JavaScript Write Timer

function Time (Year,month,day,hours,minuse,miao)
{
    var now = new Date ();
    var endDate = new Date (year, month-1, Day,hours,minuse,miao);
    var lefttime=enddate.gettime ()-now.gettime ();
    var leftsecond = parseint (lefttime/1000);
    var Day=math.floor (leftsecond/(60*60*24));
    var Hour=math.floor ((leftsecond-day1*24*60*60)/3600);
    var Minute=math.floor ((leftsecond-day1*24*60*60-hour*3600)/60);
    var second=math.floor (leftsecond-day1*24*60*60-hour*3600-minute*60);
Console.log (day+ "Days" +hours+ "hours" +minutes+ "minutes" +second+ "seconds")
}
var xx=window.setinterval (function () {Showcountdown (YS,MS,DS,HS,FS,SS);}, 1000);

GetTime () Gets the number of milliseconds from 1970/01/01 to the specified date;
Math.floor downward rounding;

JavaScript Write Timer