diff --git a/lib/OpenLayers/Control/PanZoomBar.js b/lib/OpenLayers/Control/PanZoomBar.js
index fca45c9844..26ba2ff858 100644
--- a/lib/OpenLayers/Control/PanZoomBar.js
+++ b/lib/OpenLayers/Control/PanZoomBar.js
@@ -242,12 +242,11 @@ OpenLayers.Control.PanZoomBar = OpenLayers.Class(OpenLayers.Control.PanZoom, {
         var y = evt.xy.y;
         var top = OpenLayers.Util.pagePosition(evt.object)[1];
         var levels = (y - top)/this.zoomStopHeight;
-        var zoom = (this.map.getNumZoomLevels() - 1) - levels; 
-        if(this.map.fractionalZoom) {
-           zoom = Math.min(Math.max(zoom, 0), this.map.getNumZoomLevels() - 1);
-        } else {
-            zoom = Math.floor(zoom);
+        if(!this.map.fractionalZoom) {
+            levels = Math.floor(levels);
         }    
+        var zoom = (this.map.getNumZoomLevels() - 1) - levels; 
+        zoom = Math.min(Math.max(zoom, 0), this.map.getNumZoomLevels() - 1);
         this.map.zoomTo(zoom);
         OpenLayers.Event.stop(evt);
     },
diff --git a/tests/Control/PanZoomBar.html b/tests/Control/PanZoomBar.html
index 43e74d51cf..b3c1f7815b 100644
--- a/tests/Control/PanZoomBar.html
+++ b/tests/Control/PanZoomBar.html
@@ -33,6 +33,23 @@
         map.addControl(control2, new OpenLayers.Pixel(100,100));
         t.eq( control2.div.style.top, "100px", "2nd control div is located correctly");
     }
+    function test_Control_PanZoomBar_divClick (t) {
+        t.plan(2);
+        map = new OpenLayers.Map('map', {controls:[]});
+        var layer = new OpenLayers.Layer.WMS("Test Layer", 
+            "http://octo.metacarta.com/cgi-bin/mapserv?",
+            {map: "/mapdata/vmap_wms.map", layers: "basic"});
+        map.addLayer(layer);
+        control = new OpenLayers.Control.PanZoomBar();
+        map.addControl(control);
+        control.divClick({'xy': {'x': 0, 'y': 50}, which: 1});
+        t.eq(map.zoom, 11, "zoom is correct on standard map");
+
+        map.fractionalZoom = true;
+        control.divClick({'xy': {'x': 0, 'y': 49}, which: 1});
+        t.eq(map.zoom.toFixed(3), '10.545', "zoom is correct on fractional zoom map");
+    
+    }
 
   </script>
 </head>