import java.util.*;
import java.text.*;
import javax.swing.*;
import java.awt.*;

public class TestPane {
    public static void main(String[] args) {
      JFrame win = new JFrame("Record Viewer");
      win.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
      JTextArea textArea = new JTextArea();
      JScrollPane scrollPane = new JScrollPane(textArea);
      JPanel contentPane = (JPanel) win.getContentPane();
      Dimension dim=Toolkit.getDefaultToolkit().getScreenSize();
      Dimension dim2 = new Dimension((int)(dim.getWidth()/2),(int)dim.getHeight()/2);
      contentPane.setPreferredSize(dim2);
      contentPane.add(scrollPane, BorderLayout.CENTER);
      win.pack();
      win.setVisible(true);
      for (int i = 0; i < 100; i++)
	textArea.append("Next line: " + i + "\n");
      for (int i = 0; i < 100; i++)
	textArea.append("Next line: " + i + "   ");
      textArea.append("\n");
    }
}