# File app/helpers/attendance_adm_helper.rb, line 2
  def tslot_table(tslots)
    classes = list_row_classes
    row = 0

    ret = '<table class="timeslot-list">'
    ret << tslot_head
    tslots.each do |item| 
      row += 1
      rowclass = classes[row % classes.size]
      ret << tslot_row(rowclass, item) 
    end
    ret << '</table>'
  end