/*
Author: Robert Hashemian
http://www.hashemian.com/

You can use this code in any manner so long as the author's
name, Web address and this disclaimer is kept intact.
********************************************************
*/

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

function countBack(secs)
{
	if (secs < 0)
	{
    	$('cntdwn').innerHTML = FinishMessage;
		return;
	}
  
	DisplayStr = DisplayFormat.replace(/%%D%%/g, calcage(secs,86400,100000));
	DisplayStr = DisplayStr.replace(/%%H%%/g, calcage(secs,3600,24));
	DisplayStr = DisplayStr.replace(/%%M%%/g, calcage(secs,60,60));
	DisplayStr = DisplayStr.replace(/%%S%%/g, calcage(secs,1,60));

	$('cntdwn').innerHTML = DisplayStr;
  
	if (CountActive)
	{
		setTimeout("countBack(" + (secs+CountStepper) + ")", SetTimeOutPeriod);
	}
}
	
var SetTimeOutPeriod = null;
var dthen = null;
var dnow = null;
	
window.addEvent('load', function()
{
	SetTimeOutPeriod = (Math.abs(CountStepper)-1)*1000 + 990;
	dthen = new Date(TargetDate);
	dnow = new Date();
	
	if (typeof(TargetDate)=="undefined")
		TargetDate = "12/31/2020 5:00 AM";
	if (typeof(DisplayFormat)=="undefined")
		DisplayFormat = "%%D%% Days, %%H%% Hours, %%M%% Minutes, %%S%% Seconds.";
	if (typeof(CountActive)=="undefined")
		CountActive = true;
	if (typeof(FinishMessage)=="undefined")
		FinishMessage = "";
	if (typeof(CountStepper)!="number")
		CountStepper = -1;
	if (typeof(LeadingZero)=="undefined")
		LeadingZero = true;
	
	CountStepper = Math.ceil(CountStepper);
	
	if (CountStepper == 0)
	{
		CountActive = false;
	}
		
	if(CountStepper>0)
	{
		ddiff = new Date(dnow-dthen);
	}
	else
	{
		ddiff = new Date(dthen-dnow);
	}
	
	gsecs = Math.floor(ddiff.valueOf()/1000);
	
	countBack(gsecs);
});