[ruby on rails] form_for에서 쓰이는 select_tag에 class 먹이고 싶을때

http://stackoverflow.com/questions/4081907/ruby-on-rails-select-with-class

<%= f.select(:object_field, ['Item 1', 'Item 2', 'Item 3', 'Item 4', 'Item 4'], {}, { :class => 'my_style_class' }) %>