var scroller;
var ampm;
var actualtitle=document.title+" "
function addZero(){
if (min <= "9"){
  min = "0"+min }
if (sec<= "9"){
  sec = "0"+sec }
if (hr <=9){
  hr = "0"+hr }
}

function time(){
  dt=new Date()
  sec=dt.getSeconds()
  hr=dt.getHours()
  min=dt.getMinutes()
}

function scroll() {
  time()
  addZero()
  var scroller=" - "+hr+":"+min+":"+sec+" "
  var timeout=setTimeout("scroll()", 1000)
  document.title=actualtitle+scroller
}

if (document.all||document.getElementById)
scroll()