The workspace options in the middle of the toolbar provide options that allow you to select different layouts and to change the working environment.
- Layout selector
-
Allows you to select other layouts to show in the current tab.
- Show Tabs
-
Shows/Hides the tab bar above the music area.
Show Tabs when the tab bar is hidden 
Show Tabs when the tab bar is shown - Hide/Restore Zones
-
Shows/Hides all open zones.
Hide/Restore Zones when zones are shown 
Hide/Restore Zones when all zones were previously shown but are now all hidden