Bahanix

<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.5/jquery.min.js"></script>
= simple_form_for(@account) do |f|
  = f.error_notification

  = f.input :type, collection:['iban', 'rib'], include_blank: false

  #iban
    .inputs
      = f.input :iban, :include_blank => false
      = f.input :bic, :include_blank => false