Joom!Fish uses these files to determin which languages are available for your installation. You can download and install new files on the Joomla! <a href="http://extensions.joomla.org/index.php?option=com_mtree&task=listcats&cat_id=1837&Itemid=35" target="_blank">extensions directory</a>.<br />
After installation of these files you can configure the details of your language, such as the name, URL short code and also the site configuration settings for this language in this dialog.