/*
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://gbcode.hktdc.com/gb/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;
  }
  imgday = calcage(secs,86400,100000)
//document.write( imgday )

  imgday = imgday.replace(0,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/zero.jpg'  alt=Zero /></td>")
  imgday = imgday.replace(1,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/one.jpg' alt=One /></td>")
  imgday = imgday.replace(2,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/two.jpg' alt=Two /></td>")
  imgday = imgday.replace(3,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/three.jpg' alt=Three /></td>")
  imgday = imgday.replace(4,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/four.jpg' alt=Four /></td>")
  imgday = imgday.replace(5,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/five.jpg' alt=Five /></td>")
  imgday = imgday.replace(6,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/six.jpg' alt=Six /></td>")
  imgday = imgday.replace(7,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/seven.jpg' alt=Seven /></td>")
  imgday = imgday.replace(8,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/eight.jpg' alt=Eight /></td>")
  imgday = imgday.replace(9,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/nine.jpg' alt=Nine /></td>")
  imgday = imgday.replace(0,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/zero.jpg' alt=Zero /></td>")
  imgday = imgday.replace(1,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/one.jpg' alt=One /></td>")
  imgday = imgday.replace(2,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/two.jpg' alt=Two /></td>")
  imgday = imgday.replace(3,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/three.jpg' alt=Three /></td>")
  imgday = imgday.replace(4,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/four.jpg' alt=Four /></td>")
  imgday = imgday.replace(5,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/five.jpg' alt=Five /></td>")
  imgday = imgday.replace(6,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/six.jpg' alt=Six /></td>")
  imgday = imgday.replace(7,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/seven.jpg' alt=Seven /></td>")
  imgday = imgday.replace(8,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/eight.jpg' alt=Eight /></td>")
  imgday = imgday.replace(9,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/nine.jpg'  alt=Nine /></td>")
   imgday = imgday.replace(0,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/zero.jpg' alt=Zero /></td>")
    imgday = imgday.replace(1,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/one.jpg' alt=One /></td>")
  imgday = imgday.replace(2,"<td><img src='http://tpwebapp.hktdc.com/fair/common/img/clock/one.jpg' alt=One /></td>")
   imgday = "<table  border=0 cellspacing=1 cellpadding=0 ><tr>" + imgday + "</tr></table>" 
   
  
  
  DisplayStr = DisplayFormat.replace(/%%D%%/g, imgday);
  //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>");
}
if (typeof(NowDate)=="undefined")
  NowDate = new Date();
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 = "%%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;
var SetTimeOutPeriod = (Math.abs(CountStepper)-1)*1000 + 990;
putspan(BackColor, ForeColor);
var dthen = new Date(TargetDate);
var dnow = new Date(NowDate);
if(CountStepper>0)
  ddiff = new Date(dnow-dthen);
else
  ddiff = new Date(dthen-dnow);
gsecs = Math.floor(ddiff.valueOf()/1000);
CountBack(gsecs);