ENTER THE ENDING NUMBER "m" FOR THE COLUMN THAT YOU	 
     WISH TO END THE NUMBER OVERLAY ON 			
     THEN ENTER A CONTROL Z				
     							
     WARNING: IF ONLY ONE DIGIT IS ENTERED BE SURE TO ALSO ENTER A 
     CARRIAGE RETURN SINCE THE SYSTEM WILL LOOSE A SINGLE	
     CHARACTER. IF YOU FORGET THIS THE EFFECT WILL BE AS IF YOU
     HAD TYPED IN A ZERO.