The user asks a question: This fade effect, how?, and I'm looking at the close reasons and I don't find anything to relate it to:
This question is not a good fit to our Q&A format. We expect answers to generally involve facts, references, or specific expertise; this question will likely solicit opinion, debate, arguments, polling, or extended discussion.
Not really... The solution is not very debatable.
Questions on Stack Overflow are expected to generally relate to programming or software development in some way, within the scope defined in the faq.
Question does relate to programming! He's looking for an existing plugin!
In that case, what should we do with questions like those? Are they on topic? How should we handle them?