*/
private Button createTranslateButton() {
Button translateButton = new Button("Translate");
translateButton.addClickHandler(new ClickHandler() {
public void onClick(ClickEvent event) {
Language src = Language.valueOf(sourceLanguages.getItemText(sourceLanguages.getSelectedIndex()));
Language dest = Language.valueOf(destinationLanguages.getItemText(destinationLanguages.getSelectedIndex()));
// Translation API call to translate text
Translation.translate(inputTextArea.getText(), src, dest,
new TranslationCallback() {
@Override