import mx.controls.Alert;
import mx.events.ItemClickEvent;
private function handleCard(event:ItemClickEvent):void {
if (event.currentTarget.selectedValue == "AmEx") {
Alert.show("American Express")
} else {
if (event.currentTarget.selectedValue == "MC") {
Alert.show("Master Card")
} else {
Alert.show("Visa")
}
}
}