<html>
<head>
<title>Oefening 6.4: Aftellen</title>
<script language="JavaScript">
<!--
var teller = 10;
function TelAf(){
window.status = teller;
teller--;
if (teller < 0) {
clearTimeout();
window.status = 'einde aftellen bereikt: Lift-off!';
alert('Uw tijd is om!');
// standaardwaarden resetten
teller = 10;
window.status='';
}
else{
setTimeout("TelAf()",1000);
}
}
//-->
</script>
</head>
<body>
<div align="center">
<form>
<input type="button" value="Start teller in de
statusbalk" onClick="TelAf();return true;">
</form>
<hr>
</div>
</body>
</html>