/*
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 "<b>" + s + "</b>";
}
function CountBack(secs) {
  if (secs < 0) {
    document.getElementById("cntdwn").innerHTML = FinishMessage;
    return;
  }
  // nhotalling - remove days
  if (secs < 172800 && secs >= 86400) {
	// 1 day left
	DisplayFormat = DisplayFormat.replace("days","day");
  }
  else if (secs < 86400) {
	DisplayFormat = DisplayFormat.replace("%%D%% days<br/>","");
	DisplayFormat = DisplayFormat.replace("%%D%% day<br/>","");
  }
  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));

  document.getElementById("cntdwn").innerHTML = DisplayStr;
  if (CountActive)
    setTimeout("CountBack(" + (secs+CountStepper) + ")", SetTimeOutPeriod);
}
function putspan(backcolor, forecolor) {
 document.write("<span id='cntdwn' style='background-color:" + backcolor + 
                "; color:" + forecolor + "'></span>");
}
// nhotalling - added check so this wouldn't always run
if (typeof(doCountdown)=="undefined") {
	doCountdown = 0;
}
if (doCountdown == 1) {
	if (typeof(BackColor)=="undefined")
	BackColor = "white";
	if (typeof(ForeColor)=="undefined")
	ForeColor= "black";
	if (typeof(TargetDate)=="undefined")
	TargetDate = "12/31/2020 5:00 AM";
	if (typeof(DisplayFormat)=="undefined")
	DisplayFormat = "Time Remaining<br/>%%D%% days<br/>%%H%%h %%M%%m %%S%%s";
	if (typeof(CountActive)=="undefined")
	CountActive = true;
	if (typeof(FinishMessage)=="undefined")
	FinishMessage = "TIME HAS EXPIRED<br/>This item is no<br/>longer available<br/>for purchase.";
	if (typeof(CountStepper)!="number")
	CountStepper = -1;
	if (typeof(LeadingZero)=="undefined")
	LeadingZero = true;

	CountStepper = Math.ceil(CountStepper);
	if (CountStepper == 0)
	CountActive = false;
	var SetTimeOutPeriod = (Math.abs(CountStepper)-1)*1000 + 990;

	// nhotalling - requires prototype.js library
	// only write cntdwn span if it's missing
	if ($('cntdwn')==null) {
		putspan(BackColor, ForeColor);
	}
	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);
}