Browser Detection using Xalan Extensions

["Vadlamudi, Kiran (Direct Markets - Princeton Consulting)"<kvadlamudi at exchange dot ml dot com>]

auth a5bec5b5

Hi,
I am using the Xalan parser for the extension and I am trying to detect the
client's browser machine. My 'bcheck' variable is blank

---- XSL Start --
<xsl:stylesheet 
    xmlns:xsl="http://www.w3.org/1999/XSL/Transform" 
    version="1.0"   
    xmlns:lxslt="http://xml.apache.org/xslt"
    xmlns:my-ext="ext1"
    extension-element-prefixes="my-ext">

 <lxslt:component prefix="my-ext">
   <lxslt:script lang="javascript">
	function getBType()
	{
		var b = (navigator.appVersion.indexOf('MSIE') != -1) ? 'ie'
: 'ns';
		 return b;
	}
     </lxslt:script>
  </lxslt:component>

<xsl:variable name="bcheck" select="my-ext:getBType()"/>

---- XSL End --



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