timer resetlemek clearTimeout()
 

<script type="text/javascript">
function remind(msg1) {
var msg = "This is a reminder after " + msg1 +" Secs";
alert(msg);
}
</script>

<input type=radio name=rm value=no checked>No reminder
<input type=radio name=rm value=5000 OnClick="mytime=setTimeout('remind(2)',2000)">Afte r 2 Secs
<input type=radio name=rm value=5000 OnClick="mytime=setTimeout('remind(5)',5000)">Afte r 5 Secs
<input type=radio name=rm value=5000 OnClick="mytime=setTimeout('remind(10)',10000)">Af ter 10 Secs
<input type=button value='Reset Timer' OnClick="clearTimeout(mytime)">