Few Windows 7 short Cuts.......

[Windows] + [D] (Aero Peek)

Show or hide the desktop.

[Windows] + [Home] (Aero Shake)

Minimize all but selected window. Reverse by clicking the key combination again.

[Windows] + left arrow OR [Windows] + right arrow (Aero Snap)

Dock selected window to the left or right half of your screen.

[Windows] + up arrow OR [Windows] + down arrow (Aero Snap)

Maximized and restores the selected window.

[Windows] + [SHIFT] + up arrow OR [Windows] + [SHIFT] + down arrow (Aero Snap)

Maximizes and restores selected window in vertical dimension only.

[Windows] + [Tab] (Aero Flip)

Launch 3D representation of open windows and click [Tab] key again to flip through them.