super.setVisible(b);
SubstanceImageWatermark watermark = new SubstanceImageWatermark("GUI/res/texture_33_by_Sirius_sdz.jpg");
//SubstanceCrosshatchWatermark watermark = new SubstanceCrosshatchWatermark();
watermark.setKind(SubstanceConstants.ImageWatermarkKind.APP_TILE);
watermark.setOpacity(0.2f);// 设置水印透明度
SubstanceSkin skin = new BusinessBlueSteelSkin()//CremeCoffeeSkin()
.withWatermark(watermark); // 初始化有水印的皮肤
SubstanceLookAndFeel.setSkin(skin);
Vector<Mesa> mesas = baseDeDatos.obtenerMesas();
for (int i = 0; i < mesas.size(); i++) {
Mesa mesa = mesas.elementAt(i);