import javax.swing.JOptionPane;

public class MessageDialog {
	public static void main(String[] args) {
		JOptionPane.showMessageDialog(null,"Kein Icon","Titel", JOptionPane.PLAIN_MESSAGE);
		JOptionPane.showMessageDialog(null,"Infozeichen","Titel", JOptionPane.INFORMATION_MESSAGE);
		JOptionPane.showMessageDialog(null,"Fragezeichen","Titel", JOptionPane.QUESTION_MESSAGE);
		JOptionPane.showMessageDialog(null,"Ausrufezeichen","Titel", JOptionPane.CANCEL_OPTION);
		JOptionPane.showMessageDialog(null,"Kreiz","Titel", JOptionPane.ERROR_MESSAGE);
	}
}