protected void Page_Load(object sender, EventArgs e)
        {
            if (!Page.IsPostBack)
            {
                Map1.MapBackground.BackgroundBrush = new GeoSolidBrush(GeoColor.FromHtml("#E5E3DF"));
                Map1.MapUnit = GeographyUnit.Meter;
                Map1.CurrentExtent = new RectangleShape(3848760.07468664, 3782311.88564604, 6314186.62275073, 1849220.15276955);
                LayerOverlay overlay = new LayerOverlay();
                overlay.IsBaseOverlay = false;

                AddShapeFile(@"Iqrad\Iqrad\App_Data\KSA_Adminbndy\Adminbndy4.shp", overlay);
                AddShapeFile(@"Iqrad\Iqrad\App_Data\KSA_Adminbndy\Adminbndy5.shp", overlay);
                AddShapeFile(@"Iqrad\Iqrad\App_Data\KSA_Adminbndy\Adminbndy1.shp", overlay);
                AddShapeFile(@"Iqrad\Iqrad\App_Data\KSA_Adminbndy\Adminbndy3.shp", overlay);

                GoogleOverlay google = new GoogleOverlay("Google Map");
                google.JavaScriptLibraryUri = new Uri(ConfigurationManager.AppSettings["GoogleUriV3"]);
                google.GoogleMapType = GoogleMapType.Normal;
                google.IsBaseOverlay = true;

                Map1.CustomOverlays.Add(overlay);
                Map1.CustomOverlays.Add(google);
                Map1.MapTools.OverlaySwitcher.Enabled = true;
            }
        }

        private void AddShapeFile(string path, LayerOverlay overlay)
        {
            ShapeFileFeatureLayer layer = new ShapeFileFeatureLayer(path);
            layer.ZoomLevelSet.ZoomLevel01.DefaultAreaStyle = AreaStyles.CreateSimpleAreaStyle(GeoColor.FromArgb(50, GeoColor.StandardColors.Green));
            layer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;

            ManagedProj4Projection proj = new ManagedProj4Projection();
            proj.InternalProjectionParametersString = ManagedProj4Projection.ConvertPrjToProj4("GEOGCS[\"GCS_WGS_1984\",DATUM[\"D_WGS_1984\",SPHEROID[\"WGS_1984\",6378137,298.257223563]],PRIMEM[\"Greenwich\",0],UNIT[\"Degree\",0.017453292519943295]]");
            proj.ExternalProjectionParametersString = ManagedProj4Projection.GetGoogleMapParametersString();

            layer.FeatureSource.Projection = proj;
            overlay.Layers.Add(layer);
        }