Dave, that's a rather under specified question:-)
My best guess is that you are trying to generate the string
 <\!s>
on output.
That isn't XML so either use the text output method, or you have to use
disable-output-encoding. Either way you enter it as  &lt;\!s>

David

_____________________________________________________________________
This message has been checked for all known viruses by Star Internet
delivered through the MessageLabs Virus Scanning Service. For further
information visit http://www.star.net.uk/stats.asp or alternatively call
Star Internet for details on the Virus Scanning Service.

 XSL-List info and archive:  http://www.mulberrytech.com/xsl/xsl-list