function tick() {
				var hours, minutes, seconds, xfile;
				var intHours, intMinutes, intSeconds;
				var today , date;
				today = new Date();
				intHours = today.getHours();
				intMinutes = today.getMinutes();
				intSeconds = today.getSeconds();
				hours = intHours+":";
				if (intMinutes < 10) {
					minutes = "0"+intMinutes+":";
				} else {
					minutes = intMinutes+":";
				}
				if (intSeconds < 10) {
					seconds = "0"+intSeconds+" ";
				} else {
					seconds = intSeconds+" ";
				}
				date = today.getYear()+"-"+(today.getMonth()+1)+"-"+today.getDate()+"   ";
				timeString = date+hours+minutes+seconds;
				document.getElementById('clock').innerHTML = timeString;
				window.setTimeout("tick();", 100);
			}
			window.onload = tick;