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| /////////////////////////////////////////
function getXMLHttpRequest() {
var xhr = null;
if (window.XMLHttpRequest || window.ActiveXObject) {
if (window.ActiveXObject) {
try {
xhr = new ActiveXObject("Msxml2.XMLHTTP");
} catch(e) {
xhr = new ActiveXObject("Microsoft.XMLHTTP");
}
} else {
xhr = new XMLHttpRequest();
}
} else {
alert("Votre navigateur ne supporte pas l'objet XMLHTTPRequest...");
return null;
}
return xhr;
}
/////////////////////////////////////////
function go(param1,param2,etc....) {
function request(url,callback,rqt) {
if (xhr && xhr.readyState != 0) {
alert("Attendez l'exécution de la requête...");
return;
}
function detruire_xhr(){
if(typeof(xhr)!='undefined')
{
xhr.abort();
delete xhr;
}
}
var xhr = getXMLHttpRequest();
var retardateur;
var verif;
xhr.onreadystatechange = function() {
if (xhr.readyState == 4 && (xhr.status == 200 || xhr.status == 0)) {
callback(xhr.responseText);
detruire_xhr();
verif=true;
clearTimeout(retardateur);
} else if (xhr.readyState < 4){
verif=false;
if(rqt=="rqt1"){
document.getElementById("sourceDiv1").innerHTML="<span id='loading_changeSize'></span>";
}
retardateur=setTimeout(function() {
if(!verif){
xhr.abort();
location.reload();
}
}, 10000); // 10 second
}
};
xhr.open("POST", url, true);
xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
if(rqt=="rqt1"){
xhr.send("id="+id+"¶m="+param+"&etc="+etc);
}
if(rqt=="rqt2"){
xhr.send("id="+id+"¶m="+param+"&etc="+etc);
}
}
function callback1(data) {
if(data!='') {
var obj=document.getElementById('sourceDiv1');
obj.innerHTML=data;
}
request("ajax2.php",callback2,"rqt2");
}
function callback2(data) {
if(data!='') {
var obj=document.getElementById('sourceDiv2');
obj.innerHTML=data;
}
request("ajax3.php",callback3,"rqt3");
}
etc...
request("ajax1.php",callback1,"rqt1");
} |
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