1<script>
2function loadDoc() {
3  var xhttp = new XMLHttpRequest();
4  
5  //looking for a change or state , like a request or get.
6  xhttp.onreadystatechange = function() {
7     
8     //if equal to 4 means that its ready.
9    // if equal to 200 indicates that the request has succeeded.
10    if (this.readyState == 4 && this.status == 200) {
11      document.getElementById("demo").innerHTML = this.responseText;
12    }
13  };
14  
15  //GET method for gettin the data // the file you are requesting
16  xhttp.open("GET", "TheFileYouWant.html", true);
17  
18  //sending the request
19  xhttp.send();
20}