\4\1\7\!                             Editor  -  OnlineHelp                              \0

      CTRL-A  -  goto beginning of current line
      CTRL-B  -  goto bottom (end) of file
      CTRL-D  -  delete character under curser  (rest scrolls leftwards)
      CTRL-E  -  goto end of current line
      CTRL-I  -  (or TAB)  special four spaces tabulator
      CTRL-K  -  kill current line  (rest scrolls upwards)
      CTRL-L  -  refresh screen
      CTRL-N  -  insert new line under the current line,
                 scroll rest downwards and goto beginning of new line
      CTRL-O  -  <2x>  include and quote original text  (for comments)
      CTRL-P  -  preview of screen contents  (quit with return)
      CTRL-Q  -  <2x>  quit editor without saving
      CTRL-R  -  refresh of current line
      CTRL-T  -  goto top (beginning) of file
      CTRL-V  -  <2x>  tricky ... this help page :-)
      CTRL-Y  -  erase to end of line  (from current cursor position)
      CTRL-Z  -  <2x>  save text and quit editor

\4\1\7\!                      Press RETURN to continue writing...                      \0