日期:2014-05-16 浏览次数:20502 次
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Ajax Demonstration</title>
<style>
.displaybox {
width:150px;
background-color:#FFFFFF;
border:2px solid #000000;
padding:10px;
font:24px "微软雅黑";
margin:auto;
}
</style>
<script type="text/javascript">
function getXMLHTTPRequest() {
try {
req = new XMLHttpRequest();
}
catch(err1) {
try {
req = new ActiveXObject("Msxml2.XMLHTTP");
}
catch(err2) {
try {
req = new ActiveXObject("Microsoft.XMLHTTP");
}
catch(err3) {
req = false;
}
}
}
return req;
}
var http = getXMLHTTPRequest();
function getServerTime() {
var myurl = "telltimeXML.php";
myRand = parseInt(Math.random() * 999999999999999);
var modurl = myurl + "?rand=" + myRand;
http.open("GET", modurl, true);
http.onreadystatechange = useHttpResponse;
http.send(null);
}
function useHttpResponse() {
if (http.readyState == 4) {
if (http.status == 200) {
var timeValue = http.responseXML.getElementsByTagName('timenow')[0];
document.getElementById('showtime').innerHTML = timeValue.childNodes[0].nodeValue;
}
else {
document.getElementById('showtime').innerHTML = '<img src="anim.gif">';
}
}
}
</script>
</head>
<body style="background-color:#CCCCCC; text-align:center">
<h1>Ajax Demostration</h1>
<h2>Getting the server time without page refresh</h2>
<form>
<input type="button" value="Get Server Time" />
</form>
<div id="showtime" class="displaybox"></div>
</body>
</html>
<?php
date_default_timezone_set('PRC');
echo '<?xml version="1.0" encoding="utf-8" ?><clock1><timenow>'.date("H:i:s").'</timenow></clock1>';
?>