window.onload = function(){ 
showtime();
setInterval("showtime()",1000);
} 

function showtime(){
	var dayarray = new Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday");
	var montharray = new Array("January","February","March","April","May","June","July","August","September","October","November","December");
	var date = new Date();
	var year = date.getYear();
	var day = date.getDay();
	var month = date.getMonth();
	var daym = date.getDate();
	var hours = date.getHours();
	var minutes = date.getMinutes();
	var seconds = date.getSeconds();
	var dn = "AM";
	var dayth ="th";

	if(year < 1000) year += 1900;
	if(daym < 10) daym = daym;
	if(hours >=12) dn = "PM";
	if(hours>12) hours = hours-12;
	if(hours == 0) hours = 12;
	if(minutes <= 9) minutes = "0"+minutes;
	if(seconds <= 9) seconds = "0"+seconds;
	
	if(daym == 1 || daym == 21 || daym == 31) dayth = "st";
	if(daym == 2 || daym ==22) dayth = "nd";
	if(daym == 3 || daym  == 23) dayth = "rd";

	document.getElementById('clock').innerHTML=dayarray[day]+", "+montharray[month]+" "+daym+dayth+", "+year+" &nbsp;&nbsp; "+hours+":"+minutes+":"+seconds+" "+dn;
}