public function changeSkins():void {
if (cb1.selected) {
b1.setStyle("upSkin", ButtonStatesSkin);
b1.setStyle("downSkin", ButtonStatesSkin);
b1.setStyle("overSkin", ButtonStatesSkin);
b1.setStyle("disabledSkin", ButtonStatesSkin);
} else {
b1.setStyle("upSkin", null);
b1.setStyle("downSkin", null);
b1.setStyle("overSkin", null);
b1.setStyle("disabledSkin", null);
}
}