console window                       behavior window                               design window
toolkit     appearance window                                               main window                          

more windows than normally displayed at once
shown on Windows98

main window enter, edit, load, save, run, debug programs - and set options, get help, do most development
console window conventional BASIC console I/O
toolkit window create, destroy, load, save design windows - and select controls into visible design window
design window interactive graphical GUI design layout
appearance window set appearance and behavior properties of the selected grid
behavior window display the actions of the selected grid for each message