BaconographyWP8.MainPage.OnBackKeyPress C# (CSharp) Method

		protected override void OnBackKeyPress(System.ComponentModel.CancelEventArgs e)
		{
			if (sortPopup.IsOpen == true)
			{
				sortPopup.IsOpen = false;
				e.Cancel = true;
			}
			else
			{
				base.OnBackKeyPress(e);
			}
		}