It gets even more weird when using Unicode imperceptible characters

    x = {}
    x[String.fromCharCode(1)] = "1"
    x[String.fromCharCode(2)] = "2"
    x[String.fromCharCode(3)] = "3"

And obligatory reference to namespace function (to easily create namespaced modules): http://www.codeproject.com/Articles/19030/Namespaces-in-Java...