/// <summary>
        /// Add a drawing or filling style to current template
        /// </summary>
        /// <param name="node">The XML node that represents a drawing or filling style</param>
        private void LoadStyleFromXML(System.Xml.XmlNode node)
        {
            if (System.String.Compare(node.Name, GOM_TAGS.DRAWING_STYLE, true) == 0)
            {
                GOM_Style_Drawing	style = new GOM_Style_Drawing();

                style.LoadFromXML( node, null );

                rgDrawingStyles.AddAndReplace(style);
            }

            if (System.String.Compare(node.Name, GOM_TAGS.FILLING_STYLE, true) == 0)
            {
                GOM_Style_Filling	style = new GOM_Style_Filling();

                style.LoadFromXML( node, null );

                rgFillingStyles.AddAndReplace(style);
            }
        }