[select BIRTHDAY[day] class:dia-cumple "01" "02" "03" "04" "05" "06" "07"

    "08" "09" "10" "11" "12" "13" "14" "15" "16" "17" "18"

    "19" "20" "21" "22" "23" "24" "25" "26" "27" "28" "29"

    "30" "31" ]

    [select BIRTHDAY[month] class:mes-cumple "01" "02" "03" "04"

    "05" "06" "07" "08" "09"

    "10" "11" "12"]