diff --git a/lib/OpenLayers/Control/MouseDefaults.js b/lib/OpenLayers/Control/MouseDefaults.js
index 3ae2ce8661..11ed47253b 100644
--- a/lib/OpenLayers/Control/MouseDefaults.js
+++ b/lib/OpenLayers/Control/MouseDefaults.js
@@ -33,6 +33,15 @@ OpenLayers.Control.MouseDefaults.prototype =
         this.map.events.register( "mousemove", this, this.defaultMouseMove );
         this.map.events.register( "mouseout", this, this.defaultMouseOut );
 
+        this.registerWheelEvents();
+
+    },
+
+    /**
+     * 
+     */
+    registerWheelEvents: function() {
+        
         //register mousewheel events specifically on the window and document
         OpenLayers.Event.observe(window, "DOMMouseScroll", 
                       this.onWheelEvent.bindAsEventListener(this));
diff --git a/lib/OpenLayers/Control/MouseToolbar.js b/lib/OpenLayers/Control/MouseToolbar.js
index 9973a367f4..8392deea19 100644
--- a/lib/OpenLayers/Control/MouseToolbar.js
+++ b/lib/OpenLayers/Control/MouseToolbar.js
@@ -48,8 +48,10 @@ OpenLayers.Control.MouseToolbar.prototype =
         this._addButton("pan", "panning-hand-off.png", "panning-hand-on.png", centered, sz, "Drag the map to pan.");
         centered = centered.add((this.direction == "vertical" ? 0 : sz.w), (this.direction == "vertical" ? sz.h : 0));
         this.switchModeTo("pan");
+
+        this.registerWheelEvents();
+
         return this.div;
-        
     },
     
     _addButton:function(id, img, activeImg, xy, sz, title) {