private void init() {
itemArray = new ItemArrayModel();
append(itemArray);
highlighted = new ItemModel();
append(highlighted);
appendMethod(new DefaultDataModelCommand(NEW_ITEM_COMMAND));
appendMethod(new DefaultDataModelCommand(DELETE_ITEM_COMMAND));
appendMethod(new DefaultDataModelCommand(EDIT_ITEM_COMMAND));
appendMethod(new DefaultDataModelCommand(RELOAD_COMMAND));
}