The short answer is: just add a target="_blank" attribute to your links (anchor tags).
<a href="https://www.thesitewizard.com/" target="_blank">thesitewizard.com</a><a href="https://www.codegrepper.com/" target="_blank">Grep!</a> <!DOCTYPE html>
<html>
<body>
<button onclick="myFunction()">Try it</button>
<script>
function myFunction() {
// JS function to open a new window(not "New Tab"), e.g: here, we are
// opening the new window in youtube.com
var myWindow = window.open("https://www.youtube.com", "", width = "100vw", height = "100vh");
}
</script>
</body>
</html><!DOCTYPE html>
<html>
<body>
<p>Click the button to open a new window called "MsgWindow" with some text.</p>
<button onclick="myFunction()">Try it</button>
<script>
function myFunction() {
// JS function to open a new window(not "New Tab"), e.g: here, we are
// opening the new window in youtube.com
var myWindow = window.open("https://www.youtube.com", "", width = "100vw", height = "100vh");
}
</script>
</body>
</html>