Randomize a JS object using Fisher-Yates-Durstenfeld shuffle algorithm

arrayShuffler.js

// Fisher-Yates-Durstenfeld shuffle
// https://stackoverflow.com/questions/3718282/javascript-shuffling-objects-inside-an-object-randomize
function shuffle(sourceArray) {
    for (var i = 0; i < sourceArray.length - 1; i++) {
        var j = i + Math.floor(Math.random() * (sourceArray.length - i));

        var temp = sourceArray[j];
        sourceArray[j] = sourceArray[i];
        sourceArray[i] = temp;
    }
    return sourceArray;
}