You can make pictures from anything you can see on your computer screen with Windows Paint. Windows Paint is included in every windows computer on the Accessories menu and has some great applications for those who are not graphic artists but need to manipulate a image or photograph now and then.
These may vary according to what operating system you are using. These steps are from Window Vista.
To make a picture of the computer screen you are looking at now:
Navigate to Start-> All Programs-> Accessories-> Paint. -> Read more