<script language="JavaScript">
<!--
startday = new Date();
clockStart = startday.getTime();
function initStopwatch()
{   
var myTime = new Date();
var timeNow = myTime.getTime();
var timeDiff = timeNow — clockStart;
this.diffSecs = timeDiff/1000;
return(this.diffSecs);
}
function getSecs()
{
var mySecs = initStopwatch();
var mySecs1 = ""+mySecs;
mySecs1= mySecs1.substring(0,mySecs1.indexOf(".")) +" сек.";
document.forms[0].timespent.value = mySecs1
window.setTimeout('getSecs()',1000);
}
//-->
</script>