function startTime()
{
var today=new Date();
var h=today.getHours();
var m=today.getMinutes();
// add a zero in front of numbers<10
m=checkTime(m);
document.getElementById('now').innerHTML="Now "+h+":"+m;
t=setTimeout('startTime()',500);
}

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