chunk.append
chunk.append — Specifies content to append to chunked HTML output
Synopsis
<xsl:param name="chunk.append"></xsl:param>
Description
Specifies content to append to the end of HTML files output by
the html/chunk.xsl
stylesheet, after the closing
<html>
tag. You probably don’t want to set any value
for this parameter; but if you do, the only value it should ever be
set to is a newline character: 

or