My program in Java doesn't work

Could anyone can help me in making this small project for me. I'm making sample project about Student Transcript but it doesn't want to work properly. So please kindly try to help me.
This is the code:
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
     public class Transcript extends JFrame {
     private JLabel lbl1, lbl2, lbl3, lbl4, lbl5, lbl6, lbl7, lbl8, lbl9, lbl10, lbl11, lbl12, lbl13;
     private JTextField txt1, txt2, txt3, txt4, txt5, txt6, txt7, txt8, txt9, txt10, txt11, txt12, txt13;
     private JButton buttoon;
     private JTextArea textarea1;
     private int int1, int2, int3 ,fin1, fin2;
     String str1, str2, str3;
public Transcript()
super( "MITM Students Transcript" );
Container container = getContentPane();
container.setLayout( new FlowLayout() );
lbl1 = new JLabel("Enter Name: ");
container.add(lbl1);
txt1 = new JTextField(15);
container.add(txt1);
lbl2 = new JLabel("Enter Id: ");
container.add(lbl2);
txt2 = new JTextField(5);
container.add(txt2);
lbl3 = new JLabel("Date: ");
container.add(lbl3);
txt3= new JTextField(20);
container.add(txt3);
lbl4= new JLabel ("Semester: Spring 2008");
container.add(lbl4);
lbl5= new JLabel ("Course Code 1:");
container.add(lbl5);
txt4= new JTextField(5);
container.add(txt4);
lbl6= new JLabel ("Course Name :");
container.add(lbl6);
txt5= new JTextField(8);
container.add(txt5);
lbl7= new JLabel ("Credit Marks :");
container.add(lbl7);
txt6= new JTextField(5);
container.add(txt6);
lbl8= new JLabel ("Course Code 2:");
container.add(lbl8);
txt7= new JTextField(5);
container.add(txt7);
lbl9= new JLabel ("Course Name :");
container.add(lbl9);
txt8= new JTextField(8);
container.add(txt8);
lbl10= new JLabel ("Credit Marks :");
container.add(lbl10);
txt9= new JTextField(5);
container.add(txt9);
lbl11= new JLabel ("Course Code 3:");
container.add(lbl11);
txt10= new JTextField(5);
container.add(txt10);
lbl12= new JLabel ("Course Name :");
container.add(lbl12);
txt11= new JTextField(8);
container.add(txt11);
lbl13= new JLabel ("Credit Marks :");
container.add(lbl13);
txt12= new JTextField(5);
container.add(txt12);
buttoon = new JButton ("Get the GPA");
container.add(buttoon);
buttoon.addActionListener(
     new ActionListener() {
          public void actionPerformed (ActionEvent event)
               str1 = txt6.getText();
               int1 = Integer.parseInt(str1);
               str2 = txt9.getText();
               int2 = Integer.parseInt(str2);
               str3 = txt12.getText();
               int3 = Integer.parseInt(str3);
               fin1 = int1 + int2 + int3;
               fin2 = fin1 /3;
               textarea1.append( txt1 + "\n" + " The GPA of this student is: " + fin2);
textarea1 = new JTextArea(18,36);
textarea1.append("");
textarea1.setEnabled( true );
textarea1.setDisabledTextColor( Color.BLUE );
container.add(textarea1);
setSize( 580, 480 );
setVisible( true );
public static void main( String args[] )
Transcript application = new Transcript();
application.setDefaultCloseOperation( JFrame.EXIT_ON_CLOSE );
}

JAAVA wrote:
Could anyone can help me in making this small project for me. I'm making sample project about Student Transcript but it doesn't want to work properly. So please kindly try to help me.What does "not work properly" look like?
C'mon - a stack trace, an error message, a description of what you have versus what you want. Anything than postnig a mess of code, sitting back, and saying "Please kindly try to help me." That passiveness tends to not do well here.
Read this:
http://www.catb.org/~esr/faqs/smart-questions.html
%

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