Move Cursor with arrows, PageUp/PageDown, Home & End. 
 Press <Space Bar> to select the highlighted entry.    
 Press <Enter> to align the selected entries.         
                                                       
 Press 's' to toggle sounds on and off.                
 Press 'a' to see the acknowledgements.                
                                                       
 You are using level 1 scoring information.            
     Correct lines are displayed in black.  Since      
 these answers are correct, they cannot be selected.   
     <F1> shows correct answers, including partials.    
     Press any key to continue.