Quote Originally Posted by spawnie69 View Post
those files are in the includes\templates\responsive_classic\css folder.
Here is a photo of the process. The circle spins and spins for quite a while while the Confirm button appears at the top right with a zen cart banner appearing too as pictured.

thanks for your help.
What template are you using? The plugin's code for its confirmation page sets flags to disable the sideboxes, header and footer while that spinner's up. It looks like your template isn't honoring those standard Zen Cart processing flags.