> Below is an example of usage I found on http://jmol.sourceforge.net/jslibrary/#jmolEvaluate
> alert( jmolEvaluate("a") );
> // Displays the value of the 'a' variable if set in Jmol script.
> I think the example might be a bit confusing for newbies like me :)
Why do you think so? It says clearly that "a" must be a Jmol variable.