import java.awt.*; import javax.swing.*; public class AddALabel { public AddALabel () { JFrame frame = new JFrame("Add A Label"); frame.setSize(300,300); Container content = frame.getContentPane(); JLabel l = new JLabel(); l.setIcon(new ImageIcon("warning.gif")); l.setText("Warning!"); content.add(l); frame.setVisible(true); } public static void main(String[] args) { new AddALabel(); } }