diff --git a/js/id/ui.js b/js/id/ui.js
index cb545665f..6d8534501 100644
--- a/js/id/ui.js
+++ b/js/id/ui.js
@@ -163,6 +163,7 @@ iD.ui = function(context) {
 
         function pan(d) {
             return function() {
+                d3.event.preventDefault();
                 context.pan(d);
             };
         }
@@ -176,10 +177,14 @@ iD.ui = function(context) {
             .on('↑', pan([0, pa]))
             .on('→', pan([-pa, 0]))
             .on('↓', pan([0, -pa]))
-            .on('shift+←', pan([mapDimensions[0], 0]))
-            .on('shift+↑', pan([0, mapDimensions[1]]))
-            .on('shift+→', pan([-mapDimensions[0], 0]))
-            .on('shift+↓', pan([0, -mapDimensions[1]]));
+            .on('⇧←', pan([mapDimensions[0], 0]))
+            .on('⇧↑', pan([0, mapDimensions[1]]))
+            .on('⇧→', pan([-mapDimensions[0], 0]))
+            .on('⇧↓', pan([0, -mapDimensions[1]]))
+            .on(iD.ui.cmd('⌘←'), pan([mapDimensions[0], 0]))
+            .on(iD.ui.cmd('⌘↑'), pan([0, mapDimensions[1]]))
+            .on(iD.ui.cmd('⌘→'), pan([-mapDimensions[0], 0]))
+            .on(iD.ui.cmd('⌘↓'), pan([0, -mapDimensions[1]]));
 
         d3.select(document)
             .call(keybinding);
diff --git a/js/id/ui/zoom.js b/js/id/ui/zoom.js
index ca03cc26a..4420c5531 100644
--- a/js/id/ui/zoom.js
+++ b/js/id/ui/zoom.js
@@ -11,6 +11,27 @@ iD.ui.Zoom = function(context) {
         key: '-'
     }];
 
+    function zoomIn() {
+        d3.event.preventDefault();
+        context.zoomIn();
+    }
+
+    function zoomOut() {
+        d3.event.preventDefault();
+        context.zoomOut();
+    }
+
+    function zoomInFurther() {
+        d3.event.preventDefault();
+        context.zoomInFurther();
+    }
+
+    function zoomOutFurther() {
+        d3.event.preventDefault();
+        context.zoomOutFurther();
+    }
+
+
     return function(selection) {
         var button = selection.selectAll('button')
             .data(zooms)
@@ -31,17 +52,16 @@ iD.ui.Zoom = function(context) {
         var keybinding = d3.keybinding('zoom');
 
         _.each(['=','ffequals','plus','ffplus'], function(key) {
-            keybinding.on(key, function() { context.zoomIn(); });
-            keybinding.on('⇧' + key, function() { context.zoomIn(); });
-            keybinding.on('ctrl+' + key, function() { context.zoomInFurther(); });
-            keybinding.on('ctrl+⇧' + key, function() { context.zoomInFurther(); });
+            keybinding.on(key, zoomIn);
+            keybinding.on('⇧' + key, zoomIn);
+            keybinding.on(iD.ui.cmd('⌘' + key), zoomInFurther);
+            keybinding.on(iD.ui.cmd('⌘⇧' + key), zoomInFurther);
         });
-
         _.each(['-','ffminus','_','dash'], function(key) {
-            keybinding.on(key, function() { context.zoomOut(); });
-            keybinding.on('⇧' + key, function() { context.zoomOut(); });
-            keybinding.on('ctrl+' + key, function() { context.zoomOutFurther(); });
-            keybinding.on('ctrl+⇧' + key, function() { context.zoomOutFurther(); });
+            keybinding.on(key, zoomOut);
+            keybinding.on('⇧' + key, zoomOut);
+            keybinding.on(iD.ui.cmd('⌘' + key), zoomOutFurther);
+            keybinding.on(iD.ui.cmd('⌘⇧' + key), zoomOutFurther);
         });
 
         d3.select(document)