Windows Shortcuts through Keyboard

1.Shift + F10 right-clicks.
2.Win + L (XP Only): Locks keyboard. Similar to Lock Workstation.
3.Win + F or F3: Open Find dialog. (All Files) F3 may not work in some applications 4.which use F3 for their own find dialogs.
5.Win + Control + F: Open Find dialog. (Computers)
6.Win + U: Open Utility Manager.
7.Win + F1: Open Windows help.
8.Win + Pause: Open System Properties dialog.
9.Win + Tab: Cycle through taskbar buttons. Enter clicks, AppsKey or Shift + F10 right-clicks.
10.Win + Shift + Tab: Cycle through taskbar buttons in reverse.
11.Alt + Tab: Display Cool Switch. More commonly known as the AltTab dialog.
12.Alt + Shift + Tab: Display Cool Switch; go in reverse.
13.Alt + Escape: Send active window to the bottom of the z-order.
14.Alt + Shift + Escape: Activate the window at the bottom of the z-order.
15.Alt + F4: Close active window; or, if all windows are closed, open shutdown dialog.
16.Shift while a CD is loading: Bypass AutoPlay.
17.Shift while login: Bypass startup folder. Only those applications will be ignored which are in the startup folder, not those started from the registry (Microsoft\Windows\CurrentVersion\Run\)
18.Ctrl + Alt + Delete or Ctrl + Alt + NumpadDel (Both NumLock states): Invoke the Task Manager or NT Security dialog.
19.Ctrl + Shift + Escape (2000/XP ) or (Ctrl + Alt + NumpadDot) : Invoke the task manager. On earlier OSes, acts like Ctrl + Escape.
20.Print screen: Copy screenshot of current screen to clipboard.
21.Alt + Print screen: Copy screenshot of current active window to clipboard.
22.Ctrl + Alt + Down Arrow: Invert screen. Untested on OS's other than XP.
23.Ctrl + Alt + Up Arrow: Undo inversion.
24.Win + B : Move focus to systray icons