog box
WinKey +Shift +Tab     Moves the focus to the previous button in the task bar
WinKey + Tab                Moves the focus to the next button in the Task bar
WinKey + U                    Displays Utility Manager