1    /DOWN

       /DOWN[:n]

    Moves the bottom border of the display down by n lines (if n is
    positive) or up by n lines (if n is negative). If n is omitted,
    the border is moved down by one line.

2    /LEFT

       /LEFT[:n]

    Moves the left border of the display to the left by n lines (if n
    is positive) or to the right by n lines (if n is negative). If n
    is omitted, the border is moved to the left by one line.

3    /RIGHT

       /RIGHT[:n]

    Moves the right border of the display to the right by n lines (if
    n is positive) or to the left by n lines (if n is negative). If n
    is omitted, the border is moved to the right by one line.

4    /UP

       /UP[:n]

    Moves the top border of the display up by n lines (if n is
    positive) or down by n lines (if n is negative). If n is omitted,
    the border is moved up by one line.