If you have Windows 7, you can use Snipping Tool to capture a screen shot, or snip, of any object on your screen, and then annotate, save, or share the image.
What makes the Snipping Tool so attractive is that:
To start the Snipping Tool follow these steps:
Note: If you are not going to take a snip, press the Cancel button to exit capture mode.
There are four different selection types that you can use to take a snip using the Snipping Tool.
Free-form Snip:This method allows you to draw a shape around your selection using a mouse or a stylus. In the example, notice how it is a circular snip because a circular selection was drawn.
Rectangular Snip: This method simply allows you to create a rectangular selection around a portion of your screen and anything in that rectangle will be used to create the snip.
Window Snip: When you use this method, the Snipping Tool will capture the contents of the entire window that you select
Full-screen Snip: This method will capture the entire screen on your computer