function display_countdown(wedding_date){
	var days = get_countdown(wedding_date);
	if(days != 0)
		document.getElementById('c-countdown-days').appendChild(document.createTextNode(Math.abs(days)));
	
	document.getElementById('c-countdown-text').appendChild(document.createTextNode(get_countdown_string(days)));
	document.getElementById('c-countdown').style.display = 'block';
}

function get_countdown(wedding_date) {
	var then = new Date(wedding_date);
	var now = new Date;	
	var diff = then.valueOf() - now.valueOf();
	return Math.ceil(diff / 1000 / 60 / 60 / 24);
}
	
function get_countdown_string(days) {	
	if (days == 0) return 'Today is our wedding!';
	else if (days == -1) return ' day since our wedding!';
	else if (days < 0) return ' days since our wedding!';	
	else if (days == 1) return ' day until our wedding!';
	else return ' days until our wedding!';
}