updating files message never stops

Hello, I am trying to edit pjmoyconsulting.com, but all I get is a message about updating files, may take a few minutes, and nothing else.

https://www.dropbox.com/s/icmt4usqd7lnubr/Screenshot%202015-08-10%2016.57.06.png?dl=0

Any help would be appreciated.

Cheers,
Peter