<varlistentry id="options.Icon">
      <term>Icon <emphasis remap='I'>filename</emphasis></term>
      <listitem>
<para>Specifies the [filename] to use when iconified, overriding
any icon the app itself might provide.  <emphasis remap='I'>NoIcon</emphasis> turns this off.
The default is to use the app's supplied icon or the icon specified with the
WM_NAME of "Unknown" or "*".</para>
	</listitem>
</varlistentry>
