If you experience this issue, confirm that the IcedTea Java web browser plug-in is installed. If not installed, follow these steps:
# yum install icedtea-web.x86_64 # /usr/sbin/alternatives --install /usr/lib/mozilla/plugins/libjavaplugin.so libjavaplugin.so /usr/java/default/jre/lib/i386/libnpjp2.so 20000 # /usr/sbin/alternatives --install /usr/lib/mozilla/plugins/libjavaplugin.so /usr/java/default/jre/lib/i386/libnpjp2.so 20000 # yum install hunspell-en