setGlassEnabled(true);
this.sentences = sen;
filter = new TextBox();
filter.setWidth("100%");
Constants constants = ((Constants) GWT.create(Constants.class));
final String defaultMessage = constants.enterTextToFilterList();
filter.setText(defaultMessage);
filter.addFocusHandler(new FocusHandler() {
public void onFocus(FocusEvent event) {
filter.setText("");
}