Date et Heure json

<script>
	function myCallback(json){
	var ladate = new Date(json.dateString);
		document.write(ladate);
	}
</script>

<br><br><br>

<span id="dhour"></span> h <span id="dmin"></span> min <span id="dsec"></span> sec
<div id="count2"></div>
<div class="numbers" id="dday" hidden="true"></div>



<script>
var ladate=new Date()

var year=ladate.getFullYear();
var month=ladate.getMonth()+1;
var day=ladate.getDate();
var hour=19;
var minute=10;
var tz=0;

var montharray=new Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec");

function countdown(yr,m,d,hr,min){
theyear=yr;themonth=m;theday=d;thehour=hr;theminute=min;
var today= new Date(); 
var todayy=today.getYear();
if (todayy < 1000) {todayy+=1900; }

var todaym=today.getMonth();
var todayd=today.getDate();
var todayh=today.getHours();
var todaymin=today.getMinutes();
var todaysec=today.getSeconds();
var todaystring1=montharray[todaym]+" "+todayd+", "+todayy+" "+todayh+":"+todaymin+":"+todaysec;
var todaystring=Date.parse(todaystring1)+(tz*1000*60*60);
var futurestring1=(montharray[m-1]+" "+d+", "+yr+" "+hr+":"+min);
var futurestring=Date.parse(futurestring1)-(today.getTimezoneOffset()*(1000*60));
var dd=futurestring-todaystring;
var dday=Math.floor(dd/(60*60*1000*24)*1);
var dhour=Math.floor((dd%(60*60*1000*24))/(60*60*1000)*1);
var dmin=Math.floor(((dd%(60*60*1000*24))%(60*60*1000))/(60*1000)*1);
var dsec=Math.floor((((dd%(60*60*1000*24))%(60*60*1000))%(60*1000))/1000*1);

if(dday<=0&&dhour<=0&&dmin<=0&&dsec<=0){
document.getElementById('count2').style.display="inline";
document.getElementById('after').style.display="none";

document.getElementById('dday').style.display="none";
document.getElementById('dhour').style.display="none";
document.getElementById('dmin').style.display="none";
document.getElementById('dsec').style.display="none";
document.getElementById('days').style.display="none";
document.getElementById('hours').style.display="none";
document.getElementById('minutes').style.display="none";
document.getElementById('seconds').style.display="none";
return;
}else {
document.getElementById('count2').style.display="none";
document.getElementById('dday').innerHTML=dday;
document.getElementById('dhour').innerHTML=dhour;
document.getElementById('dmin').innerHTML=dmin;
document.getElementById('dsec').innerHTML=dsec;
setTimeout("countdown(theyear,themonth,theday,thehour,theminute)",1000);}
}

countdown(year,month,day,hour,minute);
</script>

<script type="text/javascript" src=""quot;http://www.timeapi.org/utc/now.json?callback=myCallback"></script>