Java offers quite a bit of help on its Sun website. In addition to the links that SledgeDG provided, here are a few others: Java Help
To find out if Java is working on your system visit: Test your Java Virtual Machine (JVM)
. You can go to the Java website for the most recent Java downloads.
Java downloads page: Java Downloads for All Operating Systems
If you use 32-bit and 64-bit browsers interchangeably, you will need to install both
32-bit and 64-bit Java in order to have the Java plug-in for both browsers.
After installing Java, restart your browser and Verify Java has been installed correctly
. You can verify that it has been installed correctly by clicking Verify Now.