<script type="text/javascript">
$(document).ready(function() {
//E-mail Ajax Send
$("#form2").submit(function() { //Change
var th = $(this);
$.ajax({
type: "POST",
url: "request.php", //Change
data: th.serialize()
}).done(function(result) {
window.location = "http://.../thank-you";
});
});
</script>