rm /etc/nginx/sites-enabled/"$sitename"
ln -s /etc/nginx/sites-available/"$sitename"_"$site_ext" /etc/nginx/sites-enabled/"$sitename"

if [ -n "$sslfr" ]; then
    rm /etc/nginx/sites-enabled/Backend
    ln -s /etc/nginx/sites-available/Backend_"$siteBackend_ext" /etc/nginx/sites-enabled/Backend
fi

systemctl reload nginx