Bu form:
<form action="http://www.google.com/" method="post" onsubmit="yenipenceredegonder(this)">....
Bu javascript
:
<script>
function yenipenceredegonder(form) {
window.open('', 'yenipencere', 'width=600,height=600,resizeable,scrollbars');
form.target = 'yenipencere';
}
</script>