<%= select_tag( "setting[current_unit]", options_for_select(e_get_currency_units.collect{|k, x| ["#{x['name']} (#{x['symbol']})", x['code']]}, @setting[:current_unit] || 'USD'), class: "form-control required") %>
<%= select_tag( "setting[current_weight]", options_for_select(e_get_currency_weight.collect{|k,x| ["#{x['name']} (#{x['code']})", x['code']]}, @setting[:current_weight] || 'kg'), class: "form-control required") %>
<% end %>