quot;...&quot;</TT>,
the label is interpreted as
an HTML description. At their simplest, such labels
can describe multiple lines of variously aligned text as provided by ordinary 
<A HREF=attrs.html#k:escString>string labels</A>. More generally, the
label can specify a table similar to those provided by HTML,
with different graphical attributes at each level.
<P>
As <A HREF=lang.html#html>HTML strings</A> are processed like HTML input, any use of
the &quot;, &amp;, &lt;, and &gt; characters in literal text 