To display context help

Do one of the following:

• To display context help for an available button in the toolbar, right-click that button.

  If a button is unavailable, select one or more objects relevant to the operation of the button. For example, the Describe button appears dimmed until you select a type object that can be described.

• To display button help for an available command, click the menu, use the arrow keys to navigate to the subcommand of interest, and press F1.