/*
	Author:		Robert Hashemian (http://www.hashemian.com/)
	Modified by:	Munsifali Rashid (http://www.munit.co.uk/)
*/


function countdown(obj) {
   this.obj		= obj;
   this.Div		= "clock";
   this.BackColor	= "white";
   this.ForeColor	= "black";
   this.TargetDate	= "12/31/2020 5:00 AM";
   this.DisplayFormat	= "%%D%% Days, %%H%% Hours, %%M%% Minutes, %%S%% Seconds.";
   this.CountActive	= true;

   this.DisplayStr;

   this.Calcage		= cd_Calcage;
   this.CountBack	= cd_CountBack;
   this.Setup		= cd_Setup;
   }

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

function cd_CountBack(secs) {
   if (secs >= 0) {
      this.DisplayStr = this.DisplayFormat.replace(/%%D%%/g, this.Calcage(secs,86400,100000));
      this.DisplayStr = this.DisplayStr.replace(/%%H%%/g, this.Calcage(secs,3600,24));
      this.DisplayStr = this.DisplayStr.replace(/%%M%%/g, this.Calcage(secs,60,60));
      this.DisplayStr = this.DisplayStr.replace(/%%S%%/g, this.Calcage(secs,1,60));
      }
   else {
      this.CountActive = false;
      this.DisplayStr = this.DisplayFormat.replace(/%%D%%/g, "00");
      this.DisplayStr = this.DisplayStr.replace(/%%H%%/g, "00");
      this.DisplayStr = this.DisplayStr.replace(/%%M%%/g, "00");
      this.DisplayStr = this.DisplayStr.replace(/%%S%%/g, "00");
      }
   document.getElementById(this.Div).innerHTML = this.DisplayStr;
   if (this.CountActive) setTimeout(this.obj +".CountBack(" + (secs-1) + ")", 990);
   }

function cd_Setup() {
   var dthen	= new Date(this.TargetDate);
   var dnow	= new Date();
   ddiff	= new Date(dthen-dnow);
   gsecs	= Math.floor(ddiff.valueOf()/1000);
   this.CountBack(gsecs);
   }