Tool windows, all of which appear on the View menu, support a feature called Auto Hide. Auto Hide enables you to see more of your code at one time by minimizing tool windows along the edges of the IDE when not in use. Auto Hide is only available in multiple documents mode.
To turn on Auto Hide:
When an auto-hidden window loses focus, it automatically slides back to its tab on the edge of the IDE. While a window is auto-hidden, its name and icon are visible on a tab at the edge of the IDE. To display an auto-hidden window, move your pointer over the tab. The window slides back into view and is ready for use.
To turn off Auto Hide: