SilverlightMappingToolBasic.App.Application_Startup C# (CSharp) Method

        private void Application_Startup(object sender, StartupEventArgs e)
        {

            Params = new GlymaParameters(e.InitParams);

            var mapLoadParamsManager = new MapLoadParamsManager();
            //if the query string contains values pass them on

            if (mapLoadParamsManager.IsValid(HtmlPage.Document.QueryString, MapLoadType.QueryString))
            {
                RootVisual = new MainPage(mapLoadParamsManager);
            }
            else if (mapLoadParamsManager.IsValid(e.InitParams, MapLoadType.InitParams))
            {
                RootVisual = new MainPage(mapLoadParamsManager);
            }
            else if (mapLoadParamsManager.IsValid(CookieManager.ReadAll(), MapLoadType.Cookie))
            {
                RootVisual = new MainPage(mapLoadParamsManager);
            }
            else
            {
                RootVisual = new MainPage();
            }
            RootVisual.MouseRightButtonDown += RootVisualOnMouseRightButtonDown;
        }