<script>
function test() {
location.href='url';
parent.window.close();
}
</script>
<p><input type=button value=123 onclick='test();'> </p>
function test() {
location.href='url';
parent.window.close();
}
</script>
<p><input type=button value=123 onclick='test();'> </p>
newWin.opener = null;
window.top.close();