declare option exist:serialize "method=xhtml media-type=text/html";
let $group := request:get-parameter("group","T1A")
let $answers := request:get-parameter("answers","false")
let $ss := doc("/db/Wiki/Ham/group.xsl")
let $doc := doc("/db/Wiki/Ham/Element2-2010-mod.xml")
return
   transform:transform(
      $doc,
      $ss,
<parameters>
     <param name="group" value="{$group}"/>
     <param name="answers" value="{$answers}"/>
</parameters>
    )