standalone web app link script - stop it from appending links which have a specific class? bis

Following the discussion -> this thread: standalone web app link script - stop it from appending links which have a specific class?

Is Does anyone can help me? I have the same problem but i can't get to solve it with this code ->

 && !$(noddy).hasClass('lightbox')

I do not know where exactly I can add it in the script above

Any idea to solve it? or Is there another solution?

Best, Lina