INT 2F - ZWmous - INSTALLATION CHECK                                            
	AX = D000h
Return: AX = 5A57h ("ZW") if installed
	    BX = segment of resident code
Program: ZWmous is a shareware TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user.  The name comes from the name of the DOS function call used to remain in memory after termination. by Zen Wu which permits the use of a mouse
	  with many non-mouse applications by entering the letter under the
	  mouse cursor on button presses
SeeAlso: INT 33/AX=0003h