(function ($) {
    $().ready(function () {
        //Add your images, we'll set the path in the next step
        var images = ['1.jpg', '2.jpg', '3.jpg', '4.jpg', '5.jpg', '6.jpg', '7.jpg', '8.jpg', ];

        //Build the img, then do a bit of maths to randomize load and append to a div. Add a touch off css to fade them badboys in all sexy like.
        $('<img class="fade-in img-responsive" alt="Historic ADA photos" src="/sites/default/files/patient-no-more/header-images/' + images[Math.floor(Math.random() * images.length)] + '">').appendTo('#lca-random-image');
    });
})(jQuery);