Timed Iteration in JavaScript

iterator.js

(function() {
    var i = 0,
        adArray = [13,14,15,16,17,18,19,110,111,112,113,114,115,116],
        l = adArray.length;
    
    (function iterator() {
        console.log('Loop: ', i, ' Loop content: ', adArray[i]);
        //update before evaluating the conditional
        if (++i < l) {
            setTimeout(iterator, 1500);
        }
    })();

})();