for (i = 0; i < length; i++) {
    (function(i) {
    // new XMLHttpRequest
    xhr[i] = new XMLHttpRequest();
    // gets machine url from href tag
    url = rows[i].getElementsByTagName("td")[0].getElementsByTagName('a')[0].getAttribute('href');
    //Insert the desired values at the end of each row; will try to make this customizable later as well


insertVNC[i] = rows[i].insertCell(-1);
insertSerial[i] = rows[i].insertCell(-1);
insertVersion[i] = rows[i].insertCell(-1);
insertFreeDiskSpace[i] = rows[i].insertCell(-1);

// the fun part: this function takes each url, loads it in the background, retrieves the values needed, and then discards the page once the function is complete; In theory you could add whatever you want without taking significantly longer as long as it's on this page
console.log(i);

xhr[i].onreadystatechange = function() {
    if (xhr[i].readyState == 4 && xhr[i].status == 200) {



            }

        };

//"Get" the "Url"... true means asyncrhonous
  console.log(url);
  xhr[i].open("GET",url,true);
  xhr[i].send(null);

    }) (i); //end for loop

}