My input XML looks like:
<a><b>123</b></a>

and my XSL snippet looks like :
<xsl:element name="x">
    <xsl:copy-of select="."/>
 </xsl:element>

Now I would like my resultant XML output to look like:
<x >
    <![CDATA[<a><b>123</b></a>]]>
</x>

  Elliotte Rusty Harold
  elharo@xxxxxxxxxxxxxxx
  Effective XML (Addison-Wesley, 2003)
  http://www.cafeconleche.org/books/effectivexml
  http://www.amazon.com/exec/obidos/ISBN%3D0321150406/ref%3Dnosim/cafeaulaitA