var xhttp = new XMLHttpRequest();
xhttp.onreadystatechange = function() {
if (this.readyState == 4 && this.status == 200) {
document.getElementById("demo").innerHTML =
this.responseText;
document.getElementById("first-header").innerHTML = "404 - File Not Found";
document.getElementById("second-sub-header").innerHTML = "The Page/Resource you are looking for could not be found or is unavailable. Ensure you are using the correct URL/Domain name or contact the Site Owner";
var get=document.getElementsByTagName("A");
for(i=0; i