JavaScript Code:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>AJAX Remote Test</title>
<meta name="description" content="" />
<meta name="author" content="小J" />
<script src="./lib/jquery-1.7.2.min.js"></script>
<script>
jQuery.support.cors = true;
$(document).ready(function(){
$("#callBtn").click(function (event) {
helloWorld();
});
$('#showDataBtn').click(function (event){
alert(getData());
});
});