gn="top">-l</td>
<td>Switches line numbering on for the source document. Line numbers are accessible
through the extension function saxon:line-number(), or from a trace listener.</td></tr>

<tr><td valign="top">-m classname</td>
<td>Use the specified Emitter to process the output from xsl:message. The class must implement
the com.icl.saxon.output.Emitter class. This interface is similar to a SAX ContentHandler,
it takes a stream of events to generate output. In general the content of a message is an 