diff --git a/build/js/ox.ui.js b/build/js/ox.ui.js
index fe841443..bfc5b85e 100644
--- a/build/js/ox.ui.js
+++ b/build/js/ox.ui.js
@@ -220,7 +220,7 @@ requires
                         image.onload = function() {
                             (++counter == length) && callback();
                         }
-                        window.OxImageCache.push(image);
+                        window.OxImageCache.push(image); // fixme: global var???
                     });
                 });
             }
@@ -979,7 +979,7 @@ requires
                     bindEvent(event, fn) or bindEvent({event0: fn0, event1: fn1, ...})
                 ***/
                 if (arguments.length == 1) {
-                    $.each(arguments[0], function(event, fn) {
+                    Ox.forEach(arguments[0], function(fn, event) {
                         // Ox.print(that.id, 'bind', event);
                         self.$eventHandler.bind('ox_' + event, fn);
                     });
@@ -990,6 +990,17 @@ requires
                 return that;
             }
 
+            that.bindEventOnce = function() {
+                if (arguments.length == 1) {
+                    Ox.forEach(arguments[0], function(fn, event) {
+                        self.$eventHandler.one('ox_' + event, fn);
+                    });
+                } else {
+                    self.$eventHandler.one('ox_' + arguments[0], arguments[1]);
+                }
+                return that;
+            };
+
             that.defaults = function(defaults) {
                 /***
                 sets the default options
@@ -1085,7 +1096,7 @@ requires
                     triggerEvent({event0: data0, event1: data1, ...})
                 ***/
                 if (Ox.isObject(arguments[0])) {
-                    $.each(arguments[0], function(event, data) {
+                    Ox.forEach(arguments[0], function(data, event) {
                         if (['mousedown', 'mouserepeat', 'anyclick', 'singleclick', 'doubleclick', 'dragstart', 'drag', 'dragend', 'playing'].indexOf(event) == -1) {
                             Ox.print(that.id, self.options.id, 'trigger', event, data);
                         }
@@ -1108,7 +1119,7 @@ requires
                     unbindEvent({event0: fn0, event1: fn1, ...})
                 ***/
                 if (arguments.length == 1) {
-                    $.each(arguments[0], function(event, fn) {
+                    Ox.forEach(arguments[0], function(fn, event) {
                         // Ox.print(that.id, 'unbind', arguments[0]);
                         self.$eventHandler.unbind('ox_' + event, fn);
                     });
@@ -9526,15 +9537,16 @@ requires
                 })
         };
 
-        if (Ox.isUndefined(window.google)) {
-            googleCallback = function() {
-                Ox.print('googleCallback')
-                delete googleCallback;
+        if (!window.googleCallback) {
+            window.googleCallback = function() {
+                delete window.googleCallback;
                 initMap();
             };
             $.getScript('http://maps.google.com/maps/api/js?callback=googleCallback&sensor=false');
         } else {
-            initMap();
+            (function interval() {
+                window.google ? initMap() : setTimeout(interval, 50);
+            }());
         }
 
         function addPlaceToMap(place) {
@@ -9607,7 +9619,6 @@ requires
         }
 
         function centerChanged() {
-            Ox.print('CENTER CHANGED')
             self.center = self.map.getCenter();
             self.centerChanged = true;
         }