maxpeterson

// The Veeva API can only accept one call at a time.
// A queue is used to avoid calling the API while an earlier call is in progress.
var Queue = (function () {
    var queue = [];
    var empty = true;
    return {
        // Add a function to the queue 
        // (it will be called immediately if the queue is empty)
        push: function (fn) {
            queue.push(fn);