Most programs contain dozens or even hundreds of commands (actions) that you use to work the program. Many of these commands are organized under menus. Like a restaurant menu, a program menu shows you a list of choices. To keep the screen uncluttered, menus are hidden until you click their titles in the menu bar, located just underneath the title bar. For example, clicking "Image" in the Paint menu bar displays the Image menu:
To choose one of the commands listed in a menu, click it. Sometimes a dialog box will appear, in which you can select further options. If a command is unavailable and cannot be clicked, it is shown in gray, like the Crop command in the picture.
Toolbars provide access to frequently used commands in the form of buttons or icons. These commands usually appear in the program's menus, too, but toolbars let you choose a command with just one click. Toolbars typically appear just below the menu bar:
Clicking a toolbar button performs a command. In WordPad, for example, clicking the Save
saves the document. To find out what a particular toolbar button does, point to it. The button's name or function appears:
For more information, see Using menus, buttons, bars, and boxes.