http://ascii-table.com/ansi-escape-sequences.phpThese sequences define functions that change display graphics, control cursor movement, and reassign keys. ANSI escape sequence is a sequence of ASCII characters, the first two of which are the ASCII "Escape" character 27 (1Bh) and the left-bracket character " [ " (5Bh). The character or characters following the escape and left-bracket characters specify an alphanumeric code that controls a keyboa
