//JSplashWindow.java//Demos how to show a splash windowimport javax.swing.*;import java.awt.*;import java.net.*;public  class JSplashWindow extends JWindow implements Runnable {  Thread splashThread=null;  public JSplashWindow() {    setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));    JPanel splash = new JPanel(new BorderLayout());    URL url = getClass().getResource("Winter.jpg");    if(url != null){      splash.add(new JLabel(new ImageIcon(url)),      BorderLayout.CENTER);    }    setContentPane(splash);    Dimension screen = getToolkit().getScreenSize();    pack();    setLocation((screen.width - getSize().width) / 2,	(screen.height - getSize().height) / 2);  }  public void start(){    this.toFront();    splashThread=new Thread(this);    splashThread.start();  }  public void run(){    try {      show();      Thread.sleep(5000);    }    catch (Exception ex) {      ex.printStackTrace();    }    this.dispose();  }  }