--- a/coffee/calls.coffee	Sun Dec 04 01:33:05 2016 +0800
+++ b/coffee/calls.coffee	Sun Dec 04 01:40:21 2016 +0800
@@ -75,22 +75,22 @@
       @pause()
       @removeAttribute('src')
 
-  enableTracks: (tracks, state) ->
+  toggleTracks: (tracks, state) ->
     if tracks?
       for track in tracks
         track.enabled = state
 
   muteCam: ->
     muted = @model.get('local/video/muted')
-    @enableTracks(@model.get('local/stream')?.getVideoTracks?(), not muted)
+    @toggleTracks(@model.get('local/stream')?.getVideoTracks?(), not muted)
 
   muteMic: ->
     muted = @model.get('local/audio/muted')
-    @enableTracks(@model.get('local/stream')?.getAudioTracks?(), not muted)
+    @toggleTracks(@model.get('local/stream')?.getAudioTracks?(), not muted)
 
   muteAudio: ->
     muted = @model.get('remote/audio/muted')
-    @enableTracks(@model.get('remote/stream')?.getAudioTracks?(), not muted)
+    @toggleTracks(@model.get('remote/stream')?.getAudioTracks?(), not muted)
 
   render: ->
     @rivet = rivets.bind(@el, model: @model, view: @)

--- a/js/calls.js	Sun Dec 04 01:33:05 2016 +0800
+++ b/js/calls.js	Sun Dec 04 01:40:21 2016 +0800
@@ -131,7 +131,7 @@
       });
     };
 
-    CallView.prototype.enableTracks = function(tracks, state) {
+    CallView.prototype.toggleTracks = function(tracks, state) {
       var i, len, results, track;
       if (tracks != null) {
         results = [];
@@ -146,19 +146,19 @@
     CallView.prototype.muteCam = function() {
       var muted, ref;
       muted = this.model.get('local/video/muted');
-      return this.enableTracks((ref = this.model.get('local/stream')) != null ? typeof ref.getVideoTracks === "function" ? ref.getVideoTracks() : void 0 : void 0, !muted);
+      return this.toggleTracks((ref = this.model.get('local/stream')) != null ? typeof ref.getVideoTracks === "function" ? ref.getVideoTracks() : void 0 : void 0, !muted);
     };
 
     CallView.prototype.muteMic = function() {
       var muted, ref;
       muted = this.model.get('local/audio/muted');
-      return this.enableTracks((ref = this.model.get('local/stream')) != null ? typeof ref.getAudioTracks === "function" ? ref.getAudioTracks() : void 0 : void 0, !muted);
+      return this.toggleTracks((ref = this.model.get('local/stream')) != null ? typeof ref.getAudioTracks === "function" ? ref.getAudioTracks() : void 0 : void 0, !muted);
     };
 
     CallView.prototype.muteAudio = function() {
       var muted, ref;
       muted = this.model.get('remote/audio/muted');
-      return this.enableTracks((ref = this.model.get('remote/stream')) != null ? typeof ref.getAudioTracks === "function" ? ref.getAudioTracks() : void 0 : void 0, !muted);
+      return this.toggleTracks((ref = this.model.get('remote/stream')) != null ? typeof ref.getAudioTracks === "function" ? ref.getAudioTracks() : void 0 : void 0, !muted);
     };
 
     CallView.prototype.render = function() {