private object ExportGrammarSketch(IThreadedProgress progress, object[] args)
{
var outPath = (string)args[0];
var sDataType = (string) args[1];
var sXslts = (string) args[2];
m_progressDlg = progress;
var parameter = new Tuple<string, string, string>(sDataType, outPath, sXslts);
m_mediator.SendMessage("SaveAsWebpage", parameter);
m_progressDlg.Step(1000);
return null;
}