     │
     │ 
     ├ [F 4]   ─┬ [F 1] HELP ───────────────── [F 5] PRINT HELP
     │ EDIT     │ 
     │ CREATE   ├ [F 2] RADIO BASIC ─────────┬ [F 1] HELP
     │ VIEW     │       INFORMATION          ├ [F 2] SELECT
     │          │                            ├ [F 5] PRINT
     │          │                            └ [ESC] RETURN TO PREVIOUS SCREEN
     │          │ 
     │          ├ [F 3] SCAN INFORMATION ────┬ [F 1] HELP
     │          │                            ├ [F 2] SELECT
     │          │                            ├ [F 5] PRINT
     │          │                            └ [ESC] RETUEN TO PREVIOUS SCREEN
     │          │ 
     │          │
     │          ├ [F 4] RADIO FEATURE ───────┬ [F 1] HELP
     │          │       OPTION               ├ [F 2] SELECT
     │          │                            ├ [F 5] PRINT
     │          │                            └ [ESC] RETURN TO PREVIOUS SCREEN
     │          │
     │          │
     │          │ 



