1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
|
/* Support JavaScript code for the Subrequest1 example */
var subrequest;
var base_url;
function compute_response() {
var login_form = document.forms[0];
var url;
url = base_url + "?number1=" + login_form.number1.value + "&number2=" + login_form.number2.value;
if (window.XMLHttpRequest) {
subrequest = new XMLHttpRequest();
subrequest.onreadystatechange = process_response;
subrequest.open("GET", url, true);
subrequest.send(null);
} else if (window.ActiveXObject) {
subrequest = new ActiveXObject("Microsoft.XMLHTTP");
if (req) {
subrequest.onreadystatechange = process_response;
subrequest.open("GET", url, true);
subrequest.send();
}
}
}
function process_response() {
var login_form = document.forms[0];
if (subrequest.readyState == 4) {
if (subrequest.status == 200) {
login_form.sum.value = subrequest.responseText;
} else {
alert("There was a problem retrieving the XML data:\n" + subrequest.statusText);
}
}
}
|
