/// <param name="xsltFl">XSTL Dosya adı</param>
    /// <param name="xsltVarNm">okunacak parametre adı</param>
    /// <returns></returns>
    static string getVariableFromXslt(String xsltFl, String xsltVarNm)
    {
        String vlx = String.Empty;
        var xslDoc = new XmlDocument();
        xslDoc.Load(xsltFl);

        XmlNamespaceManager nsMgr = new XmlNamespaceManager(xslDoc.NameTable);
        nsMgr.AddNamespace("xsl", "http://www.w3.org/1999/XSL/Transform");

        XmlNode tmpxsltVarNm = xslDoc.SelectSingleNode("/xsl:stylesheet/xsl:variable[@name='" + xsltVarNm + "']", nsMgr);
       
        vlx = tmpxsltVarNm.Attributes["select"].Value;

        return vlx;
    }