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 tested the form both in Chrome and in Internet Explorer and could successfully submit it:
Are you experiencing this situation in the standalone version (http://www.jotformpro.com/form/42954002410947) or in the website embed version? If it is only in the website version please let us know the url so we can test it further.
Meanwhile you can try clearing your browser's cache to see if it helps.
Let us know if the problem persists.