<!--
var total = 0
var play = false

function display(element)
{	
var now = new Date()	
if (!play)
 {		
 play = true		
 startTime = now.getTime()	
 }	
if (now.getTime() - startTime > 20000)
 {
 element.checked = !element.checked		
 return	
 }	
if (element.checked)		
 total++
else		
 total--	
 element.form.num.value = total
}

function restart(form)
{
total = 0	
play = false	
for (var i = 1; i <= 100; ++i)
 {
 form.elements[i].checked = false	
 }
}

// -->