The Window menu enables you to control the on-screen display of open windows and palettes. This menu includes the following commands:

• New Window: Displays the active project in a new window. You can then view different parts of the project in each window.
• Split Window: Splits the project window into two parts. You can then view different parts of the project in each part of the window.
• Bring All to Front (Mac OS only): Positions and displays all open windows.
• Cascade (Windows only): Layers multiple open projects so just a portion of each project’s menu bar displays.
• Tile (Mac OS only): Tiles all open windows horizontally to fit on the screen.
• Tile Horizontally (Windows only): Tiles all open windows horizontally to fit on the screen.
• Stack (Mac OS only): Layers multiple open projects so just a portion of each project’s menu bar displays.
• Tile Vertically (Windows only): Tiles all open windows vertically to fit on the screen.
• Arrange Icons (Windows only): Minimizes all active projects.
• Close All (Windows only): Closes all active projects.
• Tools: Displays and hides the Tools palette.
• Web Tools (Web layouts only): Displays and hides the Web Tools palette.
• Measurements: Displays and hides the Measurements palette.
• Page Layout: Displays and hides the Page Layout palette.
• Style Sheets: Displays and hides the Style Sheets palette.
• Colors: Displays and hides the Colors palette.
• Shared Content: Displays and hides the Shared Content palette.
• Trap Information: Displays and hides the Trap Information palette.
• Lists: Displays and hides the Lists palette.
• Profile Information: Displays and hides the Profile Information palette.
• Grid Styles: Displays and hides the Grid Styles palette.
• Glyphs: Displays and hides the Glyphs palette.
• Hyperlinks: Displays and hides the Hyperlinks palette.
• Index: Displays and hides the Index palette.
• Interactive (Interactive layouts only): Displays and hides the Interactive palette.
• Layers: Displays and hides the Layers palette.
• Picture Effects:
  Displays and hides the Picture Effects palette.
• Placeholders: Displays and hides the Placeholders palette.
• Guides: Displays and hides the Guides palette.
• Item Styles: Displays and hides the Item Styles palette.
• PSD Import: Displays and hides the PSD Import palette.
• Palette Sets: Use the submenu to store and recall arrangements of palettes.

In addition, this menu includes an item for every open window. You can use these menu items to easily switch between windows.