 jDesktopPane1 =  new JDesktopPane()
		{
			public void paintComponent(Graphics g)
			{
				int iw=icon.getIconWidth();
				int ih=icon.getIconHeight();
				Dimension d = getSize();
				g.drawImage(icon.getImage(), d.width/2-iw/2,d.height/2-ih/2, iw,ih , null);
				setOpaque( false );
//				super.paintComponent(g);
			}
		};