/// <summary>
        /// Populates the page with content passed during navigation.  Any saved state is also
        /// provided when recreating a page from a prior session.
        /// </summary>
        /// <param name="sender">
        /// The source of the event; typically <see cref="NavigationHelper"/>
        /// </param>
        /// <param name="e">Event data that provides both the navigation parameter passed to
        /// <see cref="Frame.Navigate(Type, Object)"/> when this page was initially requested and
        /// a dictionary of state preserved by this page during an earlier
        /// session.  The state will be null the first time a page is visited.</param>
        private async void navigationHelper_LoadState(object sender, LoadStateEventArgs e)
        {
            product = await ProductDataSource.GetProductDetailsAsync(e.NavigationParameter.ToString());
            this.DefaultViewModel["Product"] = product;
            this.DefaultViewModel["ProductName"] = product.ProductName;
            this.DefaultViewModel["ProductCharacteristics"] = product.ProductCharacteristics;
            this.DefaultViewModel["ProductStatistics"] = product.ProductStatistics;
            this.DefaultViewModel["CustomizationParameters"] = product.CustomizationParameters;
            this.DefaultViewModel["EMI"] = "0.00";

            LoadSliders();                       

        }
        /// <summary>
        /// This method takes a Product as its input and generates an XML Document which contains 
        /// the actual values to be displayed in the live tile.
        /// </summary>
        /// <param name="product">An object of Product class</param>
        /// <returns>An XML document which is used for generating the live tile content</returns>
        private XmlDocument CreateWideTile(Product product)
        {
            // Create a live update for a wide tile
            XmlDocument wideTileXml = TileUpdateManager.GetTemplateContent(TileTemplateType.TileWide310x150SmallImageAndText04);

            // Assign text
            XmlNodeList wideTileTextAttributes = wideTileXml.GetElementsByTagName("text");
            wideTileTextAttributes[0].AppendChild(wideTileXml.CreateTextNode(product.ProductCategory));
            wideTileTextAttributes[1].AppendChild(wideTileXml.CreateTextNode(product.ProductName));

            // Assign Image
            XmlNodeList wideTileImageAttributes = wideTileXml.GetElementsByTagName("image");
            ((XmlElement)wideTileImageAttributes[0]).SetAttribute("src", product.ProductImage);
            ((XmlElement)wideTileImageAttributes[0]).SetAttribute("alt", "Contoso FinServ Product Image");

            return wideTileXml;
        }