diff --git a/src/input/mouse/MouseManager.js b/src/input/mouse/MouseManager.js
index 42a0bb4cf..4b2e105be 100644
--- a/src/input/mouse/MouseManager.js
+++ b/src/input/mouse/MouseManager.js
@@ -244,21 +244,6 @@ var MouseManager = new Class({
     {
         var _this = this;
 
-        /*
-        var storeDelta = function (event)
-        {
-            var x1 = _this.position.x;
-            var y1 = _this.position.y;
-
-            var x2 = _this.prevPosition.x;
-            var y2 = _this.prevPosition.y;
-
-            event._deltaX = x1 - x2;
-            event._deltaY = y1 - y2;
-            event._angle = Math.atan2(y2 - y1, x2 - x1);
-        };
-        */
-
         this.onMouseMove = function (event)
         {
             if (event.defaultPrevented || !_this.enabled || !_this.manager)
@@ -267,8 +252,6 @@ var MouseManager = new Class({
                 return;
             }
 
-            // storeDelta(event);
-
             _this.manager.queueMouseMove(event);
     
             if (_this.capture)
@@ -285,8 +268,6 @@ var MouseManager = new Class({
                 return;
             }
     
-            // storeDelta(event);
-
             _this.manager.queueMouseDown(event);
     
             if (_this.capture)
@@ -303,8 +284,6 @@ var MouseManager = new Class({
                 return;
             }
     
-            // storeDelta(event);
-
             _this.manager.queueMouseUp(event);
     
             if (_this.capture)