private void bindDynamic() {
Map<String, Image> characterImageMap = display.getCharacterImageMap();
for (final String characterName : characterImageMap.keySet()) {
HasClickHandlers characterImage = characterImageMap.get(characterName);
dynamicHandlerRegistrations.add(characterImage.addClickHandler(new ClickHandler() {
@Override
public void onClick(ClickEvent clickEvent) {
PreferencesSetMainCharacterAction action = new PreferencesSetMainCharacterAction();
action.setCharacterName(characterName);
showSpinner();