Keypad Java application Compiles, but doesn't show anything
<p>I'm not sure if It's where I placed my main void or what? I got the program to compile without any errors, but when I run the application in TextPad it just tells me to 'press any key to continue'.... then does nothing </p>

<pre><code>import java.awt.*;
import java.applet.*;
import java.awt.event.*;
import java.awt.Graphics;
import javax.swing.JOptionPane;
import javax.swing.JApplet;
import java.awt.event.*;

public class telephoneKeypad extends JApplet
{
    public void init()
          {
              this.setLayout(new GridLayout(4,3));
            this.setSize(new Dimension(175, 231));


            new telephoneKeypad().setVisible(true);

        }


    public void telephoneKeypad ()
    {
        Panel pnlKeyPad = new Panel();
          GridLayout gridLayout1 = new GridLayout();
          Button btnZero = new Button();
          Button btnOne = new Button();
          Button btnTwo = new Button();
          Button btnThree = new Button();
        Button btnFour = new Button();
          Button btnFive = new Button();
          Button btnSix = new Button();
          Button btnSeven = new Button();
          Button btnEight = new Button();
          Button btnNine = new Button();
          Button btnStar = new Button();
          Button btnHash = new Button();

        TextField tfNumber = new TextField();
          Button btnDial = new Button();
          BorderLayout borderLayout1 = new BorderLayout();
          Panel pnlNumberEntry = new Panel();
          FlowLayout flowLayout1 = new FlowLayout();





            btnOne.setLabel("1");
            btnTwo.setLabel("2");
            btnThree.setLabel("3");
            btnFour.setLabel("4");
            btnFive.setLabel("5");
            btnSix.setLabel("6");
            btnSeven.setLabel("7");
            btnEight.setLabel("8");
            btnNine.setLabel("9");
            btnStar.setLabel("*");
            btnZero.setLabel("0");
            btnHash.setLabel("#");
            btnDial.setLabel("Dial");

            pnlNumberEntry.setLayout(flowLayout1);
            pnlKeyPad.setLayout(gridLayout1);
            this.setLayout(borderLayout1);
            this.add(pnlNumberEntry, BorderLayout.NORTH);
            pnlNumberEntry.add(tfNumber, null);
            pnlNumberEntry.add(btnDial, null);
            this.add(pnlKeyPad, BorderLayout.CENTER);
            pnlKeyPad.add(btnOne, null);
            pnlKeyPad.add(btnTwo, null);
            pnlKeyPad.add(btnThree, null);
            pnlKeyPad.add(btnFour, null);
            pnlKeyPad.add(btnFive, null);
            pnlKeyPad.add(btnSix, null);
            pnlKeyPad.add(btnSeven, null);
            pnlKeyPad.add(btnEight, null);
            pnlKeyPad.add(btnNine, null);
            pnlKeyPad.add(btnStar, null);
            pnlKeyPad.add(btnZero, null);
            pnlKeyPad.add(btnHash, null);
        }

            public static void main(String args[])
                {
                telephoneKeypad kpad = new telephoneKeypad();
                kpad.setBounds(500, 500, 500, 500);
                kpad.setVisible(true);
    }
 }
</code></pre>
