chrome:
sudo ln -s ......./jdk1.6.0_31/jre/lib/amd64/libnpjp2.so /usr/lib/chromium-browser/plugins/
firefox:
终端运行一下:
ll /usr/lib/mozilla/plugins/
查看结果是否存在 libnpjp2.so -> ......./software/jdk1.6.0_31/jre/lib/amd64/libnpjp2.so*
若不存在则仿chrome方式建立一个链接即可
若想更换插件版本可先进入 cd /usr/lib/mozilla/plugins/然后
rm libnpjp2.so
ln -s ...../software/jdk1.7.0_01/jre/lib/amd64/libnpjp2.so /usr/lib/mozilla/plugins/