for chrome:
sudo mkdir -p /opt/google/chrome/plugins cd /opt/google/chrome/plugins sudo ln -s /usr/lib/jvm/jdk1.7.0_45/jre/lib/amd64/libjavaplugin_jni.so sudo ln -s /usr/lib/jvm/jdk1.7.0_45/jre/lib/amd64/libnpjp2.so
Where /usr/lib/jvm/jdk1.7.0_45/ — path to java
for firefox: