java applet:

keep getting compile error:

---------- Javac ----------
Radio.java:15: 'class' or 'interface' expected
public void init() {
^
Radio.java:8: Radio should be declared abstract; it does not define itemStateChanged(java.awt.event.ItemEvent) in Radio
class Radio extends Applet implements ItemListener {
^
2 errors
Normal Termination
Output completed (0 sec consumed).

heres my code:

import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.applet.Applet;



class Radio extends Applet implements ItemListener {

CheckboxGroup oneCBG;
Checkbox cbMale, cbFemale;
TextField gender;
}

public void init() {
oneCBG = new CheckboxGroup();

cbMale = new Checkbox("Male", false, oneCBG);
add(cbMale);
cbMale.addItemListener(this);

cbFemale = new Checkbox("Female", false, oneCBG);
add(cbFemale);
cbFemale.addItemListener(this);

gender = new TextField(7);
}


public void itemStateChanged(ItemEvent e) {
if (e.getItemSelectable() ==cbMale) {
gender.setText("Male");
}
if (e.getItemSelectable() ==cbFemale) {
gender.setText("Female");
}
}

can someone point me in the right direction?