How to Register java plug-in with FireFox 3 browser

1) Go to <Fire _Install_Folder>/plugins
2) remove the file libnpjp2.so if it exists and points to some otherJDK (Using root usr)
3) ln -s <JDK_LOC>/jre/lib/i386/libnpjp2.so . ( note : dontforget to give . as target or name it as libnpjp2.so )