--- a/mobile/chrome/content/browser.js
+++ b/mobile/chrome/content/browser.js
@@ -425,19 +425,19 @@ MouseController.prototype = {
   _browser: null,
   _contextID : null,
   _mousedown : false,
   _panning : false,
 
   init: function(aBrowser)
   {
     this._browser = aBrowser;
-    this._browser.addEventListener("mousedown", this, true);
-    this._browser.addEventListener("mouseup",this, true);
-    this._browser.addEventListener("mousemove", this, true);
+    this._browser.addEventListener("mousedown", this, false);
+    this._browser.addEventListener("mouseup",this, false);
+    this._browser.addEventListener("mousemove", this, false);
   },
 
   handleEvent: function(aEvent)
   {
     if (!aEvent.type in this)
       dump("MouseController called with unknown event type " + aEvent.type + "\n");
     this[aEvent.type](aEvent);
   },