// JavaScript Document
	function CountUp(initDate, id, msg){
		this.beginDate = new Date(initDate);
		this.msg = msg;
		this.numOfDays = [ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 ];
		this.borrowed = 0, this.years = 0, this.months = 0, this.days = 0;
		this.hours = 0, this.minutes = 0, this.seconds = 0;	
		this.updateNumOfDays();
		this.calculate(id);
	}
 
	CountUp.prototype.updateNumOfDays=function(){
		var dateNow = new Date();
		var currYear = dateNow.getFullYear();
		if ( (currYear % 4 == 0 && currYear % 100 != 0 ) || currYear % 400 == 0 ) {
			this.numOfDays[1] = 29;
		}	
		var self = this;
		setTimeout(function(){self.updateNumOfDays();}, (new Date((currYear+1), 1, 1) - dateNow));
	}
 
	CountUp.prototype.datePartDiff=function(then, now, MAX){
		var diff = now - then - this.borrowed;
		this.borrowed = 0;
		if ( diff > -1 ) return diff;
		this.borrowed = 1;
		return (MAX + diff);	
	}
 
	CountUp.prototype.formatTime=function(){
		this.seconds = this.addLeadingZero(this.seconds);
		this.minutes = this.addLeadingZero(this.minutes);
		this.hours = this.addLeadingZero(this.hours);
	}
 
	CountUp.prototype.addLeadingZero=function(value){
		return value < 10 ? ("0" + value) : value;
	}
 
	CountUp.prototype.calculate=function(id){
		var currDate = new Date();
		var prevDate = this.beginDate;
		this.seconds = this.datePartDiff(prevDate.getSeconds(), currDate.getSeconds(), 60);
		this.minutes = this.datePartDiff(prevDate.getMinutes(), currDate.getMinutes(), 60);
		this.hours = this.datePartDiff(prevDate.getHours(), currDate.getHours(), 24);
		this.days = this.datePartDiff(prevDate.getDate(), currDate.getDate(), this.numOfDays[currDate.getMonth()]);
		this.months = this.datePartDiff(prevDate.getMonth(), currDate.getMonth(), 12);
		this.years = this.datePartDiff(prevDate.getFullYear(), currDate.getFullYear(),0);
		this.formatTime();
		var countainer = document.getElementById(id);
		countainer.innerHTML ="<strong>" + this.years + "</strong> <normal>" + (this.years == 1? "year" : "years") + "</normal>" +
			" <strong>" + this.months + "</strong> <normal>" + (this.months == 1? "month" : "months") + "</normal>" +
			" <strong>" + this.days + "</strong> <normal>" + (this.days == 1? "day" : "days") + "</normal>" +
			" <normal> " + this.msg + " </normal>";
		var self = this;
		setTimeout(function(){self.calculate(id);}, 1000);
	}