Not allow user to open website in multiple windows
jQuery plugin to check if current window is duplicate window,
This plugin works across all browsers IE, Firefox, Microsoft Edge & Google chrome
It is checking GUID of the window against value in cookie
Sample usage:
<script type="text/javascript">
$(document).ready(function () {
if (window.IsDuplicate()) {
alert("this is duplicate window\n\n closing...");
window.close();
}
});
</script>