private void WriteXmlSerializable(Stream s, DataTable dt)
{
XmlWriterSettings ws = new XmlWriterSettings();
using (XmlWriter xw = XmlWriter.Create(s, ws))
{
IXmlSerializable idt = dt;
xw.WriteStartElement("start");
idt.WriteXml(xw);
xw.WriteEndElement();
xw.Close();
}
}