About Java for OS X 2012-006
Summary
Java for OS X 2012-006 delivers improved security, reliability, and compatibility for Java SE 6. Java for OS X 2012-006 supersedes all previous versions of Java for OS X.
This release updates the Apple-provided system Java SE 6 to version 1.6.0_37 and is for OS X versions 10.7 or later.
This update uninstalls the Apple-provided Java applet plug-in from all web browsers. To use applets on a web page, click on the region labeled "Missing plug-in" to go download the latest version of the Java applet plug-in from Oracle.
This update also removes the Java Preferences application, which is no longer required to configure applet settings.
Important: Information about products not manufactured by Apple is provided for information purposes only and does not constitute Apple’s recommendation or endorsement. Please contact the vendor for additional information.
Read more http://support.apple.com/kb/HT5493