Context menus appear when the user right-clicks an object in the user interface to provide commands that are appropriate for the object that the user clicked. They are called context menus because their commands make sense in the context of the item that is clicked. (They are also sometimes called pop-up menus.)
For example, Figure 4-4 shows the context menu displayed by Word 2007 when you right-click a picture. Some of these commands, such as Change Picture… and Format Picture…, make sense only if you are right-clicking a picture.
Figure 4-4. Word 2007 displays this context menu when you right-click a picture.
Compare this to Figure 4-5 ...