Problem:
Some character shown as square boxed shown in popup menu. Like \u3100, \u3111,etc.

Reproduce:
1. install jdk from
http://jre.sfbay/java/re/jdk/6u12/promoted/all/b02/j4b/bundles/windows-i586/jdkfb-6u12-ea-bin-b02-windows-i586-p-08_dec_2008.exe
2. Compile and run TitleViewFrame.java
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import java.awt.*;


public class TitleViewFrame extends Frame{

PopupMenu popit;

public static void main(String[] args) {
        //Create and set up the window.
        TitleViewFrame frame = new TitleViewFrame();
        
        //Display the window.
        frame.setSize(600, 600);
frame.setVisible(true);

frame.setview();

}


public TitleViewFrame(){
    super("Title View ronder test");
}

public void setview() {
        String chs = new String("\u3110");
        setTitle(chs);
        popit = new PopupMenu(chs);
        popit.add(new MenuItem(chs));
        add(popit);
popit.show(this, 0, 0);
}

}
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