Well, messing with phpmyadmin can be disastrous if you make a few wrong moves and delete something that you shouldn't... Try browsing your configuration table and configuration_group and check somewhere at the end to see if there are ANY entries that might refer to ZX...
Yup, because you're probably using some HTML editor (either built-in HTML editor or CKeditor or TinyMCE or something...). If they use Plain Text editor, this won't happen.
Contact me through PM with your server login information and I'll get it installed for you - it'll save us both some time...
