This add-on allows us to use JavaScript to make changes ... re making it a background image using the CSS property ‘background’. The PNG overlay is then set as the new SRC for the IMG element.

Most visual aspects of the Overlay can be controlled using CSS, aside from position which is adjusted at run-time but can be set using x & y options. If your Overlay is modal, you can provide a ...

Most visual aspects of the Overlay can be controlled using CSS, aside from position which is adjusted at run-time but can be set using x & y options. If your Overlay is modal, you can provide a ...