Copy Code<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>JavaScript Alert Box by PHP</title>
<script type="text/javascript"> function openulr(newurl) { if (confirm("Are you sure you want to open new URL")) { document.location = newurl; }}</script></head>
<body>
<strong><a href="javascript:openulr('newurl.html');">Open new URL</a></strong>
</body>
</html>