fixed global navigation style broken (fixes #2767)
fixed global navigation style broken (fixes #2767)

openpne/OpenPNE3,openpne/OpenPNE3,openpne/OpenPNE3,tejima/OP3PKG,nise-nabe/ppcon-sns,tejima/OP3PKG,nise-nabe/ppcon-sns,openpne/OpenPNE3