<% css_class = 'checkbox ' + acceptance.validation_class(@answer_sheet) checked = acceptance.has_answer?('1', @answer_sheet) -%> <%= check_box_tag "answers[#{acceptance.id}]", '1', checked, :id => dom_id(acceptance), :class => css_class, :disabled => @answer_sheet.frozen?&&!@answer_sheet.reference?, :readonly => @answer_sheet.frozen?&&!@answer_sheet.reference? %> <%= hidden_field_tag "answers[#{acceptance.id}]", '', :id => '' %>