diff --git a/lib/OpenLayers/Control/MouseToolbar.js b/lib/OpenLayers/Control/MouseToolbar.js
index d7773e6f73..0c4b0481f8 100644
--- a/lib/OpenLayers/Control/MouseToolbar.js
+++ b/lib/OpenLayers/Control/MouseToolbar.js
@@ -62,10 +62,8 @@ OpenLayers.Control.MouseToolbar.prototype =
         btn.imgLocation = imgLocation;
         btn.activeImgLocation = activeImgLocation;
         
-        btn.events = new OpenLayers.Events(this, btn);
+        btn.events = new OpenLayers.Events(this, btn, null, true);
         btn.events.register("mousedown", this, this.buttonClick); 
-        btn.events.register("mouseup", this, Event.stop);
-        btn.events.register("click", this, Event.stop);
         btn.action = id;
         btn.title = title;
         btn.alt = title;
diff --git a/lib/OpenLayers/Control/PanZoomBar.js b/lib/OpenLayers/Control/PanZoomBar.js
index 448c9b9c10..6706a37365 100644
--- a/lib/OpenLayers/Control/PanZoomBar.js
+++ b/lib/OpenLayers/Control/PanZoomBar.js
@@ -86,7 +86,7 @@ OpenLayers.Control.PanZoomBar.prototype =
                        "absolute");
         this.slider = slider;
         
-        this.sliderEvents = new OpenLayers.Events(this, slider);
+        this.sliderEvents = new OpenLayers.Events(this, slider, null, true);
         this.sliderEvents.register("mousedown", this, this.zoomBarDown);
         this.sliderEvents.register("mousemove", this, this.zoomBarDrag);
         this.sliderEvents.register("mouseup", this, this.zoomBarUp);
@@ -116,7 +116,7 @@ OpenLayers.Control.PanZoomBar.prototype =
         
         this.zoombarDiv = div;
         
-        this.divEvents = new OpenLayers.Events(this, div);
+        this.divEvents = new OpenLayers.Events(this, div, null, true);
         this.divEvents.register("mousedown", this, this.divClick);
         this.divEvents.register("mousemove", this, this.passEventToSlider);
         this.divEvents.register("dblclick", this, this.doubleClick);
diff --git a/lib/OpenLayers/Events.js b/lib/OpenLayers/Events.js
index db979b4874..5212f2491b 100644
--- a/lib/OpenLayers/Events.js
+++ b/lib/OpenLayers/Events.js
@@ -37,11 +37,14 @@ OpenLayers.Events.prototype = {
      *                                is being added
      * @param {DOMElement} element A dom element to respond to browser events
      * @param {Array} eventTypes Array of custom application events
+     * @param {Boolean} fallThrough Allow events to fall through after these 
+     *                              have been handled?
      */
-    initialize: function (object, element, eventTypes) {
+    initialize: function (object, element, eventTypes, fallThrough) {
         this.object     = object;
         this.element    = element;
         this.eventTypes = eventTypes;
+        this.fallThrough = fallThrough;
         this.listeners  = new Object();
 
         // if eventTypes is specified, create a listeners list for each 
@@ -176,7 +179,9 @@ OpenLayers.Events.prototype = {
                 }
             }
             // don't fall through to other DOM elements
-            Event.stop(evt);
+            if (!this.fallThrough) {            
+                Event.stop(evt);
+            }
         }
     },