What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
That usually involves Flash animation or an animated GIF with time delay before redirecting or loading a page.
What I am saying is, it might not be something that you will need to do on your jotform -- but on the web page instead (which usually where the jotform is embedded).
We have guides on how to embed jotform to flash website.
and here is another guide on how to add time delay on redirection/loading of page
You can test the demo page here (with 5 secs delay)
It will also help us provide more appropriate suggestion if you can share to us the URL of your website where you intend to use jotform.
Hope this help. Inform us if you need further assistance.
I opened a separate thread for your own concern. Please refer to this link instead: http://www.jotform.com/answers/678340160. We will address it accordingly.