PublicAPIs/Date calculation

//1- lowest to now
//2 -highest to now
function remaning_time(Выбранная_дата, Тип_отсчета){
  var tDate = new Date;
  var sec = 1000;
  var min = 60*sec;
  var hour = 60*min;
  var day = 24*hour;
// 1 - means lowest date to current date
  if(Тип_отсчета == 1){
  var diff = tDate-Выбранная_дата;
  var days = Math.floor(diff/day);
  var hours = Math.floor(diff%day/hour);
  var minutes = Math.floor(diff%day%hour/min);
  return ['> ' + days + 'dd. ' + hours + 'hh. ' + minutes + 'mm.'];    
  }
// 2 - means highest date to current date
  if(Тип_отсчета == 2){
  var diff=Выбранная_дата-tDate;
  var days = Math.floor(diff/day);
  var hours = Math.floor(diff%day/hour);
  var minutes = Math.floor(diff%day%hour/min);
  return [days + 'д. ' + hours + 'ч. ' + minutes + 'м.'+ ' >'];
  }

}