function calcage(secs, num1, num2) {
  s = ((Math.floor(secs/num1))%num2).toString();
  if (LeadingZero && s.length < 2)
    s = "0" + s;
  return s ;
}

function CountBack(secs) {
/*  if (secs < 0) {
    document.getElementById("cntdwn").innerHTML = FinishMessage;
    return;
  }*/
  return calcage(secs,86400,100000)+":"+calcage(secs,3600,24)+":"+calcage(secs,60,60)+":"+calcage(secs,1,60);
/*
  document.getElementById("cntdwn").innerHTML = DisplayStr;
  if (CountActive)
    setTimeout("CountBack(" + (secs+CountStepper) + ")", SetTimeOutPeriod);*/
}

/*
if (typeof(LeadingZero)=="undefined")
  LeadingZero = true;


var dthen = new Date(TargetDate);
var dnow = new Date();
*//*if(CountStepper>0)
  ddiff = new Date(dnow-dthen);
else*//*
ddiff = new Date(dthen-dnow);
gsecs = Math.floor(ddiff.valueOf()/1000);
CountBack(gsecs);
*/