<xsl:stylesheet xmlns:xsl = "http://www.w3.org/1999/XSL/Transform" xmlns:saxon = "http://icl.com/saxon" extension-element-prefixes = "saxon" version = "1.0" >
          <xsl:output method = "text" />

          <xsl:template match = "/" >
               <xsl:text >
      saxon:preview .... </xsl:text>
               <xsl:value-of select = "element-available('saxon:preview')" />
               <xsl:text >
      saxon:jump   .... </xsl:text>
               <xsl:value-of select = "element-available('saxon:jump')" />
               <xsl:text >
      preview .... </xsl:text>
               <xsl:value-of select = "element-available('preview')" />
          </xsl:template>
     </xsl:stylesheet>
Author: Miloslav Nic [nicmila@idoox.com]