Windows 7 one of the improvement over it's predecessor always been the cool features that has been implemented for the ease of use. Keyboard shortcuts and mouse gestures is one of them

Task	Keyboard Shortcut	Mouse Gesture
Maximize	Windows logo key + Up Arrow	Drag title bar to top of screen
Minimize all windows	Windows logo key + M	-
Snap to the left half of the screen	Windows logo key + Left Arrow*	Drag title bar to left edge
Snap to the right half of the screen	Windows logo key + right Arrow*	Drag title bar to right edge
Resize window to full screen height without changing its width	Shift+Windows logo key + Up Arrow	Drag top or bottom border to edge of screen
Minimize a restored window	Windows logo key + Down Arrow	Click the Minimize button
Restore a maximized or full-height window	Windows logo key + Down Arrow	Drag title bar or border away from screen edge
Move to the next monitor to the left	Shift+Windows logo key + Left Arrow	Drag title bar
Move to the next monitor to the right	Shift+Windows logo key + Right Arrow	Drag title bar
Restore windows after minimizing	Shift+Windows logo key + M	-
Minimize all windows except the active window (press again to restore windows previously minimized with this shortcut)	Windows logo key + Home	“Shake” the title bar

* Pressing this key repeatedly cycles through the left, right, and restored positions. If you have more than one monitor, it cycles these positions on each monitor in turn.