function Countdown() {
	myD         = new Date();
	myYear      = 2017;
	myNextYear  = new Date(myYear, 0, 1);
	myMsec      = myNextYear.getTime() - myD.getTime();
	myNextDay   = Math.floor(myMsec/(1000*60*60*24));
	myMsec     -= (myNextDay*(1000*60*60*24));
	myNextHour  = Math.floor(myMsec/(1000*60*60));
	myMsec     -= (myNextHour*(1000*60*60));
	myNextMin   = Math.floor(myMsec/(1000*60));
	myMsec     -= (myNextMin*(1000*60));
	myNextSec   = Math.floor(myMsec/1000);
	myDisp = "";
	if (myNextDay  != 0) myDisp += myNextDay  + "D";
	if (myNextHour != 0) myDisp += myNextHour + "H";
	if (myNextMin  != 0) myDisp += myNextMin  + "M";
	myDisp += myNextSec + "S";
	document.getElementById("clock").innerHTML = myDisp;
	setTimeout("Countdown()", 1000);
}
if (window.addEventListener) window.addEventListener('load', Countdown, false);
if (window.attachEvent) window.attachEvent('onload', Countdown);