<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Counter example</title>
<script>
var montharray=new Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec")
var dayarray= new Array("Sun","Mon" ,"Tue","Wed","Thu","Fri","Sat");
//Event Informations
//Xmas 2013
var year = 2013;
var month = 11;
var day = 25;//(1..31)
var hour = 0;//(0..24)
var minute = 0;
var second = 0;
var xmas = new Date(year,month,day,hour,minute,second);
function TimeCounter(){
var now = new Date();
if(now.getYear() < 1900)
yr = now.getYear() + 1900;
if(now >= xmas){//Days after xmas
//Days lapsed xmas - Ascending time
var todaym=now.getMonth()
var todayd=now.getDate()
var todayh=now.getHours()
var todayday= dayarray[now.getDay()]
var endday=dayarray[xmas.getDay()]
var sec = now.getSeconds();
var min = now.getMinutes();
var hr = 24 -(hour - (now.getHours() -1));
var todaystring=todayday +", "+todayd+" "+montharray[todaym]+" "+yr+" "+todayh+":"+min+":"+sec //see https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/parse
var paststring=endday +", "+day+" "+montharray[month]+" "+year+" "+hour+":"+minute+":"+second
var difference=(Math.round( (Date.parse (todaystring) -Date.parse (paststring) ) / (24*60*60*1000) )*1)
if(difference<0){
dy=0
}
else{
dy=difference
}
if(sec > 60){
sec = (sec-60)%60;
min++;
}
if(min > 60){
min = (min-60)%60;
hr++;
}
if(hr > 23){
hr = (hr-24)%24;
//dy++;
}
document.getElementById("TimeCounter").innerHTML =" + days "+ dy +" " +" hours "+ hr +" minutes " + min +"' seconds "+ sec+"'' after xmas 2013 " ;
}
else{//Days before xmas
//Days remaining xmas - Descending time
var sec = second - now.getSeconds();
var min = minute - now.getMinutes();
var hr = hour - now.getHours();
var dy = day - now.getDate();
var mnth = month - now.getMonth();
var yr = year - yr;
var daysinmnth = 32 - new Date(now.getYear(),now.getMonth(), 32).getDate();//How many days it has the month
if(sec < 0){//if second is less than zero diminish minute
sec = (sec+60)%60;
min--;
}
if(min < 0){//if minute is less than zero diminish hour
min = (min+60)%60;
hr--;
}
if(hr < 0){//if hour is less than zero diminish day
hr = (hr+24)%24;
dy--;
}
if(dy < 0){//if day is less than zero diminish month
dy = (dy+daysinmnth)%daysinmnth;
mnth--;
}
if(mnth < 0){//if month is less than zero diminish year
mnth = (mnth+12)%12;
yr--;
}
document.getElementById("TimeCounter").innerHTML =" - days "+ dy +" " +" hours "+ hr +" minutes " + min +"' seconds "+ sec+"'' for xmas 2013 " ;
}
ID = setTimeout("TimeCounter()", 1000);
}
window.onload=TimeCounter;
</script>
</head>
<body>
<span id="TimeCounter"></span>
</body>
</html>
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