o
    browsers.  The syntax for specify the width and height is
    as follows: <tt>[<var>W</var>x<var>H</var>]</tt>, where
    <var>W</var> is the width and <var>H</var> is the height.  The
    following is an example URL setting with width and height specification:
    <tt>[20x22]/icons/image.gif</tt>.
    </p>
    <p>The width and height values map directly to the <tt>WIDTH</tt>
    and <tt>HEIGHT</tt> attributes of the HTML <tt>IMG</tt> element
    when <tt><a href="../rcvars.html#ICON">$ICON$</a></tt> 