Some users cannot see images in the form

We created a JotForm, but some users can't view the images, including a button that allows users to save and add a row. How can we fix this? Link to form:  NOTE-It is in use so DO NOT MAKE ANY CHANGES.

http://form.jotform.us/form/42335505855153 

Please reply to:

shelleybrannan@jacobusenergy.com 

Ph:  (414) 577-0222

We need to resolve this ASAP.

Hi,

We're sorry about that. I've cleared your forms cache. Can you please try checking again?

Thank you!