Maybe if you make the window really small it will be hidden?
Maybe you could avoid creating those other windows when the program start up, until they are actually needed? This would speed up the startup, and would only slow down displaying the window the first time, and probably not by much.
Maybe you could avoid creating those other windows when the program start up, until they are actually needed? This would speed up the startup, and would only slow down displaying the window the first time, and probably not by much.