The globe applet on the right is included in the NLVM as a tool for illustrating calculating Great Circle paths.
This application has a very long history, having started life in the 1960s. For a full account of this applet's history, please look at Colin's page and Tom's Java page, where I found the Globe applet (he and Tom were kind enough to have provided the full source code on their pages).
I made a number of modifications to the Globe applet code, namely:
Anyone is welcome to use this version of the globe applet, provided that you abide by the following:
You may download the following:
The applet is fairly self-explanatory, just have a look at the source of this page to see how to implement it.