public void updateMessage() {
if (messageSelector.getValue().equals(english)) {
messageText.setText(englishMessage);
okayButton.setLabel("Change the language");
} else if (messageSelector.getValue().equals(french)) {
messageText.setText(frenchMessage);
okayButton.setLabel("Change la langue");
} else if (messageSelector.getValue().equals(spanish)) {
messageText.setText(spanishMessage);
okayButton.setLabel("Cambie el lenguaje");
} else if (messageSelector.getValue().equals(polish)) {
messageText.setText(polishMessage);
okayButton.setLabel("Zmien jezyk");
} else if (messageSelector.getValue().equals(german)) {
messageText.setText(germanMessage);
okayButton.setLabel("Andern Sie die Sprache"); // €ndern Sie die Sprache
}
}