var xmlHttp=false;
try {
xmlHttp = new ActiveXObject("Msxml2.xmlHttp");
} catch (e) {
try {
xmlHttp = new ActiveXObject("Microsoft.xmlHttp");
} catch (E) {
xmlHttp = false;
}
}
if (!xmlHttp && typeof XMLHttpRequest!='undefined') {
try {
xmlHttp = new XMLHttpRequest();
} catch (e) {
xmlHttp=false;
}
}
if (!xmlHttp && window.createRequest) {
try {
xmlHttp = window.createRequest();
} catch (e) {
xmlHttp=false;
}
}
function callServer(){
var url = "XMLHttpRequest" + "?second=" + new Date().getTime();
xmlHttp.open("GET", url, true);
xmlHttp.onreadystatechange = updatePage;{
if (xmlHttp.readyState==4) {
alert(xmlHttp.responseText)
}
}
xmlHttp.send(null)
}
function updatePage(){
if(xmlHttp.readyState == 4){
var response = xmlHttp.responseText;
document.getElementById("adsense").innerHTML = response;
setTimeout('callServer()',2500);
}
}
callServer('url');