Updating my java
Information on security and stability issues affecting Java is available at Oracle's Critical Patch Updates and Security Alerts page.Java is a programming language originally developed by Sun Microsystems (now Oracle).Many web pages use Java applets for interactive content such as online games. Starting in Firefox 3.6, Java will not work unless you are using the Next-Generation Java Plug-In (included in Java 6 Update 10 and above).To run these Java applets, you need the "Java Runtime Environment" ("JRE") installed and enabled.  Important: Mozilla adds outdated or insecure plugins to its Add-ons Blocklist as a security measure.With recent Java versions, you'll also need to confirm that you want to run Java, if prompted.The Java plugin name shown will depend on your operating system and Java version.Damaged and missing Windows system files are often a leading cause of Java issues.Many of these system files are shared by multiple programs and background processes.
See below for more information on installing or updating Java on Windows.   For Linux installation instructions, see How do I download and install 32-bit Java for Linux Platforms?or What are the Linux 64-bit installation instructions for Java?To disable the Java plugin in your Mozilla browser, open the Add-ons Manager, find the Java plugin entry as described above and then, depending on the browser version, click the "Disable" or "Never Activate" button.
Applies to Windows or Mac OS X 10.7.3 and above Starting in Java 7, the Java Control Panel includes the Security option, "Enable Java content in the browser", which is selected by default.Finally I found this website and was able to fix the problem by downloading the repair tool. I'm not very knowledgeable about computers and I'm disabled so it's not easy for me to bring my computer in to the store to get repaired.