■ Customizes environment settings for:
    • User-interface elements: foreground/background colors
    • Desktop fill characters: characters upon which windows
      and dialog boxes are displayed
 
■ Tip: Use the Options Display command to see what colors
       set using the ControlPanel property will look like
       at run time.
 
■ To customize environment settings:
    1. Select a User-Interface Element from the list box.
 
        User-Interface Element:
       ┌───────────────────────┐
       │ Active Window Border  ↑ • Use the vertical scroll
       │ Title Bar             ░   bar to display elements
       │ Code Windows          ░   in the list.
       │ Debug/Calls Window    ░
       │ Help Window           ↓
       └───────────────────────┘
       • The user-interface element you select appears in
         sample display box.
       ┌───────────────────────┐
       │ Active Window Border  │
       └───────────────────────┘
    2. Select the desired foreground and background colors.
 
       Foreground:       Background:
       ┌──────────────┐  ┌──────────────┐
       │ Black        ↑  │ Black        ↑ • Use vertical
       │ Blue         ░  │ Blue         ░   scroll bars to
       │ Green        ░  │ Green        ░   display colors
       │ Cyan         ░  │ Cyan         ░   in the list.
       │ Red          ░  │ Red          ░
       │ Magenta      ░  │ Magenta      ░
       │ Brown        ░  │ Brown        ░
       │ White        ↓  │ White        ↓
       └──────────────┘  └──────────────┘
       Note: The sample display box settings change to
             match colors as you select them.
 
    3. To change the desktop fill character setting:
       • Tab to or click the current setting
       • Enter an ASCII number representing a new desktop
         fill character
       ┌────────────────────────────────────┐
       │ Desktop Fill Character:  176  ░░░  │
       └────────────────────────────────────┘
 
    4. Press Enter or choose OK to customize environment
       settings,
       ╔════════╗
       ║   OK   ║
       ╚════════╝
       or choose one of the following:
       ┌────────┐
       │ Cancel │  To cancel the operation
       └────────┘
       ┌────────┐
       │  Help  │  To get help
       └────────┘