private void Menu_List_Clear(object sender, System.EventArgs e)
{
GraphicsLayer stopsGraphicsLayer = MyMap.Layers["MyStopsGraphicsLayer"] as GraphicsLayer;
stopsGraphicsLayer.Graphics.Clear();
GraphicsLayer routeGraphicsLayer = MyMap.Layers["MyRouteGraphicsLayer"] as GraphicsLayer;
routeGraphicsLayer.Graphics.Clear();
TimeText.Text = "";
}