ith <kbd>M-Z</kbd> the title bar plus status bar can be toggled.
With <kbd>M-X</kbd> the help lines.
</p>
</dd>
</dl>

<hr>
<span id="Syntax-Highlighting"></span><span id="Syntax-Highlighting-1"></span><h3 class="section">8.2 Syntax Highlighting</h3>

<p>Coloring the different syntactic elements of a file
is done via regular expressions (see the <code>color</code> command below).
This is inherently imperfect, because regular expressions are not
powerful enough to fully parse a file.  Nevertheless, regular
e