WPF Skinning

var rd = new ResourceDictionary();
            string uriSkin;
            uriSkin = toggle ? @"Views/PivotTable/PivotTableSkin.xaml" : @"Views/PivotTable/PivotTableSkin2.xaml";
            rd.MergedDictionaries.Add(Application.LoadComponent(new Uri(uriSkin, UriKind.Relative)) as ResourceDictionary);
            Application.Current.Resources = rd;