html += '<td width="10%"><input type="radio" id="' + j.to_s + '" value="' + j.to_s + '" name="Radio_' + self.id.to_s + '"'
      html += 'checked="checked"' if (!answer.nil? and answer.answer == j) or (answer.nil? and questionnaire_min == j)
      html += '></td>'
    end