diff --git a/Demo.WindowsPresentation/Source/Map.cs b/Demo.WindowsPresentation/Source/Map.cs
deleted file mode 100644
--- a/Demo.WindowsPresentation/Source/Map.cs
+++ /dev/null
@@ -1,47 +0,0 @@
-
-namespace Demo.WindowsPresentation
-{
-   using System.Windows.Controls;
-   using System.Windows.Media;
-   using GMap.NET.WindowsPresentation;
-   using System.Globalization;
-   using System.Windows.Forms;
-   using System.Windows;
-   using System;
-
-   /// <summary>
-   /// the custom map f GMapControl 
-   /// </summary>
-   public class Map : GMapControl
-   {
-      public long ElapsedMilliseconds;
-
-#if DEBUG
-      DateTime start;
-      DateTime end;
-      int delta;
-
-      private int counter;
-      readonly Typeface tf = new Typeface("GenericSansSerif");
-      readonly System.Windows.FlowDirection fd = new System.Windows.FlowDirection();
-
-      /// <summary>
-      /// any custom drawing here
-      /// </summary>
-      /// <param name="drawingContext"></param>
-      protected override void OnRender(DrawingContext drawingContext)
-      {
-         start = DateTime.Now;
-
-         base.OnRender(drawingContext);
-
-         end = DateTime.Now;
-         delta = (int)(end - start).TotalMilliseconds;
-
-         FormattedText text = new FormattedText(string.Format(CultureInfo.InvariantCulture, "{0:0.0}", Zoom) + "z, " + MapProvider + ", refresh: " + counter++ + ", load: " + ElapsedMilliseconds + "ms, render: " + delta + "ms", CultureInfo.InvariantCulture, fd, tf, 20, Brushes.Blue);
-         drawingContext.DrawText(text, new Point(text.Height, text.Height));
-         text = null;
-      }
-#endif
-   }
-}