See if you have java loaded on your mac or pc . Windows --- program manager . Mac -- email me so I may tell you how to use the command prompt in terminal.
If you have a pc (Windows) and need java download JRE . A link is listed on that web page. Install the JRE ... then run the exe program .
If you have a Mac ... email me and I will compose detailed installation instructions.
once you have installed the program and the JRE platform, on windows environment, just open computer resource, go in the program installation directory, select the .jar file, right-click on the mouse and select "Open with....", and you should see "JAVA(TM) Platform SE binary" or something similar.
Then, in few seconds the main window will pop-up !!
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