For exemple, in the parent page
<script src="js/test.js"></script>
and then we use window.open to open page 2, so in page 2, how do we use window.opener for calling functions in the test.js?
For exemple, in the parent page
<script src="js/test.js"></script>
and then we use window.open to open page 2, so in page 2, how do we use window.opener for calling functions in the test.js?