Install the Java Runtime Environment
Some websites with interactive activities require the Java Runtime Environment.
Here is one example of a site which uses Java. Not all sites will require the same version of Java.
To find out if you have the latest version, go here: http://www.java.com/en/download/installed.jsp
If you need to install or update your Java Runtime Environment.
||If you are using Windows go here: http://www.java.com/en/download/manual.jsp|
||If you are using a Macintosh with OS X then Java comes installed.
To update go here: http://www.apple.com/macosx/features/java/
||If you are using a Macintosh with OS 9 then you need to install Java MRJ SDK 2.2
Go here for instructions: http://docs.info.apple.com/article.html?artnum=75097