// take the an array and shuffle it

function shuffleArray(array) {
    for (var i = array.length - 1; i > 0; i--) {
        var j = Math.floor(Math.random() * (i + 1));
        var temp = array[i];
        array[i] = array[j];
        array[j] = temp;
    }
    return array;
}

// push nextQuestionIndex up

function nextQuestion() {
        nextQuestionIndex++;
        if (nextQuestionIndex >= questions.length) {
            nextQuestionIndex = 0;
            pullQuestion();
        }
        else {
        question = questions[nextQuestionIndex];
        }
    }

//pull feed, shuffle data, write to question, set question to index 0 of shuffled data

function pullQuestion(){
            $.ajax({
                url: "/gary/feed/",
                async: false,
                dataType: 'json',
                success: function(data) {
                     shuffleArray(data); // housekeeping task
                     data.splice(0, 1);
                     questions = data;
                     question = questions[nextQuestionIndex];
                        }});
                    };