Whenever you open the computer, wallpapers are the first thing that you will see. In a single day you will see the wall paper many times. Having unique and refreshing wall paper can change your mood. You can choose the wallpaper for your computer according to your profession, passion and interest. There are hundreds of free wallpapers available online. One can download these wallpapers and can use them in their computers. You can get the pictures displayed at random on your screen or can select a single one. If you have installed graphic editing tool in your computer, you can create your own background images. Creating wallpaper is not a big task if you download the editing tools from different websites. You can even add special effects to the wallpaper created by you.