diff --git a/lib/ace/mouse/default_handlers.js b/lib/ace/mouse/default_handlers.js
index 85ce5e5c..87708356 100644
--- a/lib/ace/mouse/default_handlers.js
+++ b/lib/ace/mouse/default_handlers.js
@@ -96,7 +96,7 @@ function DefaultHandlers(editor) {
                 editor.moveCursorToPosition(pos);
             }
             if(button == 2) {
-                editor.textInput.onContextMenu({x: pageX, y: pageY}, selectionEmpty);
+                editor.textInput.onContextMenu({x: ev.clientX, y: ev.clientY}, selectionEmpty);
                 event.capture(editor.container, function(){}, editor.textInput.onContextMenuClose);
             }
             return;
diff --git a/lib/ace/mouse/mouse_event.js b/lib/ace/mouse/mouse_event.js
index bc66a9da..e9146bd0 100644
--- a/lib/ace/mouse/mouse_event.js
+++ b/lib/ace/mouse/mouse_event.js
@@ -51,6 +51,9 @@ var MouseEvent = exports.MouseEvent = function(domEvent, editor) {
     this.pageX = event.getDocumentX(domEvent);
     this.pageY = event.getDocumentY(domEvent);
     
+    this.clientX = domEvent.clientX;
+    this.clientY = domEvent.clientY;
+
     this.$pos = null;
     this.$inSelection = null;
     
@@ -134,4 +137,4 @@ var MouseEvent = exports.MouseEvent = function(domEvent, editor) {
     
 }).call(MouseEvent.prototype);
 
-});
\ No newline at end of file
+});