function start_time_display() {
	get_time();
	setInterval("get_time()", 1000*45);
}

function get_time() {
	if (window.XMLHttpRequest) {
		var tajax = new XMLHttpRequest();
	} else if (window.ActiveXObject) {
		var tajax = new ActiveXObject("Microsoft.XMLHTTP");
	}
	tajax.onreadystatechange = function() {
		if (tajax.readyState==4) {
			if (tajax.status == 200) {
				document.getElementById("time").innerHTML = tajax.responseText;
			} else {
			}
		} 
	};
	var date = new Date();
	tajax.open("GET", "http://www.galwayairport.com/ajax.get.time.php?ts="+date.getTime(), true);
	tajax.send(null);
}