INT 10 - VIDEO - Hercules GRAFIX - "GMODE" - SET GRAPHICS MODE

	AH = 40h
Return: nothing
Program: Hercules GRAFIX (or GRAPH X, as it is called in some documentation)
	  provides text output in graphics mode and some graphics primitives
	  on the Hercules Graphics Card
Desc:	switch the Hercules Graphics Card into graphics mode (720x348) without
	  clearing the screen; make Page 0 the default for both writing and
	  display, and set LEVEL (see AH=44h) to 01h
SeeAlso: AH=00h,AH=41h,AH=42h
Index:	video modes;Hercules