You've customized Firefox's style with userChrome.css and added words to the spell check dictionary, and now you want to bring those changes to any new 'fox installation you've got. Adam showed us a complete Firefox profile syncing strategy with FolderShare, but if you're already using the Foxmarks bookmark syncing extension, there's a simpler (and dirtier) hack that can send Firefox configuration file information to all your installations. Here's how.