internal void SaveArcheoObjIntoXML()
{
//Todo: Speichern der ArcheoObjectCollection into xml File.
XmlData xmld = new XmlData();
XmlDocument xmldoc = xmld.GenerateXMLDocumentFromArcheoObjectList(archeoObjectCol);
xmld.SaveXMLDocumentAsFile(xmldoc, GetApplicationDataXMLFile());
//throw new NotImplementedException();
}