Черновой набросок формы для ввода денег

= form_tag '/my/wallet/in', method: post, remote: true, class: 'formclass', id: 'formid' do
    = number_field_tag 'card[number]', ''
    = select_tag 'card[valid][month]', options_for_select([1,2,3,4,5,6,7,8,9,10,11,12])
    = select_tag 'card[valid][year]', options_for_select( (Time.now.year..(Time.now.year+10).collect{|i| i } ) )
    = number_field_tag 'card[cvv]', ''
    = number_field_tag 'amount', 0
    = submit_tag 'Занести'