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.
I checked your form and I was not able to replicate the issue. I tested this using Google Chrome and Mozilla Firefox. The widgets are loading properly. Here's a screen capture:
If this form is embedded on a website? If yes, then please try to re-embed the form using the iFrame method. This will prevent script conflicts between the form and the webpage. Here's a guide: https://www.jotform.com/help/148-Getting-the-form-iFrame-code.
I will also clear your browser cache. Hope that helps. Thank you.