The window that is receiving the user's input. The window controlled by the user and associated with the current ACCEPT statement.
            Only one window can be active at a time. On most systems, the active window is visually highlighted. A window is made active
            by any of the following actions:
            	 
            
 
               		
               - (a) when it is created
                  		
               
- (b) when the program does an ACCEPT of a control in the window
                  		
               
- (c) by some forms of the 
                  		  Format 10 SET statement
                  		
               
-  (d) when the user clicks on a modeless window.
                  		
               
 See also 
            	 
current window.