ocr: Hells, O5/2 Developes aa OS/2 Hello for OS/2 Developerl y - Hello, 0512 Deocloper - - OS/2 Hello for OS/2 Developer! Frame Window Client Window Figure 2. Standard OS/2 windows have both a frame window and. a client window. The frame window includes the resizable frame, system menu/titlebar icon, titlebar, and mini- mize/maximize buttons. The client window iS where you usually do your drawing.