wall.setProperty(StyleGraphicPropertiesElement.Stroke, "none");
wall.setProperty(StyleGraphicPropertiesElement.StrokeColor, "#b3b3b3");
wall.setProperty(StyleGraphicPropertiesElement.Fill, "none");
wall.setProperty(StyleGraphicPropertiesElement.FillColor, "#e6e6e6");
ChartFloorElement floor = plotArea.newChartFloorElement();
floor.setProperty(StyleGraphicPropertiesElement.Stroke, "none");
floor.setProperty(StyleGraphicPropertiesElement.StrokeColor, "#b3b3b3");
floor.setProperty(StyleGraphicPropertiesElement.Fill, "none");
floor.setProperty(StyleGraphicPropertiesElement.FillColor, "#e6e6e6");
}