function my_day_of_week($epoch){ $day = date('N', $epoch);

if ($day >= 1 and $day <=7) {
    return 1;
}
if ($day >= 8 and $day <=14) {
    return 2;
}
if ($day >= 15 and $day <=21) {
    return 3;
}
if ($day >= 21 and $day <=28) {
    return 4;
}
if ($day >= 29 and $day <=31) {
    return 5;
}

}