void application_panel_PreviewTouchDown(object sender, TouchEventArgs e)
{
//TouchPoint tp = e.GetTouchPoint(sender as IInputElement);
////Point p = tp.Position;
////p.X = p.X - 245;
//TextBlock tb = new TextBlock();
//tb.Text = tp.Position.X.ToString() + ", " + tp.Position.Y.ToString();
//Canvas.SetLeft(tb, 200); Canvas.SetTop(tb, debug_var);
//tb.FontSize = 16; tb.FontWeight = FontWeights.Bold;
//workspace.Children.Add(tb);
//debug_var = debug_var + 30;
//if (debug_var > 700) { debug_var = 10; debug_canvas.Children.RemoveRange(0, debug_canvas.Children.Count); }
}