fullscreen-example

// Add to your theme functions.php
// 
// Moves slider to the root element of the page when fullscreen is entered,
// and back to the original position when fullscreen is exit.
function add_additional_rs_code() {
    ?>

    var sliderEl = $('.royalSlider');
    var sliderInstance = sliderEl.data('royalSlider'); 
    var parentEl;
    sliderInstance.ev.on('rsEnterFullscreen', function() {
        if (!parentEl) {
          parentEl = sliderEl.parent();
        }
        $('body').append(sliderEl);
    });
    sliderInstance.ev.on('rsExitFullscreen', function() {
        if (parentEl) {
          parentEl.append(sliderEl);
        }
    });


    <?php
}
add_action('new_rs_after_js_init_code', 'add_additional_rs_code');

Doesnt work