org.wings.plaf.Utils.optAttribute(device, "width", getIconWidth(icon));
Utils.optAttribute(device, "width", getIconWidth(icon));
    private void writeWindowIcon(Device device, SInternalFrame frame,                                 int event, SIcon icon) throws IOException {        boolean showAsFormComponent = frame.getShowAsFormComponent();        RequestURL addr = frame.getRequestURL();        addr.addParameter(org.wings.plaf.css.Utils.event(frame), event);        device.print("<th");        org.wings.plaf.Utils.optAttribute(device, "width", getIconWidth(icon));        device.print(">");        if (showAsFormComponent)            device.print("<button name=\"")                    .print(Utils.event(frame))                    .print("\" value=\"")                    .print(event)                    .print("\">");        else            device.print("<a href=\"")                    .print(frame.getRequestURL()                    .addParameter(Utils.event(frame) + "=" + event).toString())                    .print("\">");        writeIcon(device, icon);        if (showAsFormComponent)            device.print("</button>");        else            device.print("</a>");        device.print("</th>");    }