var getDaysArray = function(year, month) {
  var names = [ 'sun', 'mon', 'tue', 'wed', 'thu', 'fri', 'sat' ];
  var date = new Date(year, month - 1, 1);
  var result = [];
  while (date.getMonth() == month - 1) {
    result.push(date.getDate() + "-" + names[date.getDay()]);
    date.setDate(date.getDate() + 1);
  }
  return result;
}