Int 15 Fn 12 - Topview - Send Message - "getscale" - Get Pointer Scale F [Q] AH = 12h BX = 1200h STACK: DWORD object handle for pointer Return: STACK: DWORD pointer pos scaled as if window were this many colums wide DWORD pointer pos scaled as if window were this many rows high See Also: AH=12h/BX=1100h