ystem.
</p>
</dd>
<dt><code>firstfile</code></dt>
<dd><p>Goes to the first file in the list when using the file browser.
</p>
</dd>
<dt><code>lastfile</code></dt>
<dd><p>Goes to the last file in the list when using the file browser.
</p>
</dd>
<dt><code>nohelp</code></dt>
<dd><p>Toggles the presence of the two-line list of key bindings at the bottom of the screen.
(This toggle is special: it is available in all menus except the help viewer
and the linter.  All further toggles are available in the main menu 