/*
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>
*/

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

var gsecs;
var secs = -1;
var CountStepper;
var SetTimeOutPeriod;
CountActive = true;

function CountBack(secs) {
    DisplayStr = DisplayFormat.replace(/%%D%%/g, calcage(secs,86400,100000));
    DisplayStr = DisplayStr.replace(/%%H%%/g, calcage(secs,3600,24*5));
    DisplayStr = DisplayStr.replace(/%%M%%/g, calcage(secs,60,60));
    DisplayStr = DisplayStr.replace(/%%S%%/g, calcage(secs,1,60));

    for(i=1;i<=Counters;i++){
        
        document.getElementById("shipCount"+i).innerHTML = DisplayStr;
    }

    if (CountActive)
        setTimeout("CountBack(" + (secs+CountStepper) + ")", SetTimeOutPeriod);
}

function setupCounters()
{
    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;
    SetTimeOutPeriod = (Math.abs(CountStepper)-1)*1000 + 990;   
    //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);
//    var gsecs = Math.floor(ddiff.valueOf()/1000);   
    var gsecs = SecondsRemaining;
    CountBack(gsecs);
}