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 did check your account but did not find any issue with that.
What happens when you click on the "Edit Form" button of your form? I would suggest you to please try to clear the browser cache and then try to edit your form. The following guide should help you in clearing browser cache: http://www.wikihow.com/Clear-Your-Browser's-Cache
If clearing browser cache does not help, it could be a CDN issue. Please click on the following URL and then sign in to your account: http://www.jotform.us/?noCDN=true
Do get back to us if the issue persists. Please share a screenshot of what happens when you click on the edit form button. The following guide should help you on how to upload image in your forum post: http://www.jotform.com/answers/277033