function tick()
{
  var hours, minutes, seconds, ap;
  var intHours, intMinutes, intSeconds;
  var today;

  today = new Date();

  intHours = today.getHours();
  intMinutes = today.getMinutes();
  intSeconds = today.getSeconds();

  if (intHours == 0)
{
     hours = "12:";
     ap = "Midnight";
} 
else if (intHours < 12) 
{ 
     hours = intHours+":";
     ap = "AM";
}
else if (intHours == 12)
{
     hours = "12:";
     ap = "Noon";
}
else
{
     intHours = intHours - 12
     hours = intHours + ":";
     ap = "PM";
}
  if (intMinutes < 10)
{
   minutes = "0"+intMinutes+":";
}
   else
{
   minutes = intMinutes+" ";
}
  if (intSeconds < 10)
{
  seconds = "0"+intSeconds+" ";
}
else
{
  seconds = intSeconds+" ";
} 
  timeString = hours+minutes+ap;

  Clock.innerHTML = timeString;

  window.setTimeout("tick();", 100);
}
window.onLoad = tick()