在LInux的Mozilla中装Java插件.结果出错

[xxb51357]

想在LInux的Mozilla中装Java插件.结果出错:
error: Failed dependencies:
libawt.so is needed by mozilla-x-plugin-0.9.3-2
libhpi.so is needed by mozilla-x-plugin-0.9.3-2
libjava.so is needed by mozilla-x-plugin-0.9.3-2
libjvm.so is needed by mozilla-x-plugin-0.9.3-2
libmlib_image.so is needed by mozilla-x-plugin-0.9.3-2
libverify.so is needed by mozilla-x-plugin-0.9.3-2
libodbcinst.so is needed by mozilla-x-plugin-0.9.3-2
libodbc.so is needed by mozilla-x-plugin-0.9.3-2
求助啊!
还有问一下,这些*.so到底什么文件?