hora de pagina con minutos y dia

<script type="text/javascript">
tday  =new Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday");
tmonth=new Array("January","February","March","April","May","June","July","August","September","October","November","December");

function GetClock(){
d = new Date();
nday   = d.getDay();
nmonth = d.getMonth();
ndate  = d.getDate();
nyear = d.getYear();
nhour  = d.getHours();
nmin   = d.getMinutes();
nsec   = d.getSeconds();

if(nyear<1000) nyear=nyear+1900;

     if(nhour ==  0) {ap = " AM";nhour = 12;} 
else if(nhour <= 11) {ap = " AM";} 
else if(nhour == 12) {ap = " PM";} 
else if(nhour >= 13) {ap = " PM";nhour -= 12;}

if(nmin <= 9) {nmin = "0" +nmin;}
if(nsec <= 9) {nsec = "0" +nsec;}


document.getElementById('clockbox').innerHTML=""+tday[nday]+", "+tmonth[nmonth]+" "+ndate+", "+nyear+" "+nhour+":"+nmin+":"+nsec+ap+"";
setTimeout("GetClock()", 1000);
}
window.onload=GetClock;
</script>
<div id="clockbox"></div>