Часы в текстовом поле. Вариант 2.
<BODY onload="showTime()"> 
<script language="JavaScript"> 
<!-- 
function showTime() { 
var timeNow = new Date(); 
var hours = timeNow.getHours(); 
var minutes = timeNow.getMinutes(); 
var seconds = timeNow.getSeconds(); 
var timeString = "" + ((hours > 12)  hours - 12 : hours); 
timeString += ((minutes < 10)  ":0" : ":") + minutes; 
timeString += ((seconds < 10)  ":0" : ":") + seconds; 
timeString += (hours >= 12)  " p.m." : " a.m."; 
document.htmlClock.timeField.value = timeString; 
timerID = setTimeout("showTime()", 1000); 
} 
//--> 

<FORM name="htmlClock">
<INPUT type="text" name="timeField" size=11></FORM>