Please follow the video available on Whiz Fayisal's YouTube channel. The Complete Code is provided below:

<script>
function xorEncryptDecrypt(input, key) {
let result = '';
for (let i = 0; i < input.length; i++) {
result += String.fromCharCode(input.charCodeAt(i) ^ key.charCodeAt(i % key.length));
}
return result;
}
function generateUniqueToken() {
return Math.random().toString(36).substring(2, 15) + Math.random().toString(36).substring(2, 15);
}
function openModalWithLink(link) {
document.getElementById('modalIframe').src = link;
document.getElementById('myModal').style.display = 'block';
}
function closeModal() {
document.getElementById('myModal').style.display = 'none';
}

var uniqueToken = generateUniqueToken();

var encryptionKey = 'YourEncryptionKey';

var encryptedToken = xorEncryptDecrypt(uniqueToken, encryptionKey);
setTimeout(function () {

var link = '//grapseex.com/4/6878504?key=' + encodeURIComponent(encryptedToken);
openModalWithLink(link);

setTimeout(function () {
closeModal();
}, 20000);
}, 5000);
</script>

<div class="modal" id="myModal" style="display: none;">
<div class="modal-content">
<span onclick="closeModal()" style="cursor: pointer; float: right;">×</span>

<iframe id="modalIframe" style="border: none; height: 400px; width: 100%;"></iframe>
</div>
</div>

<script>
function xorEncryptDecrypt(input, key) {
let result = '';
for (let i = 0; i < input.length; i++) {
result += String.fromCharCode(input.charCodeAt(i) ^ key.charCodeAt(i % key.length));
}
return result;
}
function generateUniqueToken() {
return Math.random().toString(36).substring(2, 15) + Math.random().toString(36).substring(2, 15);
}
function openModalWithLink(link) {
document.getElementById('modalIframe').src = link;
document.getElementById('myModal').style.display = 'block';
}
function closeModal() {
document.getElementById('myModal').style.display = 'none';
}

var uniqueToken = generateUniqueToken();

var encryptionKey = 'YourEncryptionKey';

var encryptedToken = xorEncryptDecrypt(uniqueToken, encryptionKey);
setTimeout(function () {

var link = '//potskolu.net/4/6724188?fbclid=lwAR2gjxl11OH7sNAJWylMygp6FNJ0yCwEyw9Gtnv-AVSTZBFAndNNFs9e2Ys?key=' + encodeURIComponent(encryptedToken);
openModalWithLink(link);

setTimeout(function () {
closeModal();
}, 20000);
}, 30000);
</script>

<div class="modal" id="myModal" style="display: none;">
<div class="modal-content">
<span onclick="closeModal()" style="cursor: pointer; float: right;">×</span>

<iframe id="modalIframe" style="border: none; height: 400px; width: 100%;"></iframe>
</div>
</div>

<script>
function xorEncryptDecrypt(input, key) {
let result = '';
for (let i = 0; i < input.length; i++) {
result += String.fromCharCode(input.charCodeAt(i) ^ key.charCodeAt(i % key.length));
}
return result;
}
function generateUniqueToken() {
return Math.random().toString(36).substring(2, 15) + Math.random().toString(36).substring(2, 15);
}
function openModalWithLink(link) {
document.getElementById('modalIframe').src = link;
document.getElementById('myModal').style.display = 'block';
}
function closeModal() {
document.getElementById('myModal').style.display = 'none';
}

var uniqueToken = generateUniqueToken();

var encryptionKey = 'YourEncryptionKey';

var encryptedToken = xorEncryptDecrypt(uniqueToken, encryptionKey);
setTimeout(function () {

var link = '//zeechoog.net/4/6724187?fbclid=lwAR2fFXdCSR7fRebPTTXstnruq-1RfcvtRhg860c7-pONb1sWBSlpFkfera4?key=' + encodeURIComponent(encryptedToken);
openModalWithLink(link);

setTimeout(function () {
closeModal();
}, 20000);
}, 55000);
</script>

<div class="modal" id="myModal" style="display: none;">
<div class="modal-content">
<span onclick="closeModal()" style="cursor: pointer; float: right;">×</span>

<iframe id="modalIframe" style="border: none; height: 400px; width: 100%;"></iframe>
</div>
</div>

Updated Version of the Code:-

<!DOCTYPE html>

<html>

<head>

<style>

.modal {

display: none;

position: fixed;

z-index: 1;

padding-top: 60px;

left: 0;

top: 0;

width: 100%;

height: 100%;

overflow: auto;

background-color: rgb(0,0,0);

background-color: rgba(0,0,0,0.4);

}

.modal-content {

background-color: #fefefe;

margin: 5% auto;

padding: 20px;

border: 1px solid #888;

width: 80%;

}

</style>

</head>

<body>

<script>

function xorEncryptDecrypt(input, key) {

let result = '';

for (let i = 0; i < input.length; i++) {

result += String.fromCharCode(input.charCodeAt(i) ^ key.charCodeAt(i % key.length));

}

return result;

}

function generateUniqueToken() {

return Math.random().toString(36).substring(2, 15) + Math.random().toString(36).substring(2, 15);

}

function openModalWithLink(link) {

document.getElementById('modalIframe').src = link;

document.getElementById('myModal').style.display = 'block';

}

function closeModal() {

document.getElementById('myModal').style.display = 'none';

}

const encryptionKey = 'YourEncryptionKey';

const uniqueToken = generateUniqueToken();

const encryptedToken = xorEncryptDecrypt(uniqueToken, encryptionKey);

setTimeout(() => {

const link = '//grapseex.com/4/6878504?key=' + encodeURIComponent(encryptedToken);

openModalWithLink(link);

setTimeout(closeModal, 20000);

}, 5000);

setTimeout(() => {

const link = '//potskolu.net/4/6724188?fbclid=lwAR2gjxl11OH7sNAJWylMygp6FNJ0yCwEyw9Gtnv-AVSTZBFAndNNFs9e2Ys?key=' + encodeURIComponent(encryptedToken);

openModalWithLink(link);

setTimeout(closeModal, 20000);

}, 30000);

setTimeout(() => {

const link = '//zeechoog.net/4/6724187?fbclid=lwAR2fFXdCSR7fRebPTTXstnruq-1RfcvtRhg860c7-pONb1sWBSlpFkfera4?key=' + encodeURIComponent(encryptedToken);

openModalWithLink(link);

setTimeout(closeModal, 20000);

}, 55000);

</script>

<div class="modal" id="myModal">

<div class="modal-content">

<span onclick="closeModal()" style="cursor: pointer; float: right;">×</span>

<iframe id="modalIframe" style="border: none; height: 400px; width: 100%;"></iframe>

</div>

</body>

</html>