AdminCP => vBGallery => Modify Settings
- Header Replacements
- Navbar Replacements
- Footer Replacements
Here you may enter a list of filenames that may appear in your header,navbar, footer that should be prefixed with your Forum's URL.
If you have a custom style on your forums that moved the breadcrumb and navagation out the the navbar templates into the header template "Header Replacements" will need to be edited.