Start by picking a package in the top left area. Then pick a class in the area below.
The console in the bottom left corner is designed to make java experimentation easier. Once you load a page that contains an import statement like
you can type
Class from there on in the console to refer to it.
You can bookmark this page in a given state, and use the back/forward buttons. It should just work.
When you click on a interface or a class, *DON'T MOVE YOUR MOUSE* until after the loading process is complete.
Failing to heed this warning is likely to result in frequent browser crashes.
Java Explorer for Gecko. Copyright (c) 2006 metal_hurlant. All Rights Reserved. Permission to use, copy, modify, and distribute this software and its documentation for any purposes and without fee is hereby granted provided that this copyright notice appears in all copies. Of course, this software is provided "as is" without express or implied warranty of any kind.