var monthNames = ["January",
                  "February",
									"March",
									"April",
									"May",
									"June",
									"July",
									"August",
									"September",
									"October",
									"November",
									"December"];

function updateDateTime() {
	var item = document.getElementById("dateTime");
	var time = new Date();
	var dateString = monthNames[time.getMonth()] + " " + time.getDate() + " " + time.getFullYear();
	dateString += " " + time.getHours() + ":" + (time.getMinutes()<10?"0"+time.getMinutes():time.getMinutes());
	item.innerHTML = dateString;
	setTimeout(updateDateTime, 30 * 1000);
}