Обновить скрипт
 

Здавствуйте, обновил jquery со 2 версии на 3, и похоже что один скрипт не заточен под новую версию, как можно обновить его? Помогите плиз

/*! simplezoom 09-06-2015 */
(function($) {
    var defaults = {
        classie: '',
        offset: 40,
        scrollclose: true,
        imgclass: 'img',
        duration: 0,
        modalTmpl: null,
        loaderTmpl: null
    };
    var TEMPLATE = '<div class="modal-simplezoom modal">' + '<div class="modal-bg"></div>' + '<div class="modal-content">' + '<div class="simplezoom-item">' + '<img src="{{img}}" alt="simplezoom-img" />' + '</div>' + '</div>' + '</div>';
    var LOADER = '<div class="simplezoom-loader loader"><i></i></div>';

    function SimpleZoom(el, options) {
        this.$el = $(el);
        this.options = $.extend(true, {}, defaults, options, this.$el.data());
        this.$img = this.$el.find(this.options.imgclass);
        if (this.$img.length === 0) return;
        this.$img = this.$img.first();
        this.img_lg = this.$el.attr('href');
        this.img_sm = this.$img.attr('src');
        if (!this.img_lg || !this.img_sm || this.img_lg == '#') return;
        var self = this;
        this.$el.on('click.simplezoom', function(e) {
            e.preventDefault();
            self.showModal()
        })
    }
    $.extend(SimpleZoom.prototype, {
        showModal: function() {
            var self = this,
                timer = null;
            this.$modal = this.createModal(this.img_sm);
            this.$content = this.$modal.find('.simplezoom-item');
            this.setInitPosition();
            if (this.options.duration) this.$content.css('transitionDuration', this.options.duration + 'ms');
            this.$img.css('visibility', 'hidden');
            this.loadImageMeta(this.img_sm, function(meta) {
                if (!self.$modal || self.isClosing) return;
                self.setFullPosition(meta);
                self.$content.append(self.options.loaderTmpl || LOADER);
                self.$modal.addClass('in loading');
                self.loadImageMeta(self.img_lg, function(meta) {
                    if (!self.$modal || self.isClosing) return;
                    self.$modal.removeClass('loading');
                    if (!meta) return;
                    self.$content.find('img').attr('src', self.img_lg);
                    self.setFullPosition(meta);
                    self.evtTrigger('onImageLoaded')
                });
                $(window).on('resize.simplezoom', function(e) {
                    clearTimeout(timer);
                    timer = setTimeout(function() {
                        self.setFullPosition(meta)
                    }, 100)
                });
                self.$modal.on('click', function(e) {
                    self.closeModal()
                });
                if (self.options.scrollclose) {
                    $(window).on('scroll.simplezoom', function(e) {
                        self.closeModal()
                    })
                }
            });
            self.evtTrigger('onModalInit')
        },
        closeModal: function() {
            var self = this;
            this.isClosing = true;
            this.$modal.removeClass('in');
            this.$content.one('webkitTransitionEnd otransitionend oTransitionEnd msTransitionEnd transitionend', function() {
                if (self.$modal != null) {
                    self.$modal.remove()
                };
                self.$modal = null;
                self.$img.css('visibility', 'visible');
                $(window).off('resize.simplezoom').off('scroll.simplezoom');
                self.isClosing = false
            });
            this.setInitPosition();
            this.evtTrigger('onModalClosed')
        },
        createModal: function(img) {
            var html = this.options.modalTmpl || TEMPLATE;
            html = html.replace('{{img}}', img);
            return $(html).addClass(this.options.classie).appendTo('body')
        },
        setInitPosition: function() {
            var initCSS = {
                width: this.$img.width(),
                height: this.$img.height(),
                left: this.$img.offset().left,
                top: this.$img.offset().top - $(window).scrollTop()
            };
            this.$content.css(initCSS)
        },
        setFullPosition: function(meta) {
            var i_width, i_height, w_width, w_height, i_ratio, w_ratio, offsetX, offsetY;
            i_width = meta.w;
            i_height = meta.h;
            i_ratio = i_width / i_height;
            w_width = $(window).width() - this.options.offset * 2;
            w_height = $(window).height() - this.options.offset * 2;
            w_ratio = w_width / w_height;
            if (w_ratio > i_ratio) {
                i_height = Math.min(w_height, i_height);
                i_width = i_height * i_ratio
            } else {
                i_width = Math.min(w_width, i_width);
                i_height = i_width / i_ratio
            }
            offsetX = ($(window).width() - i_width) / 2;
            offsetY = ($(window).height() - i_height) / 2;
            this.$content.css({
                width: i_width,
                height: i_height,
                left: offsetX,
                top: offsetY
            })
        },
        loadImageMeta: function(url, callback) {
            var self = this;
            $('<img />').load(function() {
                callback({
                    w: this.width,
                    h: this.height
                })
            }).error(function() {
                self.evtTrigger('onImageError');
                callback(null)
            }).attr('src', url)
        },
        evtTrigger: function(name) {
            if (!name || !this.options[name] || (typeof this.options[name] != 'function')) return;
            this.options[name].call(this, this.$el, this.$modal)
        }
    });
    $.fn.simplezoom = function(options) {
        var attribute = 'iws_simplezoom';
        return this.each(function() {
            var instance = $.data(this, attribute);
            if (!instance) {
                instance = new SimpleZoom(this, options);
                $.data(this, attribute, instance)
            }
        })
    }
})(jQuery);

Perepelenok,
строки 125 и 130 переписать через on
и в строку 72 добавить условие что this.$modal есть.