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About Java

Java is a computer language that allows applets to be run on your computer. It can run on various operating systems as long as Java has been enabled to run. Most modern browsers support Java.

The reactor applet is compatible with Netscape 4.5 and up. If you have trouble running the reactor applet on our website, please check if Java is enabled. The following gives information for a few browsers on where to check.

Internet Explorer

Internet Explorer 4, 5 and 6

  1. Choose Tools from the Menu, then Internet options
  2. Select the Security tab then the Custom Level button
  3. In the dialogue box scroll down to the Microsoft VM section, Java Permissions and select either High security, Medium Security or Low Security
  4. Select OK in each dialogue box

Netscape

Netscape Navigator 4 and 6

  1. Choose Edit from the menu, then Preferences
  2. Select Category: Advanced
  3. Check the boxes called Enable Java and Enable JavaScript
  4. Press OK

Netscape Navigator 7 and Mozilla 1.2.1

  1. Choose Edit from the menu, then Preferences
  2. Select Category: Advanced
  3. Check the box called Enable Java
  4. Select Category Scripts & Plugins
  5. Check the box called Enable JavaScript for Navigator
  6. Press OK

Opera

Opera 5

  1. Choose File from the menu, then Preferences
  2. Select Plugins
  3. Check the boxes called Enable JavaScript and Enable Java
  4. Press OK