// Check if IE4 or greater.
 var MS=navigator.appVersion.indexOf("MSIE")
 window.isIE4 = (MS>0) && (parseInt(navigator.appVersion) >= 4)

 function lead0(val) {
  // add leading 0s when necessary
  return val<10 ? "0"+val.toString() : val
 }

 function buildTime() {
  var time = new Date()
  var ampm = "AM"
  var h=time.getHours()
  // fix military time and determine ampm
  if (h > 12) {h = h - 12; ampm = " PM";}  
   return h+":"+lead0(time.getMinutes())+":"+ lead0(time.getSeconds()) + ampm
 }

 function tick() {
  // Replace the plain-text contents of the clock element
  document.all.clock.innerText = buildTime()
 }    

 // Start clock when page is loaded.
 window.onload = new Function("if (window.isIE4) setInterval('tick()',1000)")