Sablotron Error

Sablotron Error
Error in line 2 of template
XSL element 'stylesheet' cannot contain element 'comment' at this point

<opening tag></closing tag> <single tag />
<bad tag> or &bad_entity;

	    1 <?xml version="1.0"?>
    2 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
    3   <xsl:include href="file:///opt/web/templates/standard_tool/standard_page.xsl" />
    4   <xsl:output method="html" version="4.01" encoding="ISO-8859-1" media-type="text/html" indent="no" doctype-public="-//W3C//DTD HTML 4.01 Transitional//EN" doctype-system="http://www.w3.org/TR/html4/loose.dtd" />
    5   
    6   <xsl:template match="site">
    7     <html lang="en">
    8       <head>
    9         <meta name="author" content="Site Design (2004) by SyberKnight - SyberSite.com" />
   10         <meta name="generator" content="SiteMason Content Management System" />
   11