Some fonts in zh can not display correctly

JDK Version: 1.2beta3-F
Locale: zh
Platform: Ultra 1
OS: Solaris 2.6

Some types of Font in zh can not display correctly. Follwing is the test program.
=============================t8.java=====================================
import java.awt.*;
import java.awt.event.*;


public class t8 {
public static void main(String args[]) {
new t8();
}

public t8() {
Frame f = new Frame("My Window");
f.addWindowListener(new WindowEventHandler());
Label lb1 = new Label("Font1: Dialog");
Label lb2 = new Label("Font2: Helvetica");
Label lb3 = new Label("Font3: TimesRoman");
Label lb4 = new Label("Font4: Courier");
Label lb5 = new Label("Font5: ZapfDingbats");

Button bt1 = new Button(" ");
Button bt2 = new Button(" ");
Button bt3 = new Button(" ");
Button bt4 = new Button(" ");
Button bt5 = new Button(" ");

bt1.setFont(new Font("Dialog", Font.PLAIN, 18));
bt2.setFont(new Font("Helvetica", Font.PLAIN, 18));
bt3.setFont(new Font("TimesRoman", Font.PLAIN, 18));
bt4.setFont(new Font("Courier", Font.PLAIN, 18));
bt5.setFont(new Font("ZapfDingbats", Font.PLAIN, 18));

String s = "ENGLISH:ËóË´";

bt1.setLabel(s);
bt2.setLabel(s);
bt3.setLabel(s);
bt4.setLabel(s);
bt5.setLabel(s);

f.setLayout(new GridLayout(5, 2));
f.add(lb1); f.add(bt1);
f.add(lb2); f.add(bt2);
f.add(lb3); f.add(bt3);
f.add(lb4); f.add(bt4);
f.add(lb5); f.add(bt5);

f.pack();
f.setVisible(true);
}

class WindowEventHandler extends WindowAdapter {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
}
}
===========================================================================
run this program, you will find that
String with dialog Font is correct, while with Helvetica, TimesRoman, Courier, ZapfDingbats Fonts can not be displayed corectly.

jim.hu@prc 1998-02-11