<html>
<head>
<script>
function cli()
{
alert("document.location.href='http://www.elinks.cz';");
}
function loader()
{
document.getElementById('c').addEventListener('click', function() { alert('aaaa'); });
document.getElementById('c').addEventListener('click', cli);
}
</script>
</head>
<body onload="loader()">
<center>
<button id="c" value="ELinks homepage">AAA</button>
</center>
</body>
</html>