Notes on using Java applets in browsers
Test your browser's Java version by clicking here
Here are some of our tips and notes that we hope will be helpful.
General Instructions for enabling Java
- Mozilla and Netscape 4.x: Edit -> Preferences -> Advanced and then check
- Internet Explorer 5.5 and 6.0:
- Windows and Linux:
Tools -> Internet Options -> Advanced
and then select either the "Microsoft VM" or the "Java Plug-in"
Tools -> Internet Options -> Security -> Custom
Level... then scroll down to make sure Java is enabled
- Mac: On the "task bar", Internet Explorer -> Edit -> Preferences -> Web browser -> Java
and then Under "Java options", check the "Enable Java (Apple MRJ)" box
- Opera: File -> Preferences -> Multimedia and then check
General Information on the Java Runtime
Try to use the Sun Java Plug-in whenever possible.
If you experience an "out-of-memory" error, please
refer to this
- Netscape 4.x - no known problems - comes with Java version 1.1.5, and
cannot be changed (does not allow for 'swing' components).
- Netscape 6 and 7 - must get the Java Runtime Plug-in from Sun.
- Mozilla 1.x - no known problems; must install Java Runtime plug-in (as
- Internet Explorer 6.x - install the Java Runtime Plug-in (version 1.3.1
-- there was a time where Microsoft was not packaging their own Java
(some legal battle) so if you have that version, you'll need to use the Plug-in.
- Internet Explorer 5.x - no known problems; may use the Microsoft
VM or install the Java Runtime Plugin (version 1.3.1 or 1.4.2+).
- Opera 6.x - must install the Java Plug-in (as above) or download
the Opera version with Java (recommended).
- Netscape 4.x - do not use!!
- Netscape 6 and 7 -
Classic MRJ version 2.2.5 or later and enable Java. Some say it is better
to install the MRJ before installing Netscape.
- Internet Explorer - enable Java and choose the Apple MRJ
Comes with Java installed - try to use only version 1.3.1 if possible. The
beta versions of the Safari browser do not re-draw images correctly (line
drawings look like they don't get "erased" properly). If you encounter
difficulties, you should use a different browser.
- Netscape 4.x - usually will only allow you to use the built-in
runtime, version 1.1.5. This does not have "swing" components (modern
buttons, menus, etc).
- Netscape 6 and 7 - install Java Plug-in (version 1.3.1 or 1.4.2+) and enable Java
- Mozilla 1.x - install the Java plug-in (version 1.3.1 or 1.4.2+) and enable Java.
- Opera 6 - unknown