Popup creator 2

by doug65536

HTML

<button>Test</button>

JavaScript

$('button').on('click', function() {
    var win = window.open('http://fiddle.jshell.net/doug65536/yx5eQ/show');
    $(win).on('load', function() {
        var windoc = $(win.document);
        $('#test', windoc).val("It works");
    });
});