HOW TO USE TCL HELP

KEYS & THEIR EFFECTS
<F1>          Press at any time to get current help screen
<PgDn>        Pressed once, moves cursor to bottom left of help screen.
              If pressed again and the text for the displayed topic extends
              past the end of the help window the next help screen will be
              displayed.
<PgUp>        Pressed once, moves cursor to top left of help screen.
              If pressed again and the text for the displayed topic extends
              past the top of the help window the previous help screen will
              be displayed.
<Home>        Same as <PgUp>.
<End>         Same as <PgDn>.
<L Arrow>     Moves cursor 1 character to the left.
              If this results in the cursor being on top of a cross
              reference, the cross reference will be highlighted.
<R Arrow>     Same as <L Arrow> but cursor moves 1 right.
<U Arrow>     Same as <L Arrow> but cursor moves up 1 row.
<D Arrow>     Same as <L Arrow> but cursor moves down 1 row.
<Enter>       If the cursor is on a cross reference the help screen for the
              cross referenced topic will be displayed.
<Esc>         Closes the help window and returns.
<Tab>         Moves the cursor to the next cross reference and highlights it.
              If cursor is currently on the last cross reference it is moved
              to the first cross reference.
<SHIFT Tab>   Moves the cursor to previous cross reference and highlights it.
              If cursor is currently on the first cross reference it is moved
              to the last cross reference.
<ALT F1>      Displays previously displayed help topic.
<ALT I>       Displays index of help topics, each of which can be selected
              and displayed.

USE OF MOUSE
Mouse action             Effect
Click on PgUp button     Same as <PgUp> key
Click on PgDn button     Same as <PgDn> key
Click on Prev button     Same as <ALT F1> key
Click on Index button    Same as <ALT I>
Click on Quit button     Same as <Esc> key
Click on Cross Ref       Same as <Enter> key
Right button click       Same as <Esc> key

If the topic is longer than a single help screen the mouse
can use the scroll bar as Up and Down Arrows.