diff --git a/lib/OpenLayers/Control/Permalink.js b/lib/OpenLayers/Control/Permalink.js
index 0c57a0a9b5..c8f6064b34 100644
--- a/lib/OpenLayers/Control/Permalink.js
+++ b/lib/OpenLayers/Control/Permalink.js
@@ -76,10 +76,25 @@ OpenLayers.Control.Permalink.prototype =
      */
     updateLink: function() {
         var center = this.map.getCenter();
-        var zoom = this.map.getZoom(); 
-        var lat = Math.round(center.lat*100000)/100000;
-        var lon = Math.round(center.lon*100000)/100000;
-        this.element.href = this.base+"?lat="+lat+"&lon="+lon+"&zoom="+zoom; 
+        var zoom = "zoom=" + this.map.getZoom(); 
+        var lat = "lat=" + Math.round(center.lat*100000)/100000;
+        var lon = "lon=" + Math.round(center.lon*100000)/100000;
+        
+        var layers = "layers=";
+        var first = true;
+        for(var i=0; i< this.map.layers.length; i++) {
+            var layer = this.map.layers[i];
+            if (layer.getVisibility()) {
+                if (!first) {
+                    layers += ",";
+                }
+                layers += i;
+                first = false;
+            }
+        }
+        var href = this.base + "?" + lat + "&" + lon + "&" + 
+                                     zoom + "&" + layers; 
+        this.element.href = href;
     }, 
 
     setCenter: function() {
diff --git a/tests/test_Control_Permalink.html b/tests/test_Control_Permalink.html
index caae86cc89..d8defe48ab 100644
--- a/tests/test_Control_Permalink.html
+++ b/tests/test_Control_Permalink.html
@@ -21,9 +21,9 @@
         map.addControl(control);
         map.pan(5, 0);
         if (/MSIE/.test(navigator.userAgent)) {
-            t.eq($('permalink').href, "?lat=0&lon=1.75781&zoom=2", "Panning sets permalink");
+            t.eq($('permalink').href, "?lat=0&lon=1.75781&zoom=2&layers=0", "Panning sets permalink");
         } else {
-            t.eq($('permalink').href, location+"?lat=0&lon=1.75781&zoom=2", "Panning sets permalink");
+            t.eq($('permalink').href, location+"?lat=0&lon=1.75781&zoom=2&layers=0", "Panning sets permalink");
         }
     }
     function test_03_Control_Permalink_updateLinksBase (t) {
@@ -37,7 +37,7 @@
         if (!map.getCenter())  map.zoomToMaxExtent();
         map.addControl(control);
         map.pan(5, 0);
-        $('edit_permalink').href = './edit.html?lat=0&lon=1.75781&zoom=2';
+        $('edit_permalink').href = './edit.html?lat=0&lon=1.75781&zoom=2&layers=0';
         t.eq($('permalink').href, $('edit_permalink').href, "Panning sets permalink with base");
   }
   function test_04_Control_Permalink_noElement (t) {