function countdown(obj)
{
	this.obj		= obj;
	this.Div		= "clock";
	this.BackColor		= "white";
	this.ForeColor		= "black";
	this.TargetDate		= "12/31/2020 5:00 AM";
	this.NowDate		= "04/02/2012 17:45";
	this.DisplayFormat	= "%%D%% Days, %%H%% Hours, %%M%% Minutes, %%S%% Seconds.";
	this.CountActive	= true;
	
	this.DisplayStr;

	this.Calcage		= cd_Calcage;
	this.CountBack		= cd_CountBack;
	this.Setup		= cd_Setup;
}

function cd_Calcage(secs, num1, num2)
{
  s = ((Math.floor(secs/num1))%num2).toString();
  if (s.length < 2) s = "0" + s;
  return (s);
}
function cd_CountBack(secs)
{
  var hari=this.Calcage(secs,86400,100000)
  var jam=this.Calcage(secs,3600,24)
  var menit=this.Calcage(secs,60,60)
  
  var detik=this.Calcage(secs,1,60)
  //dibuat gini, supaya kalau waktunya dah lewat, gak keluar minusnya. kalau gak pakai ini, keluar minus kalau target timenya dah tercapai.
  if ((hari <= 0)&&(jam <= 0)&&(menit <= 0)&&(detik <= 0)) { hari='00'; jam='00'; menit='00'; detik='00'; 
  	var webinfonya= "&raquo saat ini berlangsung";
  	}
  	else
  	{
  		var webinfonya= "lagi";
  	}

  this.DisplayStr = this.DisplayFormat.replace(/%%D%%/g,	hari);
  this.DisplayStr = this.DisplayStr.replace(/%%H%%/g,		jam);
  this.DisplayStr = this.DisplayStr.replace(/%%M%%/g,		menit);
  this.DisplayStr = this.DisplayStr.replace(/%%S%%/g,		detik);
  this.DisplayStr = this.DisplayStr.replace(/%%WEBINFO%%/g,		webinfonya);

  document.getElementById(this.Div).innerHTML = this.DisplayStr;
  if (this.CountActive) setTimeout(this.obj +".CountBack(" + (secs-1) + ")", 990);
}
function cd_Setup()
{
	var dthen	= new Date(this.TargetDate);
  	var dnow	= new Date(this.NowDate);

	ddiff		= new Date(dthen-dnow);
	gsecs		= Math.floor(ddiff.valueOf()/1000);
	this.CountBack(gsecs);
	//document.write (dnow);
}