diff --git a/source/Ox.UI/js/Bar/Ox.Resizebar.js b/source/Ox.UI/js/Bar/Ox.Resizebar.js
index 107a4c38..c1a35860 100644
--- a/source/Ox.UI/js/Bar/Ox.Resizebar.js
+++ b/source/Ox.UI/js/Bar/Ox.Resizebar.js
@@ -158,7 +158,9 @@ Ox.Resizebar = function(options, self) {
 			);
 			self.options.collapsed = !self.options.collapsed;
 			that.css({cursor: getCursor()});
-			self.$tooltip && self.$tooltip.options({title: getTitle()});
+			self.$tooltip && self.$tooltip.hide(function() {
+			    self.$tooltip.options({title: getTitle()});
+			});
         }
     }
 
diff --git a/source/Ox.UI/js/Window/Ox.Tooltip.js b/source/Ox.UI/js/Window/Ox.Tooltip.js
index b84f03d6..f5ae5831 100644
--- a/source/Ox.UI/js/Window/Ox.Tooltip.js
+++ b/source/Ox.UI/js/Window/Ox.Tooltip.js
@@ -35,12 +35,14 @@ Ox.Tooltip = function(options, self) {
     };
 
     that.hide = function() {
+        var last = Ox.last(arguments);
         if (self.options.title) {
             if (self.options.animate) {
                 that.animate({
                     opacity: 0
                 }, 250, function() {
                     that.detach();
+                    Ox.isFunction(last) && last();
                 });
             } else {
                 that.detach();
@@ -52,12 +54,13 @@ Ox.Tooltip = function(options, self) {
     // can pass event instead of x/y
     // fixme: use this in widgets
     that.show = function(x, y) {
-        var left, top, width, height;
+        var last = Ox.last(arguments),
+            left, top, width, height;
         if (self.options.title) {
-            if (arguments.length == 1) {
+            if (Ox.isObject(arguments[0])) {
                 self.x = arguments[0].clientX;
                 self.y = arguments[0].clientY;
-            } else if (arguments.length == 2) {
+            } else {
                 self.x = x;
                 self.y = y
             }
@@ -77,7 +80,9 @@ Ox.Tooltip = function(options, self) {
             });
             self.options.animate && that.animate({
                 opacity: 1
-            }, 250);
+            }, 250, function() {
+                Ox.isFunction(last) && last();
+            });
         }
         return that;
     };