I am new to java applets. When i run this code on applet viewer status is displayed that applet not initialized

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I am new to java applets. When i run this code on applet viewer status is displayed that applet not initialized

import java.awt.*; import java.awt.event.*; import java.applet.*;

public class Textfields extends Applet implements ActionListener { TextField tname,tpwd; Label lname,lpwd;

public void init()
{

    lname =new Label("Username:");
    lpwd=new Label("Password:");

    tname=new TextField(20);
    tpwd=new TextField(20);
    this.tpwd.setEchoChar('R');

    tname.addActionListener(this);
    tpwd.addActionListener(this);

    add(lname);
    add(lpwd);

    add(tname);
    add(tpwd);


}

public void actionPerformed(ActionEvent ae)
{
        repaint();

}
    public void paint(Graphics g)
{

        g.drawString("Name:"+tname.getText(),6,60);
        g.drawString("Selected Text in name:"+tname.getSelectedText(),6,80);
        g.drawString("Password:"+tpwd.getText(),6,80);

}

}

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