?? sample2_1.jsp
字號:
<%@ page contentType="text/html; charset=gb2312" language="java" errorPage="" %>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>無標題文檔</title>
<script language="javascript">
var http_request = false;
var currentPos = null;
function send_request(url) {//初始化、指定處理函數(shù)、發(fā)送請求的函數(shù)
http_request = false;
//開始初始化XMLHttpRequest對象
if(window.XMLHttpRequest) { //Mozilla 瀏覽器
http_request = new XMLHttpRequest();
if (http_request.overrideMimeType) {//設置MiME類別
http_request.overrideMimeType('text/xml');
}
}
else if (window.ActiveXObject) { // IE瀏覽器
try {
http_request = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
try {
http_request = new ActiveXObject("Microsoft.XMLHTTP");
} catch (e) {}
}
}
if (!http_request) { // 異常，創(chuàng)建對象實例失敗
window.alert("不能創(chuàng)建XMLHttpRequest對象實例.");
return false;
}
http_request.onreadystatechange = processRequest;
// 確定發(fā)送請求的方式和URL以及是否同步執(zhí)行下段代碼
http_request.open("GET", url, true);
http_request.send(null);
}
// 處理返回信息的函數(shù)
function processRequest() {
if (http_request.readyState == 4) { // 判斷對象狀態(tài)
if (http_request.status == 200) { // 信息已經成功返回，開始處理信息
//alert(http_request.responseText);
document.getElementById(currentPos).innerHTML = http_request.responseText;
} else { //頁面不正常
alert("您所請求的頁面有異常。");
}
}
}
//顯示部門下的崗位
function showRoles(obj) {
document.getElementById(obj).parentNode.style.display = "";
document.getElementById(obj).innerHTML = "正在讀取數(shù)據(jù)..."
currentPos = obj;
send_request("sample2_2.jsp?playPos="+obj);
}
</script>
<link href="css/style.css" rel="stylesheet" type="text/css">
</head>
<body>
<table width="200" border="0" cellspacing="0" cellpadding="0">
<tr>
<td height="20"><a href="javascript:void(0)" onClick="showRoles('pos_1')">經理室</a></td>
</tr>
<tr style="display:none">
<td height="20" id="pos_1"> </td>
</tr>
<tr>
<td height="20"><a href="javascript:void(0)" onClick="showRoles('pos_2')">開發(fā)部</a></td>
</tr>
<tr style="display:none ">
<td id="pos_2" height="20"> </td>
</tr>
</table>
<!--a href="javascript:void(0)" onClick="showRoles('pos_1')">測試</a-->
<!--span style="cursor: pointer; text-decoration: underline" onclick="send_request('2.jsp?username=educhina')">Send a request</span-->
</body>
</html>
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