(if you don't know the code for this page click on the button)
var str = '<h1>You found my hidden code !</h1>\
<p>Well Done !</p>\
<p>You can use this callback function to do whatever you want !</p>\
<p><a class="btn btn-primary btn-large" href="example4.html">Show me this example again</a></p>';
$(window).hiddenCode({
password: 'bacon',
callback: function() {
$(".hero-unit").html(str);
}
});