Control Characters
        
            -------------------------
            |T      |Y      |U      |
            | Line  | Word  | Screen|
            | Up    | Back  | Up    |
        -------------------------------------------------
        |F      |G      |H      |J      |K      |L      |
        | Char  | Char  | Line  | Line  | Find  | Find  |
        | Left  | Right | Begg  | End   | String| Next  |
        -------------------------------------------------
            |V      |B      |N      |
            | Line  | Word  | Screen|
            | Down  | Forwd | Down  |
            -------------------------
        
                                  Special Keys
                
                Left Arrow      Go backward one character
                Right Arrow     Go forward one character
                Up Arrow        Go up one line
                Down Arrow      Go down one line
                Pg Dn           Go down one screen
                Pg Up           Go up one screen
                Home            Go to previous beginning of line
                End             Go to next end of line
                F1              Help
                F2-F12          Available for macro definition