1 files changed, 25 insertions, 14 deletions

diff --git a/js/panels/Timeline/TimelinePanel.reel/TimelinePanel.js b/js/panels/Timeline/TimelinePanel.reel/TimelinePanel.js
index b0ab3b19..7deaf0d1 100644
--- a/js/panels/Timeline/TimelinePanel.reel/TimelinePanel.js
+++ b/js/panels/Timeline/TimelinePanel.reel/TimelinePanel.js
@@ -1368,9 +1368,23 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
                 arrLayersLength = arrLayers.length,
                 targetIndex = 0,
                     isAlreadySelected = false,
-                    indexAlreadySelected = 0,
-                    indexLastClicked = 0;
+                    indexAlreadySelected = -5,
+                    indexLastClicked = 0,
+                    ua = navigator.userAgent.toLowerCase(),
+                                boolCommandControlKeyIsPressed = false;
+                        
+                        // Check to see if either the Command key (macs) or Control key (windows) is being pressed
+                        if (ua.indexOf("mac") > -1) {
+                                if (event.metaKey === true) {
+                                        boolCommandControlKeyIsPressed = true;  
+                                }
+                        } else {
+                                if (this._isControlPressed === true) {
+                                        boolCommandControlKeyIsPressed = true;
+                                }
+                        }
 
+                        
                         // Did the mousedown event originate within a layer?
                         if (ptrParent === false) {
                                 // No it did not.  Do nothing.
@@ -1387,17 +1401,15 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
             
             // Did we just click on a layer that's already selected?
                         if (this.currentLayersSelected !== false) {
-                                indexAlreadySelected = this.currentLayersSelected.indexOf(targetIndex);
+                                for (i = 0; i < this.currentLayersSelected.length; i++) {
+                                        if (this.currentLayersSelected[i] === targetIndex) {
+                                                indexAlreadySelected = i;
+                                        }
+                                }
                         }
                         if (indexAlreadySelected > -1) {
                                 isAlreadySelected = true;
                         }
-                        
-                        /*
-                        if (targetIndex > -1) {
-                                indexLastClicked = targetIndex;
-                        }
-                        */
             
             // Now, do the selection based on all of that information.
             if (this.currentLayersSelected.length === 0) {
@@ -1406,13 +1418,12 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
             } else {
                 // Something is already selected.  What do do depends on whether
                 // or not other keys are pressed.
-                    if (this._isControlPressed === true) {
-                        // Control key is being pressed, so we need to 
+                    if (boolCommandControlKeyIsPressed === true) {
+                        // Control or Command key is being pressed, so we need to 
                         // either add the current layer to selectedLayers
                         // or remove it if it's already there.
                                         if (this.currentLayersSelected === false) {
                                                 this.currentLayersSelected = [];
-                                                //this.currentLayerSelected = false;
                                         }
                         if (isAlreadySelected === false) {
                                 this.currentLayersSelected.push(targetIndex);
@@ -1444,9 +1455,7 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
                         this.currentLayersSelected = [targetIndex];
                         this.lastLayerClicked = targetIndex;
                     }
-                    
             }
-            //this._captureSelection = true;
             this.selectLayers(this.currentLayersSelected);
             this.updateStageSelection();
         }
@@ -1467,9 +1476,11 @@ var TimelinePanel = exports.TimelinePanel = Montage.create(Component, {
                                 // Control key has been pressed
                                 this._isControlPressed = true;
                         }
+                        /*
                         if (event.metaKey === true) {
                                 this._isControlPressed = true;
                         }
+                        */
                 }
         },