function countdown(){	
	//Getting dates in Unix Time, and finding the difference between the current time, and expiration date.  Dividing the UTC time by 1000 to get the Unix Time
	var expire = parseInt(Date.parse("April 30, 2012, 18:00:00")/1000); //End Date: Mon 00, 000, HH:MM:SS
	var now = new Date();
	var current = parseInt(now.getTime()/1000);
	var seconds_left = expire - current;

	//Number of years left
	/*var years_left = parseInt(seconds_left/(60*60*24*365))
	seconds_left -= years_left * 60 * 60 * 24 * 365;
	document.getElementById("years").innerHTML = years_left;*/

	//Number of days left
	var days_left = parseInt(seconds_left/(60*60*24));
	seconds_left -= days_left * 60 * 60 * 24;
	document.getElementById("days").innerHTML = days_left;    
	
	//Number of hours left
	var hours_left = parseInt(seconds_left/(60*60));
	seconds_left -= hours_left * 60 * 60;
	var add_zero_hours = hours_left;
	if (hours_left < 10) {hours_left = "0" + add_zero_hours};
	document.getElementById("hours").innerHTML = hours_left;   
	
	//Number of minutes left
	var minutes_left = parseInt(seconds_left/(60));
	seconds_left -= minutes_left * 60;
	var add_zero_minutes = minutes_left;
	if (minutes_left < 10) {minutes_left = "0" + add_zero_minutes};
	document.getElementById("minutes").innerHTML = minutes_left; 
	
	//Number of seconds left
	var add_zero_seconds = seconds_left;
	if (seconds_left < 10) {seconds_left = "0" + add_zero_seconds};
	document.getElementById("seconds").innerHTML = seconds_left; 
	setTimeout("countdown();", 1000);
}