It loops but still problems on the constructor

src/core/Stage.js

@@ -10,7 +10,7 @@
  * @license    https://github.com/photonstorm/phaser/blob/master/license.txt  MIT License
 
 
-* @class Phaser.Camera
+* @class Stage
 * @constructor
 * @param game {Phaser.Game} game reference to the currently running game.
 * @param width {number} width of the canvas element

src/core/World.js

@@ -115,7 +115,7 @@ Phaser.World.prototype = {
 
     /**
     * Destroyer of worlds.
-    * @method setSize
+    * @method destroy
     */
     destroy: function () {
 

src/sound/Sound.js

@@ -20,6 +20,7 @@ Phaser.Sound = function (game, key, volume, loop) {
     this._volume = volume;
     this.markers = {};
 
+    
     /**
     * Reference to AudioContext instance.
     */
@@ -109,7 +110,7 @@ Phaser.Sound.prototype = {
     addMarker: function (name, start, stop, volume, loop) {
 
     	volume = volume || 1;
-    	loop = loop || false;
+    	if (typeof loop == 'undefined') { loop = false; }
 
         this.markers[name] = {
             name: name,
@@ -187,7 +188,9 @@ Phaser.Sound.prototype = {
 
 	/**
     * Play this sound, or a marked section of it.
+    
     * @param marker {string} Assets key of the sound you want to play.
+    * @param position {number} the starting position
     * @param [volume] {number} volume of the sound you want to play.
     * @param [loop] {bool} loop when it finished playing? (Default to false)
     * @return {Sound} The playing sound object.
@@ -200,7 +203,9 @@ Phaser.Sound.prototype = {
     	if (typeof loop == 'undefined') { loop = false; }
     	if (typeof forceRestart == 'undefined') { forceRestart = false; }
 
-        // console.log('play ' + marker + ' position ' + position + ' volume ' + volume + ' loop ' + loop);
+
+
+        console.log('play ' + marker + ' position ' + position + ' volume ' + volume + ' loop ' + loop);
 
         if (this.isPlaying == true && forceRestart == false && this.override == false)
         {

src/sound/SoundManager.js

@@ -1,6 +1,9 @@
 /**
 * Phaser - SoundManager
 *
+* @class SoundManager
+* @constructor
+* @param game {Phaser.Game} reference to the current game instance.
 */
 Phaser.SoundManager = function (game) {
 
@@ -225,10 +228,21 @@ Phaser.SoundManager.prototype = {
 
     },
 
+
+    /**
+    * 
+    * @method add
+    * @param key {string} Asset key for the sound.
+    * @param volume {number} default value for the volume.
+    * @param loop {bool} Whether or not the sound will loop.
+    */
+
     add: function (key, volume, loop) {
 
     	volume = volume || 1;
-    	loop = loop || false;
+    	if (typeof loop == 'undefined') { loop = false; }
+
+        
 
         var sound = new Phaser.Sound(this.game, key, volume, loop);