public static void LoadKMZFromResources(VectorLayer vl, string resname, bool clear, ProcessVectorItem pv)
        {
            using (Stream zipStream = Assembly.GetExecutingAssembly().GetManifestResourceStream(resname))
            {
                if (zipStream != null)
                {
                    if (clear)
                    {
                        vl.Children.Clear();
                    }

                    vl.LoadKMZ(zipStream, true, pv);
                }
            }
        }