diff --git a/examples/audioBall.js b/examples/audioBall.js
index cfa08ef3a2..a0d9423526 100644
--- a/examples/audioBall.js
+++ b/examples/audioBall.js
@@ -10,31 +10,18 @@
 //  in response to the audio intensity.
 //
 
-// add two vectors
-function vPlus(a, b) { 
-    var rval = { x: a.x + b.x, y: a.y + b.y, z: a.z + b.z };
-    return rval;
-}
-
-// multiply scalar with vector
-function vsMult(s, v) {
-    var rval = { x: s * v.x, y: s * v.y, z: s * v.z };
-    return rval;
-}
-
 var sound = new Sound("https://s3-us-west-1.amazonaws.com/highfidelity-public/sounds/Animals/mexicanWhipoorwill.raw");
 var FACTOR = 0.75;
 
 var countParticles = 0;    // the first time around we want to create the particle and thereafter to modify it.
 var particleID;
 
-function updateParticle()
-{
+function updateParticle() {
     // the particle should be placed in front of the user's avatar
-	var avatarFront = Quat.getFront(MyAvatar.orientation);
+    var avatarFront = Quat.getFront(MyAvatar.orientation);
 
     // move particle three units in front of the avatar
-    var particlePosition = vPlus(MyAvatar.position, vsMult (3, avatarFront));
+    var particlePosition = Vec3.sum(MyAvatar.position, Vec3.multiply(avatarFront, 3));
 
     // play a sound at the location of the particle
     var options = new AudioInjectionOptions();
@@ -42,11 +29,10 @@ function updateParticle()
     options.volume = 0.75;
     Audio.playSound(sound, options);
 
-	var audioAverageLoudness = MyAvatar.audioAverageLoudness * FACTOR;
+    var audioAverageLoudness = MyAvatar.audioAverageLoudness * FACTOR;
     //print ("Audio Loudness = " + MyAvatar.audioLoudness + " -- Audio Average Loudness = " + MyAvatar.audioAverageLoudness);
 
-    if (countParticles < 1)
-    {
+    if (countParticles < 1) {
         var particleProperies = {
             position: particlePosition // the particle should stay in front of the user's avatar as he moves
         ,   color: { red: 0, green: 255, blue: 0 }
@@ -59,8 +45,7 @@ function updateParticle()
         particleID = Particles.addParticle (particleProperies);
         countParticles++;
     }
-    else
-    {
+    else {
         // animates the particles radius and color in response to the changing audio intensity
         var newProperties = {
             position: particlePosition // the particle should stay in front of the user's avatar as he moves
diff --git a/examples/audioBallLifetime.js b/examples/audioBallLifetime.js
index da15ec7421..a7b8a0a749 100644
--- a/examples/audioBallLifetime.js
+++ b/examples/audioBallLifetime.js
@@ -10,28 +10,15 @@
 //  in response to the audio intensity.
 //
 
-// add two vectors
-function vPlus(a, b) { 
-    var rval = { x: a.x + b.x, y: a.y + b.y, z: a.z + b.z };
-    return rval;
-}
-
-// multiply scalar with vector
-function vsMult(s, v) {
-    var rval = { x: s * v.x, y: s * v.y, z: s * v.z };
-    return rval;
-}
-
 var sound = new Sound("https://s3-us-west-1.amazonaws.com/highfidelity-public/sounds/Animals/mexicanWhipoorwill.raw");
 var FACTOR = 0.75;
 
-function addParticle()
-{
+function addParticle() {
     // the particle should be placed in front of the user's avatar
     var avatarFront = Quat.getFront(MyAvatar.orientation);
 
     // move particle three units in front of the avatar
-    var particlePosition = vPlus(MyAvatar.position, vsMult (3, avatarFront));
+    var particlePosition = Vec3.sum(MyAvatar.position, Vec3.multiply (avatarFront, 3));
 
     // play a sound at the location of the particle
     var options = new AudioInjectionOptions();
diff --git a/interface/src/avatar/MyAvatar.cpp b/interface/src/avatar/MyAvatar.cpp
index b38d970011..a16162112e 100644
--- a/interface/src/avatar/MyAvatar.cpp
+++ b/interface/src/avatar/MyAvatar.cpp
@@ -141,7 +141,7 @@ void MyAvatar::update(float deltaTime) {
     }
 
     //  Get audio loudness data from audio input device
-	Audio *audio = Application::getInstance()->getAudio();
+    Audio* audio = Application::getInstance()->getAudio();
     _head.setAudioLoudness(audio->getLastInputLoudness());
     _head.setAudioAverageLoudness(audio->getAudioAverageInputLoudness());
 
diff --git a/libraries/avatars/src/HeadData.h b/libraries/avatars/src/HeadData.h
index 5b95d84d7b..04d5fe5b46 100644
--- a/libraries/avatars/src/HeadData.h
+++ b/libraries/avatars/src/HeadData.h
@@ -76,7 +76,7 @@ protected:
     float _rightEyeBlink;
     float _averageLoudness;
     float _browAudioLift;
-	float _audioAverageLoudness;
+    float _audioAverageLoudness;
     std::vector<float> _blendshapeCoefficients;
     float _pupilDilation;
     AvatarData* _owningAvatar;