Simple Input Clock
<body bgcolor="ffffff" onLoad="timeClock()">
<script>
function timeClock(){
setTimeout("timeClock()",1000);
today = new Date();
year = today.getYear() + 1900
var hrs = today.getHours()
hrs=""+((hrs>12)?hrs-12:hrs);
var mins = today.getMinutes()
mins=((mins<10)?"0":"")+mins;
var secs = today.getSeconds()
secs=((secs<10)?"0":"")+secs;
document.form.timesec.value=" " +hrs+" : "+mins+" : "+secs+""
}
</script>
<form name="form"><input type="text" size="9" name="timesec"></form>