Efraim may be able to explain the issues further. My understanding is that he believes the issue is on the client side (
opensiddur.org -- our front facing site) and not the server side (
app.opensiddur.org -- a separate development server that he maintains).
(Note: Nothing about the form's current brokenness relates in any way to Wordpress, where the form is embedded via an <iframe> in a page. The form can be accessed outside of a wordpress environment at the link above.)
You'll find in the page source the following scripts called at the bottom -- whatever is broken likely has to do with one of the following links:
It's that very last line that points to the following javascript:
I'm not sure if the problem can be fixed by simply updating one of those links or in modifying the app.js code. Efraim can (and I hope, will) say more.
Aharon