<% if page.current? %>

<%= text_field_tag('page_encours', page, maxlength: 5, size: 2, class: "pw_current_page form-control input-xs #{@pagina}") %> <%= link_to page, url, {id: "go_to_link", style: "display:none;", remote: true} %>

<% else %>

<%= link_to_unless page.current?, page, url, opts = {:remote => remote, :rel => page.next? ? 'next' : page.prev? ? 'prev' : nil} %>

<% end %>