function startTime() {
var today = new Date();

//var day = today.getDay();
var weekday = new Array(7);
weekday[0] = "Sun";
weekday[1] = "Mon";
weekday[2] = "Tue";
weekday[3] = "Wed";
weekday[4] = "Thu";
weekday[5] = "Fri";
weekday[6] = "Sat";

//var month = today.getMonth();
var monthname = new Array(12);
monthname[0] = "Jan";
monthname[1] = "Feb";
monthname[2] = "Mar";
monthname[3] = "Apr";
monthname[4] = "May";
monthname[5] = "Jun";
monthname[6] = "Jul";
monthname[7] = "Aug";
monthname[8] = "Sep";
monthname[9] = "Oct";
monthname[10] = "Nov";
monthname[11] = "Dec";

var h=today.getHours();
var m=today.getMinutes();
var s=today.getSeconds();
// add a zero in front of numbers<10
m=checkTime(m);
s = checkTime(s);
document.getElementById('txt').innerHTML =
    weekday[today.getDay()] + " " +
    monthname[today.getMonth()] + " " +
    today.getDate() + " " +
    today.getFullYear() + " " +
    h+":"+m+":"+s;
t=setTimeout('startTime()',500);
}

function checkTime(i)
{
if (i<10)
  {
  i="0" + i;
  }
return i;
}