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var check = false;
function getXhr()
{
var xhr = null;
if(window.XMLHttpRequest)
xhr = new XMLHttpRequest();
else if(window.ActiveXObject)
{
try {
xhr = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
xhr = new ActiveXObject("Microsoft.XMLHTTP");
}
}
else
{
alert("Votre navigateur ne supporte pas les objets XMLHTTPRequest...");
xhr = false;
}
return xhr;
}
var xhrRefresh = getXhr();
var xhrPost = getXhr();
function chatTimer()
{
refresh_chat();
setTimeout("chatTimer();",2000);
}
function send_message()
{
xhrPost.onreadystatechange = function(){
// On ne fait quelque chose que si on a tout reçu et que le serveur est ok
if(xhrPost.readyState == 4 && xhrPost.status == 200){
refresh_chat();
}
}
xhrPost.open("POST","postmsg.php",true);
xhrPost.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
nick = document.getElementsByName('nick').item(0).value;
mess = document.getElementsByName('mess').item(0).value;
xhrPost.send("nick="+nick+"&mess="+mess);
}
function refresh_chat()
{
xhrRefresh.onreadystatechange = function(){
if(xhrRefresh.readyState == 4 && xhrRefresh.status == 200){
document.getElementById('chat_content').innerHTML = xhrRefresh.responseText;
}
}
xhrRefresh.open("GET","readmsg.php",true);
xhrRefresh.send(null);
}
if(!check)
{
check = true;
chatTimer();
} |
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