var request = null;
function createRequest() {
 try {
  request = new XMLHttpRequest();
 } catch (trymicrosoft) {
  try {
   request = new ActiveXObject("Msxml2.XMLHTTP");
  } catch (othermicrosoft) {
   try {
    request = new ActiveXObject("Microsoft.XMLHTTP");
   } catch (failed) {
     request = null;
}
}
}
if (request == null)
 alert("Error creating request object");
}



function getRandomAvatar() {
createRequest();
var url = "getRandomAvatar.php";
request.open ("GET", url, true);
request.onreadystatechange = updateRandomAvatar;
request.send(null);
}
 
function updateRandomAvatar() {
if (request.readyState == 4) {
var textRandomAvatar = request.responseText;
randomAvatar.innerHTML = textRandomAvatar;
}
}




function getUserInfo(x,y) {
createRequest();
var url = "getUserInfo.php?id=" + escape(x) + "&user=" + escape(y);
request.open ("GET", url, true);
request.onreadystatechange = updateUserInfo;
request.send(null);
document.getElementById('userInfo').style.display='';
}
 
function updateUserInfo() {
if (request.readyState == 4) {
var textuserInfo = request.responseText;
userInfo.innerHTML = textuserInfo;
}
}


function getPageText(x) {
createRequest();
var url = "getPageText.php?id=" + escape(x);
request.open ("GET", url, true);
request.onreadystatechange = updateUserInfo;
request.send(null);
document.getElementById('userInfo').style.display='';
}