-        panel(function(event, panel) {
-            $('.id_folders', panel).change(function() {
-                $('.images', panel).load('{% url folder_image_ajax %}' + $('.id_folders', panel).val() + '/', function() {
-                    $('.images-wrap', panel).data('lazyload:lastCheckedScrollTop', -10000);
+panel_hooks = {
+    load: function() {
+        var contentDiv = this.contentDiv;
+        $('select[name=folders]', contentDiv).change(function() {
+            var select = this;
+            $('.images', contentDiv).fadeOut('slow', function() { 
+                $(this).html('').load('{% url folder_image_ajax %}' + $(select).val() + '/',  function() {
+                    $('.images', contentDiv).fadeIn('slow');
+                    $('.images-wrap', contentDiv).data('lazyload:lastCheckedScrollTop', -10000);
+                    $('.image-box').click(function() {
+                        var src = $('img', $(this)).attr('src');
+                        var idx = src.lastIndexOf('/');
+                        var bigSrc = src.substring(0, idx) + '/big' + src.substring(idx, src.length);
+                        var zoom = $('<div style="position: absolute; top: 0; left: 0; right: 0; bottom: 0; overflow: scroll">'
+                            + '<img src="' + bigSrc + '" />'
+                            + '</div>').click(function() {
+                                $(this).remove();
+                            })
+                        zoom.appendTo(contentDiv);
+                    });