To show a toolbar, select the check box to the left of its name. To hide a toolbar, clear the check box. To add a button ...

To show a toolbar, select the check box to the left of its name. To hide a toolbar, clear the check box.  To add a button to a toolbar, click the Commands tab.  To customize a menu bar, select the check box to the left of Menu Bar to display a copy.  Changes you make to the copy will also appear on the actual menu bar.