Command buttons appear below the menu bar in the Viewer window. Choosing a command button carries out the command automatically.
| Button | Description |
| Contents | Displays the top-level topic (usually |
| Index | Displays a list of keywords that you can select to view topics associated with those keywords. |
| Back | Displays the topic viewed just before the current topic. |
| History | Displays a window showing the topics you viewed during the current session (up to 40). You can select any topic from the list to view it again. |
| Search | Displays a dialog box in which you enter text and search for topics containing that text. See “Full-Text Search,” later in this chapter, for more information. |
| >> | Displays the next topic in the title as defined by the browse sequence (if any). |
| << | Displays the previous topic in the title as defined by the browse sequence (if any). |
Note:
The Search, <<, and >> buttons are optional. For more information on adding and removing these buttons, see “Adding Search and Browse Buttons” in Chapter 3, “Creating Topics.”