import java.awt.*; import javax.swing.*; public class ClockFrame extends JFrame { public ClockFrame() { super("Clock"); setSize(225, 125); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); Container pane = getContentPane(); FlowLayout flo = new FlowLayout(); pane.setLayout(flo); ClockPanel time = new ClockPanel(); pane.add(time); setContentPane(time); setVisible(true); } public static void main(String[] arguments) { ClockFrame sal = new ClockFrame(); } }