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 = "24:";
     ap = "AM";
  } 
else if (intHours < 24)
 { 
     hours = intHours+":";
     ap = "AM";
  } 
else if (intHours == 24) 
{
     hours = "24:";
     ap = "PM";
  } 
else 
{
     intHours = intHours - 24
     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+seconds+ap;
  Clock.innerHTML = timeString;
  window.setTimeout("tick();", 100);
}
window.onload = tick;