Category: DESQview/TopView and Quarterdeck programs

INT 15 - TopView - SEND MESSAGE - "WRITE" - WRITE STRING TO WINDOW

	AH = 12h
	BH = 05h
	BL = window to write to
	    00h DWORD on top of stack is window handle
	    01h write string to task's default window
	    0Ch (DV 2.26+) default window of task owning handle on top of stack
	    0Dh (DV 2.26+) default window of parent of current task
	STACK: DWORD object handle if handle passed on stack
	       DWORD total length of string (high word == 0)
	       DWORD address of string to display (see #00439)
Return: indicated actions performed
	a. non-control characters are displayed (opcodes DEh and DFh control
	   whether the attributes are left or changed to the current attrib)
	b. CR/LF/BS/Tab cause the usual cursor movement
	c. ESC starts a data structure with additional commands if following
	   byte is less than 20h; otherwise, it is written to the window
	STACK:	DWORD handle of new window if window stream opcode E6h
		else nothing (arguments have been popped)
SeeAlso: AH=12h/BH=04h,AH=12h/BH=85h