JSFiddle - React, Tailwind, and code Playground

HTML

<form target="foo">
<button type="submit">one</button>
<button type="submit" class="popup">two</button>
</form>

JavaScript

$('.popup').click(function(e) {
    e.preventDefault();
    var $form = $(this).closest('form'),
        target = $form.attr('target');
    $form.attr('target', '_blank').submit().attr('target', target);
});