/*
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.
********************************************************
Usage Sample:

<script language="JavaScript">
TargetDate = "12/31/2020 5:00 AM";
BackColor = "palegreen";
ForeColor = "navy";
CountActive = true;
CountStepper = -1;
LeadingZero = true;
DisplayFormat = "%%D%% Days, %%H%% Hours, %%M%% Minutes, %%S%% Seconds.";
FinishMessage = "It is finally here!";
</script>
<script language="JavaScript" src="http://scripts.hashemian.com/js/countdown.js"></script>
*/

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("countdown").innerHTML = FinishMessage;
    return;
  }
  DisplayStr = DisplayFormat.replace(/%%D1%%/g, calcage(secs,86400,100000).charAt(0));
  DisplayStr = DisplayStr.replace(/%%D2%%/g, calcage(secs,86400,100000).charAt(1));
  DisplayStr = DisplayStr.replace(/%%H1%%/g, calcage(secs,3600,24).charAt(0));
  DisplayStr = DisplayStr.replace(/%%H2%%/g, calcage(secs,3600,24).charAt(1));
  DisplayStr = DisplayStr.replace(/%%M1%%/g, calcage(secs,60,60).charAt(0));
  DisplayStr = DisplayStr.replace(/%%M2%%/g, calcage(secs,60,60).charAt(1));

  document.getElementById("countdown").innerHTML = DisplayStr;
  if (CountActive)
    setTimeout("CountBack(" + (secs+CountStepper) + ")", SetTimeOutPeriod);
}

$(window).load(function() {
	TargetDate = "7/28/2009 9:00 AM UTC-0600";
	CountActive = true;
	CountStepper = -15;
	LeadingZero = true;
	DisplayFormat = "<span id='days-10s' class='counter counter-%%D1%%'>%%D1%%</span><span id='days-1s' class='counter counter-%%D2%%'>%%D2%%</span> Days, <span id='hours-10s' class='counter counter-%%H1%%'>%%H1%%</span><span id='hours-1s' class='counter counter-%%H2%%'>%%H2%%</span> Hours, <span id='minutes-10s' class='counter counter-%%M1%%'>%%M1%%</span><span id='minutes-1s' class='counter counter-%%M2%%'>%%M2%%</span> Minutes.";
	FinishMessage = "It is finally here!";
	
	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;
	SetTimeOutPeriod = (Math.abs(CountStepper)-1)*1000 + 990;
	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);
});