<html>
<script>
var xml = "<e/>";
var xsl = "<xsl:stylesheet version=\"1.0\" xmlns:xsl=\"http://www.w3.org/1999/XSL/Transform\"><xsl:decimal-format grouping-separator=\".\" /><xsl:template match=\"/\"><xsl:value-of select=\"format-number(0.1, '.#')\"/></xsl:template></xsl:stylesheet>";

var parser = new DOMParser();
var xmlDoc = parser.parseFromString(xml, "text/xml");
var xslDoc = parser.parseFromString(xsl, "text/xml");

xsltProcessor = new XSLTProcessor();
xsltProcessor.importStylesheet(xslDoc);
var result = xsltProcessor.transformToDocument(xmlDoc);
</script>
</html>