function lazyLoad(url) {

                    var ref = window.document.getElementsByClassName("lazyLoad")[0];
                    var img = window.document.createElement("img");

                    var _img = new Image();

                    _img.onload = function() {
                        img.src = url;
                        img.className = 'evolving';
                        ref.parentNode.insertBefore(img, ref);
                    };

                    _img.src = url;
                }