diff --git a/lib/OpenLayers/Control/PanZoomBar.js b/lib/OpenLayers/Control/PanZoomBar.js
index a083553311..7efb1d8eb1 100644
--- a/lib/OpenLayers/Control/PanZoomBar.js
+++ b/lib/OpenLayers/Control/PanZoomBar.js
@@ -109,11 +109,19 @@ OpenLayers.Control.PanZoomBar.prototype =
         Event.stop(evt);
     },
     zoomBarDown:function(evt) {
+        this.map.events.register("mousemove", this, this.mapMouseDrag);
+        this.map.events.register("mouseup", this, this.mapMouseUp);
         this.mouseDragStart = evt.xy.copyOf();
         this.zoomStart = evt.xy.copyOf();
         this.div.style.cursor = "move";
         Event.stop(evt);
     },
+    mapMouseDrag:function(evt) {
+        this.sliderEvents.handleBrowserEvent(evt);
+    },
+    mapMouseUp:function(evt) {
+        this.sliderEvents.handleBrowserEvent(evt);
+    },
     zoomBarDivDrag: function(evt) {
         this.sliderEvents.handleBrowserEvent(evt);
     },
@@ -127,6 +135,8 @@ OpenLayers.Control.PanZoomBar.prototype =
     },
     zoomBarUp:function(evt) {
         this.div.style.cursor="default";
+        this.map.events.remove("mousemove");
+        this.map.events.remove("mouseup");
         var deltaY = this.zoomStart.y - evt.xy.y
         this.map.zoomTo(this.map.zoom + Math.round(deltaY/this.zoomStopHeight));
         this.moveZoomBar();
diff --git a/lib/OpenLayers/Events.js b/lib/OpenLayers/Events.js
index ca5fc4fb30..28f268c944 100644
--- a/lib/OpenLayers/Events.js
+++ b/lib/OpenLayers/Events.js
@@ -59,6 +59,10 @@ OpenLayers.Events.prototype = {
         var listeners = this.listeners[type];
         listeners.push( func.bindAsEventListener(obj) );
     },
+    
+    remove: function(type) {
+        this.listeners[type].pop();
+    },
 
     /**
     * @param {event} evt