Keyboard functions control the processing of
keyboard entries and the movement of the keyboard cursor on the
graphics page.
KeyBs: Backspaces (removes)
the last key from the key command line. Use this function with a
'Hotkey' command. It is normally used to erase keyboard characters
during runtime command input.
KeyDown: Moves the cursor down the page to the
closest animation point number (AN).
KeyLeft: Moves the cursor left (across the page)
to the closest animation point number (AN).
KeyRight: Moves the cursor right (across the
page) to the closest animation point number (AN).
KeyUp:
Moves the cursor up the page to the closest animation point number
(AN).