/// <summary>
        /// Creates the request parameters for the given marker.
        /// </summary>
        /// <param name="marker">Marker to create request parameters for.</param>
        /// <returns>Request parameters for the given marker.</returns>
        protected static string CreateMarkerParameters(MapMarker marker)
        {
            var parameters = new ParameterListBuilder(":", "|");

            if (marker.Style != null)
            {
                if (marker.Style.Color != null) parameters.Add("color", marker.Style.Color.ToLower());
                if (marker.Style.Icon != null) parameters.Add("icon", marker.Style.Icon);
                if (marker.Style.Label != null) parameters.Add("label", marker.Style.Label);
                if (marker.Style.Size != MapMarkerSize.Default) parameters.Add("size", marker.Style.Size.ToString().ToLower());
                if (!marker.Style.Shadow) parameters.Add("shadow", "false");
            }

            foreach (var location in marker.Locations) parameters.Add(location.ToString());

            return parameters.ToString();
        }
        /// <summary>
        /// Adds the marker to the control.
        /// </summary>
        /// <param name="marker">Marker to add.</param>
        /// <returns></returns>
        public GoogleStaticMapControl AddMarker(MapMarker marker)
        {
            _urlBuilder.Markers.Add(marker);

            return this;
        }