Migrate to WebAudio API

index.html

@@ -32,7 +32,7 @@
 </div>
 <script type="text/javascript" src="scripts/q.js"></script>
 <script type="text/javascript" src="scripts/state-machine.js"></script>
-<script type="text/javascript" src="scripts/soundmanager2.js"></script>
+<script type="text/javascript" src="scripts/audio.js"></script>
 <script type="text/javascript" src="scripts/util.js"></script>
 <script type="text/javascript" src="scripts/game.js"></script>
 <script type="text/javascript" src="scripts/games/safari.js"></script>

scripts/audio.js

@@ -0,0 +1,84 @@
+var audioCtx = new (window.AudioContext || window.webkitAudioContext)();
+
+function loadSound(url) {
+  return fetch(url)
+    .then(response => response.arrayBuffer())
+    .then(buffer => audioCtx.decodeAudioData(buffer))
+    .then(audio => new Sound(audio, url));
+}
+
+function SFXManager() {
+  this.soundMap = {}
+}
+
+SFXManager.prototype.loadSound = function(name, url) {
+  var self = this;
+  return loadSound(url).then(sound => {
+    self.soundMap[name] = sound;
+  })
+}
+
+SFXManager.prototype.play = function(name) {
+  this.soundMap[name].play();
+}
+
+SFXManager.prototype.unloadSound = function(name) {
+  delete this.soundMap[name];
+}
+
+function Sound(buffer, url) {
+  this.buffer = buffer;
+  this.url = url;
+  this._target = audioCtx.destination;
+  this._source = null;
+  this._playStartTime = 0;
+  this._timeToStartFrom = 0;
+  this._playing = false;
+}
+
+Sound.prototype.setTarget = function(target) {
+  this._target = target;
+  if(this._playing) {
+    this.pause();
+    this.resume();
+  }
+}
+
+Sound.prototype._start = function(offset) {
+  this._source = audioCtx.createBufferSource();
+  this._source.buffer = this.buffer;
+  this._source.connect(this._target);
+  this._source.onended = function() {
+    this._playing = false;
+    this._timeToStartFrom = 0;
+  }.bind(this);
+  this._playStartTime = audioCtx.currentTime;
+  this._timeToStartFrom = offset;
+  this._playing = true;
+  this._source.start(0, this._timeToStartFrom);
+}
+
+Sound.prototype.play = function() {
+  if(this._playing) {
+    this.pause();
+  }
+  this._start(0);
+}
+
+Sound.prototype.resume = function() {
+  this._start(this._timeToStartFrom);
+}
+
+Sound.prototype.pause = function() {
+  // in case the sound has not been played yet
+  if(this._source == null) return;
+
+  this._playing = false;
+  this._source.onended = null;
+  this._source.stop();
+  this._source.disconnect();
+  var elapsedTime = this._timeToStartFrom + audioCtx.currentTime - this._playStartTime;
+  this._timeToStartFrom = elapsedTime;
+}
+
+var sfxManager = new SFXManager();

scripts/game.js

@@ -16,15 +16,6 @@ WebFontConfig = {
   s.parentNode.insertBefore(wf, s);
 })();
 
-var soundDeferred = Q.defer();
-soundManager.setup({
-  url: 'swf/',
-  flashVersion: 9,
-  onready: function() {
-    soundDeferred.resolve(this);
-  }
-});
-
 var Game = {
   canvas: document.getElementById('game'),
   context: document.getElementById('game').getContext('2d'),
@@ -46,18 +37,16 @@ var Game = {
       delete Game.keysDown[e.keyCode];
     }, false);
 
-    var fontPromise = fontDeferred.promise.timeout(5000);
-    var soundPromise = soundDeferred.promise.then(function() {
-      return [
-        createSound('confirm', 'sound/confirm.mp3'),
-        createSound('back', 'sound/back.mp3'),
-        createSound('pause', 'sound/pause.mp3'),
-        createSound('cursor', 'sound/cursor.mp3')
-      ]
-    });
+    var resourcePromises = [
+      fontDeferred.promise.timeout(5000),
+      sfxManager.loadSound('confirm', 'sound/confirm.mp3'),
+      sfxManager.loadSound('back', 'sound/back.mp3'),
+      sfxManager.loadSound('pause', 'sound/pause.mp3'),
+      sfxManager.loadSound('cursor', 'sound/cursor.mp3')
+    ];
 
     Game.sceneManager.push(SplashScreen);
-    Q.allResolved([fontPromise, soundPromise]).done(function() {
+    Q.allResolved(resourcePromises).done(function() {
       Game.sceneManager.pop();
       Game.sceneManager.push(MainMenu);
     });
@@ -242,16 +231,16 @@ var MainMenu = new Scene();
         document.title = alternate ? 'SoundVoyager' : 'audventure';
         break;
       case 38:
-        soundManager.play('cursor');
+        sfxManager.play('cursor');
         selected = (selected + games.length -1) % games.length;
         break;
       case 40:
-        soundManager.play('cursor');
+        sfxManager.play('cursor');
         selected = (selected + 1) % games.length;
         break;
       case 32:
       case 13:
-        soundManager.play('confirm');
+        sfxManager.play('confirm');
         games[selected].start();
     }
   }
@@ -294,13 +283,13 @@ var PauseScreen = new Scene();
       case 113:
       case 27:
         Game.sceneManager.pop(2);
-        soundManager.play('back');
+        sfxManager.play('back');
         break;
       case 80:
       case 112:
       case 32:
         Game.sceneManager.pop(1, 0);
-        soundManager.play('back');
+        sfxManager.play('back');
     }
   };
   PauseScreen.load = PauseScreen.resume = function() {
@@ -324,4 +313,4 @@ var PauseScreen = new Scene();
   };
 })();
 
-Game.start();
+Game.start();

scripts/games/safari.js

@@ -47,7 +47,7 @@ function SoundSafari(beatInfo, endless) {
       },
       onpoint: function() {
         ++points;
-        soundManager.play('get');
+        sfxManager.play('get');
         if(!endless && points >= beats.length) {
           state.win();
         }
@@ -62,6 +62,25 @@ function SoundSafari(beatInfo, endless) {
   var beats = [];
   var currentBeats = [];
 
+  // Setup sound pipeline
+  var analyser = audioCtx.createAnalyser();
+  analyser.fftSize = 32;
+  var spectrum = new Uint8Array(analyser.frequencyBinCount);
+
+  var panner = audioCtx.createPanner();
+  panner.panningModel = 'HRTF';
+  panner.distanceModel = 'exponential';
+  panner.refDistance = 50;
+  panner.rolloffFactor = 1.2;
+  panner.setOrientation(0, 0, 1);
+  panner.coneInnerAngle = 60;
+  panner.coneOuterAngle = 60;
+  panner.coneOuterGain = 0.7;
+  audioCtx.listener.setOrientation(0,0,-1,0,1,0);
+
+  analyser.connect(panner);
+  panner.connect(audioCtx.destination);
+
   // Drawing functions
   {
     function drawLeafV(point, h, w) {
@@ -91,12 +110,12 @@ function SoundSafari(beatInfo, endless) {
       ctx.rect(
         margin - ctx.lineWidth,
         canvas.height - barHeight - ctx.lineWidth - margin,
-        activeTarget.spectrum.length * (barWidth+barSpacing) + 2 * ctx.lineWidth - barSpacing,
+        spectrum.length * (barWidth+barSpacing) + 2 * ctx.lineWidth - barSpacing,
         barHeight + 2 * ctx.lineWidth
       );
       ctx.stroke();
-      for(var i = 0; i < activeTarget.spectrum.length; ++i) {
-        var height = activeTarget.spectrum[i]*20;
+      for(var i = 0; i < spectrum.length; ++i) {
+        var height = spectrum[i] / 255 * 20;
         ctx.fillStyle = starColors[i];
         ctx.fillRect(i * (barWidth + barSpacing) + margin, canvas.height - height - margin, barWidth, height);
       }
@@ -223,7 +242,7 @@ function SoundSafari(beatInfo, endless) {
       }
 
       if(state.current == 'playing') {
-        var newAlpha = 1.5 * activeTarget.spectrum[this.type];
+        var newAlpha = spectrum[this.type] / 255 * 1.5;
         var a = 0.9;
         this.alpha = Math.min(1, activeTarget.shimmerFactor * (this.alpha * (1-a) + newAlpha * a));
       }
@@ -277,8 +296,7 @@ function SoundSafari(beatInfo, endless) {
 
       if(colliding(player, this)) {
         state.point();
-        this.beat.sound.setPan(0);
-        this.beat.sound.setVolume(100);
+        this.beat.sound.setTarget(audioCtx.destination);
         this.shouldDelete = true;
         return;
       }
@@ -299,7 +317,7 @@ function SoundSafari(beatInfo, endless) {
       else {
         angle = s * 100;
       }
-      this.beat.sound.setPan(Math.max(xDistAbs, angle) * s);
+      panner.setPosition(xDist, 0, yDist);
 
       var rDist = xDist*xDist + yDist*yDist;
       if(rDist >= 250000) {
@@ -307,14 +325,12 @@ function SoundSafari(beatInfo, endless) {
       }
       rDist = 250000 - rDist;
       rDist /= 2500;
-      this.beat.sound.setVolume(rDist);
 
       this.shimmerFactor = easeOutExpo(Math.abs(xDist), 1, -1, LEVEL_SIZE/2) * rDist / 100;
       if(isNaN(this.shimmerFactor) || this.shimmerFactor < 0) {
         this.shimmerFactor = 0;
       }
-      var pos = gameTime % this.beat.info.duration;
-      if(pos < this.beat.sound.duration) this.spectrum = this.beat.sound.getSpectrum(pos);
+      analyser.getByteFrequencyData(spectrum);
     };
   }
 
@@ -336,7 +352,9 @@ function SoundSafari(beatInfo, endless) {
   var activeTarget;
 
   function switchBeat(index) {
+    currentBeats.forEach(beat => beat.sound.setTarget(audioCtx.destination));
     var currentBeat = beats[index];
+    currentBeat.sound.setTarget(analyser);
     currentBeats.push(currentBeat);
     if(currentBeats.length > Math.min(4, beats.length)) {
       currentBeats.splice(0, 1);
@@ -472,7 +490,7 @@ function SoundSafari(beatInfo, endless) {
       case 112: // p
       case 32:  // space
         Game.pause();
-        soundManager.play('pause');
+        sfxManager.play('pause');
         break;
       case 68:  // D
         debug = !debug;
@@ -485,13 +503,13 @@ function SoundSafari(beatInfo, endless) {
     beats = [];
     var soundPromises = beatInfo.map(function(elem, index) {
       var beat = { info: elem, rounds: 0 };
-      var promise = createSound('beat'+index, elem.url).then(function(sound) {
+      var promise = loadSound(elem.url).then(function(sound) {
         beat.sound = sound;
       });
       beats.push(beat);
       return promise;
     });
-    soundPromises.push(createSound('get', 'sound/get.mp3'));
+    soundPromises.push(sfxManager.loadSound('get', 'sound/get.mp3'));
 
     this.textAlphaTween = this.tween(0)
       .wait(0.5)
@@ -511,8 +529,7 @@ function SoundSafari(beatInfo, endless) {
 
   this.unload = function() {
     removeEventListener('keypress', onKeyUp);
-    soundManager.destroySound('get');
-    beats.forEach(function(beat) {beat.sound.destruct()});
+    sfxManager.unloadSound('get');
   };
 
   this.pause = function() {

scripts/soundmanager2.js

@@ -1,5724 +0,0 @@
-/** @license
- *
- * SoundManager 2: JavaScript Sound for the Web
- * ----------------------------------------------
- * http://schillmania.com/projects/soundmanager2/
- *
- * Copyright (c) 2007, Scott Schiller. All rights reserved.
- * Code provided under the BSD License:
- * http://schillmania.com/projects/soundmanager2/license.txt
- *
- * V2.97a.20130324 ("Mahalo" Edition)
- */
-
-/*global window, SM2_DEFER, sm2Debugger, console, document, navigator, setTimeout, setInterval, clearInterval, Audio, opera */
-/*jslint regexp: true, sloppy: true, white: true, nomen: true, plusplus: true, todo: true */
-
-/**
- * About this file
- * -------------------------------------------------------------------------------------
- * This is the fully-commented source version of the SoundManager 2 API,
- * recommended for use during development and testing.
- *
- * See soundmanager2-nodebug-jsmin.js for an optimized build (~11KB with gzip.)
- * http://schillmania.com/projects/soundmanager2/doc/getstarted/#basic-inclusion
- * Alternately, serve this file with gzip for 75% compression savings (~30KB over HTTP.)
- *
- * You may notice <d> and </d> comments in this source; these are delimiters for
- * debug blocks which are removed in the -nodebug builds, further optimizing code size.
- *
- * Also, as you may note: Whoa, reliable cross-platform/device audio support is hard! ;)
- */
-
-(function(window, _undefined) {
-
-"use strict";
-
-var soundManager = null;
-
-/**
- * The SoundManager constructor.
- *
- * @constructor
- * @param {string} smURL Optional: Path to SWF files
- * @param {string} smID Optional: The ID to use for the SWF container element
- * @this {SoundManager}
- * @return {SoundManager} The new SoundManager instance
- */
-
-function SoundManager(smURL, smID) {
-
-  /**
-   * soundManager configuration options list
-   * defines top-level configuration properties to be applied to the soundManager instance (eg. soundManager.flashVersion)
-   * to set these properties, use the setup() method - eg., soundManager.setup({url: '/swf/', flashVersion: 9})
-   */
-
-  this.setupOptions = {
-
-    'url': (smURL || null),             // path (directory) where SoundManager 2 SWFs exist, eg., /path/to/swfs/
-    'flashVersion': 8,                  // flash build to use (8 or 9.) Some API features require 9.
-    'debugMode': true,                  // enable debugging output (console.log() with HTML fallback)
-    'debugFlash': false,                // enable debugging output inside SWF, troubleshoot Flash/browser issues
-    'useConsole': true,                 // use console.log() if available (otherwise, writes to #soundmanager-debug element)
-    'consoleOnly': true,                // if console is being used, do not create/write to #soundmanager-debug
-    'waitForWindowLoad': false,         // force SM2 to wait for window.onload() before trying to call soundManager.onload()
-    'bgColor': '#ffffff',               // SWF background color. N/A when wmode = 'transparent'
-    'useHighPerformance': false,        // position:fixed flash movie can help increase js/flash speed, minimize lag
-    'flashPollingInterval': null,       // msec affecting whileplaying/loading callback frequency. If null, default of 50 msec is used.
-    'html5PollingInterval': null,       // msec affecting whileplaying() for HTML5 audio, excluding mobile devices. If null, native HTML5 update events are used.
-    'flashLoadTimeout': 1000,           // msec to wait for flash movie to load before failing (0 = infinity)
-    'wmode': null,                      // flash rendering mode - null, 'transparent', or 'opaque' (last two allow z-index to work)
-    'allowScriptAccess': 'always',      // for scripting the SWF (object/embed property), 'always' or 'sameDomain'
-    'useFlashBlock': false,             // *requires flashblock.css, see demos* - allow recovery from flash blockers. Wait indefinitely and apply timeout CSS to SWF, if applicable.
-    'useHTML5Audio': true,              // use HTML5 Audio() where API is supported (most Safari, Chrome versions), Firefox (no MP3/MP4.) Ideally, transparent vs. Flash API where possible.
-    'html5Test': /^(probably|maybe)$/i, // HTML5 Audio() format support test. Use /^probably$/i; if you want to be more conservative.
-    'preferFlash': true,                // overrides useHTML5audio. if true and flash support present, will try to use flash for MP3/MP4 as needed since HTML5 audio support is still quirky in browsers.
-    'noSWFCache': false                 // if true, appends ?ts={date} to break aggressive SWF caching.
-
-  };
-
-  this.defaultOptions = {
-
-    /**
-     * the default configuration for sound objects made with createSound() and related methods
-     * eg., volume, auto-load behaviour and so forth
-     */
-
-    'autoLoad': false,        // enable automatic loading (otherwise .load() will be called on demand with .play(), the latter being nicer on bandwidth - if you want to .load yourself, you also can)
-    'autoPlay': false,        // enable playing of file as soon as possible (much faster if "stream" is true)
-    'from': null,             // position to start playback within a sound (msec), default = beginning
-    'loops': 1,               // how many times to repeat the sound (position will wrap around to 0, setPosition() will break out of loop when >0)
-    'onid3': null,            // callback function for "ID3 data is added/available"
-    'onload': null,           // callback function for "load finished"
-    'whileloading': null,     // callback function for "download progress update" (X of Y bytes received)
-    'onplay': null,           // callback for "play" start
-    'onpause': null,          // callback for "pause"
-    'onresume': null,         // callback for "resume" (pause toggle)
-    'whileplaying': null,     // callback during play (position update)
-    'onposition': null,       // object containing times and function callbacks for positions of interest
-    'onstop': null,           // callback for "user stop"
-    'onfailure': null,        // callback function for when playing fails
-    'onfinish': null,         // callback function for "sound finished playing"
-    'multiShot': true,        // let sounds "restart" or layer on top of each other when played multiple times, rather than one-shot/one at a time
-    'multiShotEvents': false, // fire multiple sound events (currently onfinish() only) when multiShot is enabled
-    'position': null,         // offset (milliseconds) to seek to within loaded sound data.
-    'pan': 0,                 // "pan" settings, left-to-right, -100 to 100
-    'stream': true,           // allows playing before entire file has loaded (recommended)
-    'to': null,               // position to end playback within a sound (msec), default = end
-    'type': null,             // MIME-like hint for file pattern / canPlay() tests, eg. audio/mp3
-    'usePolicyFile': false,   // enable crossdomain.xml request for audio on remote domains (for ID3/waveform access)
-    'volume': 100             // self-explanatory. 0-100, the latter being the max.
-
-  };
-
-  this.flash9Options = {
-
-    /**
-     * flash 9-only options,
-     * merged into defaultOptions if flash 9 is being used
-     */
-
-    'isMovieStar': null,      // "MovieStar" MPEG4 audio mode. Null (default) = auto detect MP4, AAC etc. based on URL. true = force on, ignore URL
-    'usePeakData': false,     // enable left/right channel peak (level) data
-    'useWaveformData': false, // enable sound spectrum (raw waveform data) - NOTE: May increase CPU load.
-    'useEQData': false,       // enable sound EQ (frequency spectrum data) - NOTE: May increase CPU load.
-    'onbufferchange': null,   // callback for "isBuffering" property change
-    'ondataerror': null       // callback for waveform/eq data access error (flash playing audio in other tabs/domains)
-
-  };
-
-  this.movieStarOptions = {
-
-    /**
-     * flash 9.0r115+ MPEG4 audio options,
-     * merged into defaultOptions if flash 9+movieStar mode is enabled
-     */
-
-    'bufferTime': 3,          // seconds of data to buffer before playback begins (null = flash default of 0.1 seconds - if AAC playback is gappy, try increasing.)
-    'serverURL': null,        // rtmp: FMS or FMIS server to connect to, required when requesting media via RTMP or one of its variants
-    'onconnect': null,        // rtmp: callback for connection to flash media server
-    'duration': null          // rtmp: song duration (msec)
-
-  };
-
-  this.audioFormats = {
-
-    /**
-     * determines HTML5 support + flash requirements.
-     * if no support (via flash and/or HTML5) for a "required" format, SM2 will fail to start.
-     * flash fallback is used for MP3 or MP4 if HTML5 can't play it (or if preferFlash = true)
-     */
-
-    'mp3': {
-      'type': ['audio/mpeg; codecs="mp3"', 'audio/mpeg', 'audio/mp3', 'audio/MPA', 'audio/mpa-robust'],
-      'required': true
-    },
-
-    'mp4': {
-      'related': ['aac','m4a','m4b'], // additional formats under the MP4 container
-      'type': ['audio/mp4; codecs="mp4a.40.2"', 'audio/aac', 'audio/x-m4a', 'audio/MP4A-LATM', 'audio/mpeg4-generic'],
-      'required': false
-    },
-
-    'ogg': {
-      'type': ['audio/ogg; codecs=vorbis'],
-      'required': false
-    },
-
-    'opus': {
-      'type': ['audio/ogg; codecs=opus', 'audio/opus'],
-      'required': false
-    },
-
-    'wav': {
-      'type': ['audio/wav; codecs="1"', 'audio/wav', 'audio/wave', 'audio/x-wav'],
-      'required': false
-    }
-
-  };
-
-  // HTML attributes (id + class names) for the SWF container
-
-  this.movieID = 'sm2-container';
-  this.id = (smID || 'sm2movie');
-
-  this.debugID = 'soundmanager-debug';
-  this.debugURLParam = /([#?&])debug=1/i;
-
-  // dynamic attributes
-
-  this.versionNumber = 'V2.97a.20130324';
-  this.version = null;
-  this.movieURL = null;
-  this.altURL = null;
-  this.swfLoaded = false;
-  this.enabled = false;
-  this.oMC = null;
-  this.sounds = {};
-  this.soundIDs = [];
-  this.muted = false;
-  this.didFlashBlock = false;
-  this.filePattern = null;
-
-  this.filePatterns = {
-
-    'flash8': /\.mp3(\?.*)?$/i,
-    'flash9': /\.mp3(\?.*)?$/i
-
-  };
-
-  // support indicators, set at init
-
-  this.features = {
-
-    'buffering': false,
-    'peakData': false,
-    'waveformData': false,
-    'eqData': false,
-    'movieStar': false
-
-  };
-
-  // flash sandbox info, used primarily in troubleshooting
-
-  this.sandbox = {
-
-    // <d>
-    'type': null,
-    'types': {
-      'remote': 'remote (domain-based) rules',
-      'localWithFile': 'local with file access (no internet access)',
-      'localWithNetwork': 'local with network (internet access only, no local access)',
-      'localTrusted': 'local, trusted (local+internet access)'
-    },
-    'description': null,
-    'noRemote': null,
-    'noLocal': null
-    // </d>
-
-  };
-
-  /**
-   * format support (html5/flash)
-   * stores canPlayType() results based on audioFormats.
-   * eg. { mp3: boolean, mp4: boolean }
-   * treat as read-only.
-   */
-
-  this.html5 = {
-    'usingFlash': null // set if/when flash fallback is needed
-  };
-
-  // file type support hash
-  this.flash = {};
-
-  // determined at init time
-  this.html5Only = false;
-
-  // used for special cases (eg. iPad/iPhone/palm OS?)
-  this.ignoreFlash = false;
-
-  /**
-   * a few private internals (OK, a lot. :D)
-   */
-
-  var SMSound,
-  sm2 = this, globalHTML5Audio = null, flash = null, sm = 'soundManager', smc = sm + ': ', h5 = 'HTML5::', id, ua = navigator.userAgent, wl = window.location.href.toString(), doc = document, doNothing, setProperties, init, fV, on_queue = [], debugOpen = true, debugTS, didAppend = false, appendSuccess = false, didInit = false, disabled = false, windowLoaded = false, _wDS, wdCount = 0, initComplete, mixin, assign, extraOptions, addOnEvent, processOnEvents, initUserOnload, delayWaitForEI, waitForEI, setVersionInfo, handleFocus, strings, initMovie, preInit, domContentLoaded, winOnLoad, didDCLoaded, getDocument, createMovie, catchError, setPolling, initDebug, debugLevels = ['log', 'info', 'warn', 'error'], defaultFlashVersion = 8, disableObject, failSafely, normalizeMovieURL, oRemoved = null, oRemovedHTML = null, str, flashBlockHandler, getSWFCSS, swfCSS, toggleDebug, loopFix, policyFix, complain, idCheck, waitingForEI = false, initPending = false, startTimer, stopTimer, timerExecute, h5TimerCount = 0, h5IntervalTimer = null, parseURL, messages = [],
-  needsFlash = null, featureCheck, html5OK, html5CanPlay, html5Ext, html5Unload, domContentLoadedIE, testHTML5, event, slice = Array.prototype.slice, useGlobalHTML5Audio = false, lastGlobalHTML5URL, hasFlash, detectFlash, badSafariFix, html5_events, showSupport, flushMessages, wrapCallback,
-  is_iDevice = ua.match(/(ipad|iphone|ipod)/i), isAndroid = ua.match(/android/i), isIE = ua.match(/msie/i), isWebkit = ua.match(/webkit/i), isSafari = (ua.match(/safari/i) && !ua.match(/chrome/i)), isOpera = (ua.match(/opera/i)),
-  mobileHTML5 = (ua.match(/(mobile|pre\/|xoom)/i) || is_iDevice || isAndroid),
-  isBadSafari = (!wl.match(/usehtml5audio/i) && !wl.match(/sm2\-ignorebadua/i) && isSafari && !ua.match(/silk/i) && ua.match(/OS X 10_6_([3-7])/i)), // Safari 4 and 5 (excluding Kindle Fire, "Silk") occasionally fail to load/play HTML5 audio on Snow Leopard 10.6.3 through 10.6.7 due to bug(s) in QuickTime X and/or other underlying frameworks. :/ Confirmed bug. https://bugs.webkit.org/show_bug.cgi?id=32159
-  hasConsole = (window.console !== _undefined && console.log !== _undefined), isFocused = (doc.hasFocus !== _undefined?doc.hasFocus():null), tryInitOnFocus = (isSafari && (doc.hasFocus === _undefined || !doc.hasFocus())), okToDisable = !tryInitOnFocus, flashMIME = /(mp3|mp4|mpa|m4a|m4b)/i,
-  emptyURL = 'about:blank', // safe URL to unload, or load nothing from (flash 8 + most HTML5 UAs)
-  overHTTP = (doc.location?doc.location.protocol.match(/http/i):null),
-  http = (!overHTTP ? 'http:/'+'/' : ''),
-  // mp3, mp4, aac etc.
-  netStreamMimeTypes = /^\s*audio\/(?:x-)?(?:mpeg4|aac|flv|mov|mp4||m4v|m4a|m4b|mp4v|3gp|3g2)\s*(?:$|;)/i,
-  // Flash v9.0r115+ "moviestar" formats
-  netStreamTypes = ['mpeg4', 'aac', 'flv', 'mov', 'mp4', 'm4v', 'f4v', 'm4a', 'm4b', 'mp4v', '3gp', '3g2'],
-  netStreamPattern = new RegExp('\\.(' + netStreamTypes.join('|') + ')(\\?.*)?$', 'i');
-
-  this.mimePattern = /^\s*audio\/(?:x-)?(?:mp(?:eg|3))\s*(?:$|;)/i; // default mp3 set
-
-  // use altURL if not "online"
-  this.useAltURL = !overHTTP;
-
-  swfCSS = {
-
-    'swfBox': 'sm2-object-box',
-    'swfDefault': 'movieContainer',
-    'swfError': 'swf_error', // SWF loaded, but SM2 couldn't start (other error)
-    'swfTimedout': 'swf_timedout',
-    'swfLoaded': 'swf_loaded',
-    'swfUnblocked': 'swf_unblocked', // or loaded OK
-    'sm2Debug': 'sm2_debug',
-    'highPerf': 'high_performance',
-    'flashDebug': 'flash_debug'
-
-  };
-
-  /**
-   * basic HTML5 Audio() support test
-   * try...catch because of IE 9 "not implemented" nonsense
-   * https://github.com/Modernizr/Modernizr/issues/224
-   */
-
-  this.hasHTML5 = (function() {
-    try {
-      // new Audio(null) for stupid Opera 9.64 case, which throws not_enough_arguments exception otherwise.
-      return (Audio !== _undefined && (isOpera && opera !== _undefined && opera.version() < 10 ? new Audio(null) : new Audio()).canPlayType !== _undefined);
-    } catch(e) {
-      return false;
-    }
-  }());
-
-  /**
-   * Public SoundManager API
-   * -----------------------
-   */
-
-  /**
-   * Configures top-level soundManager properties.
-   *
-   * @param {object} options Option parameters, eg. { flashVersion: 9, url: '/path/to/swfs/' }
-   * onready and ontimeout are also accepted parameters. call soundManager.setup() to see the full list.
-   */
-
-  this.setup = function(options) {
-
-    var noURL = (!sm2.url);
-
-    // warn if flash options have already been applied
-
-    if (options !== _undefined && didInit && needsFlash && sm2.ok() && (options.flashVersion !== _undefined || options.url !== _undefined || options.html5Test !== _undefined)) {
-      complain(str('setupLate'));
-    }
-
-    // TODO: defer: true?
-
-    assign(options);
-
-    // special case 1: "Late setup". SM2 loaded normally, but user didn't assign flash URL eg., setup({url:...}) before SM2 init. Treat as delayed init.
-
-    if (noURL && didDCLoaded && options.url !== _undefined) {
-      sm2.beginDelayedInit();
-    }
-
-    // special case 2: If lazy-loading SM2 (DOMContentLoaded has already happened) and user calls setup() with url: parameter, try to init ASAP.
-
-    if (!didDCLoaded && options.url !== _undefined && doc.readyState === 'complete') {
-      setTimeout(domContentLoaded, 1);
-    }
-
-    return sm2;
-
-  };
-
-  this.ok = function() {
-
-    return (needsFlash?(didInit && !disabled):(sm2.useHTML5Audio && sm2.hasHTML5));
-
-  };
-
-  this.supported = this.ok; // legacy
-
-  this.getMovie = function(smID) {
-
-    // safety net: some old browsers differ on SWF references, possibly related to ExternalInterface / flash version
-    return id(smID) || doc[smID] || window[smID];
-
-  };
-
-  /**
-   * Creates a SMSound sound object instance.
-   *
-   * @param {object} oOptions Sound options (at minimum, id and url parameters are required.)
-   * @return {object} SMSound The new SMSound object.
-   */
-
-  this.createSound = function(oOptions, _url) {
-
-    var cs, cs_string, options, oSound = null;
-
-    // <d>
-    cs = sm + '.createSound(): ';
-    cs_string = cs + str(!didInit?'notReady':'notOK');
-    // </d>
-
-    if (!didInit || !sm2.ok()) {
-      complain(cs_string);
-      return false;
-    }
-
-    if (_url !== _undefined) {
-      // function overloading in JS! :) ..assume simple createSound(id,url) use case
-      oOptions = {
-        'id': oOptions,
-        'url': _url
-      };
-    }
-
-    // inherit from defaultOptions
-    options = mixin(oOptions);
-
-    options.url = parseURL(options.url);
-
-    // <d>
-    if (options.id.toString().charAt(0).match(/^[0-9]$/)) {
-      sm2._wD(cs + str('badID', options.id), 2);
-    }
-
-    sm2._wD(cs + options.id + ' (' + options.url + ')', 1);
-    // </d>
-
-    if (idCheck(options.id, true)) {
-      sm2._wD(cs + options.id + ' exists', 1);
-      return sm2.sounds[options.id];
-    }
-
-    function make() {
-
-      options = loopFix(options);
-      sm2.sounds[options.id] = new SMSound(options);
-      sm2.soundIDs.push(options.id);
-      return sm2.sounds[options.id];
-
-    }
-
-    if (html5OK(options)) {
-
-      oSound = make();
-      sm2._wD(options.id + ': Using HTML5');
-      oSound._setup_html5(options);
-
-    } else {
-
-      if (fV > 8) {
-        if (options.isMovieStar === null) {
-          // attempt to detect MPEG-4 formats
-          options.isMovieStar = !!(options.serverURL || (options.type ? options.type.match(netStreamMimeTypes) : false) || options.url.match(netStreamPattern));
-        }
-        // <d>
-        if (options.isMovieStar) {
-          sm2._wD(cs + 'using MovieStar handling');
-          if (options.loops > 1) {
-            _wDS('noNSLoop');
-          }
-        }
-        // </d>
-      }
-
-      options = policyFix(options, cs);
-      oSound = make();
-
-      if (fV === 8) {
-        flash._createSound(options.id, options.loops||1, options.usePolicyFile);
-      } else {
-        flash._createSound(options.id, options.url, options.usePeakData, options.useWaveformData, options.useEQData, options.isMovieStar, (options.isMovieStar?options.bufferTime:false), options.loops||1, options.serverURL, options.duration||null, options.autoPlay, true, options.autoLoad, options.usePolicyFile);
-        if (!options.serverURL) {
-          // We are connected immediately
-          oSound.connected = true;
-          if (options.onconnect) {
-            options.onconnect.apply(oSound);
-          }
-        }
-      }
-
-      if (!options.serverURL && (options.autoLoad || options.autoPlay)) {
-        // call load for non-rtmp streams
-        oSound.load(options);
-      }
-
-    }
-
-    // rtmp will play in onconnect
-    if (!options.serverURL && options.autoPlay) {
-      oSound.play();
-    }
-
-    return oSound;
-
-  };
-
-  /**
-   * Destroys a SMSound sound object instance.
-   *
-   * @param {string} sID The ID of the sound to destroy
-   */
-
-  this.destroySound = function(sID, _bFromSound) {
-
-    // explicitly destroy a sound before normal page unload, etc.
-
-    if (!idCheck(sID)) {
-      return false;
-    }
-
-    var oS = sm2.sounds[sID], i;
-
-    // Disable all callbacks while the sound is being destroyed
-    oS._iO = {};
-
-    oS.stop();
-    oS.unload();
-
-    for (i = 0; i < sm2.soundIDs.length; i++) {
-      if (sm2.soundIDs[i] === sID) {
-        sm2.soundIDs.splice(i, 1);
-        break;
-      }
-    }
-
-    if (!_bFromSound) {
-      // ignore if being called from SMSound instance
-      oS.destruct(true);
-    }
-
-    oS = null;
-    delete sm2.sounds[sID];
-
-    return true;
-
-  };
-
-  /**
-   * Calls the load() method of a SMSound object by ID.
-   *
-   * @param {string} sID The ID of the sound
-   * @param {object} oOptions Optional: Sound options
-   */
-
-  this.load = function(sID, oOptions) {
-
-    if (!idCheck(sID)) {
-      return false;
-    }
-    return sm2.sounds[sID].load(oOptions);
-
-  };
-
-  /**
-   * Calls the unload() method of a SMSound object by ID.
-   *
-   * @param {string} sID The ID of the sound
-   */
-
-  this.unload = function(sID) {
-
-    if (!idCheck(sID)) {
-      return false;
-    }
-    return sm2.sounds[sID].unload();
-
-  };
-
-  /**
-   * Calls the onPosition() method of a SMSound object by ID.
-   *
-   * @param {string} sID The ID of the sound
-   * @param {number} nPosition The position to watch for
-   * @param {function} oMethod The relevant callback to fire
-   * @param {object} oScope Optional: The scope to apply the callback to
-   * @return {SMSound} The SMSound object
-   */
-
-  this.onPosition = function(sID, nPosition, oMethod, oScope) {
-
-    if (!idCheck(sID)) {
-      return false;
-    }
-    return sm2.sounds[sID].onposition(nPosition, oMethod, oScope);
-
-  };
-
-  // legacy/backwards-compability: lower-case method name
-  this.onposition = this.onPosition;
-
-  /**
-   * Calls the clearOnPosition() method of a SMSound object by ID.
-   *
-   * @param {string} sID The ID of the sound
-   * @param {number} nPosition The position to watch for
-   * @param {function} oMethod Optional: The relevant callback to fire
-   * @return {SMSound} The SMSound object
-   */
-
-  this.clearOnPosition = function(sID, nPosition, oMethod) {
-
-    if (!idCheck(sID)) {
-      return false;
-    }
-    return sm2.sounds[sID].clearOnPosition(nPosition, oMethod);
-
-  };
-
-  /**
-   * Calls the play() method of a SMSound object by ID.
-   *
-   * @param {string} sID The ID of the sound
-   * @param {object} oOptions Optional: Sound options
-   * @return {SMSound} The SMSound object
-   */
-
-  this.play = function(sID, oOptions) {
-
-    var result = false;
-
-    if (!didInit || !sm2.ok()) {
-      complain(sm + '.play(): ' + str(!didInit?'notReady':'notOK'));
-      return result;
-    }
-
-    if (!idCheck(sID)) {
-      if (!(oOptions instanceof Object)) {
-        // overloading use case: play('mySound','/path/to/some.mp3');
-        oOptions = {
-          url: oOptions
-        };
-      }
-      if (oOptions && oOptions.url) {
-        // overloading use case, create+play: .play('someID',{url:'/path/to.mp3'});
-        sm2._wD(sm + '.play(): attempting to create "' + sID + '"', 1);
-        oOptions.id = sID;
-        result = sm2.createSound(oOptions).play();
-      }
-      return result;
-    }
-
-    return sm2.sounds[sID].play(oOptions);
-
-  };
-
-  this.start = this.play; // just for convenience
-
-  /**
-   * Calls the setPosition() method of a SMSound object by ID.
-   *
-   * @param {string} sID The ID of the sound
-   * @param {number} nMsecOffset Position (milliseconds)
-   * @return {SMSound} The SMSound object
-   */
-
-  this.setPosition = function(sID, nMsecOffset) {
-
-    if (!idCheck(sID)) {
-      return false;
-    }
-    return sm2.sounds[sID].setPosition(nMsecOffset);
-
-  };
-
-  /**
-   * Calls the stop() method of a SMSound object by ID.
-   *
-   * @param {string} sID The ID of the sound
-   * @return {SMSound} The SMSound object
-   */
-
-  this.stop = function(sID) {
-
-    if (!idCheck(sID)) {
-      return false;
-    }
-
-    sm2._wD(sm + '.stop(' + sID + ')', 1);
-    return sm2.sounds[sID].stop();
-
-  };
-
-  /**
-   * Stops all currently-playing sounds.
-   */
-
-  this.stopAll = function() {
-
-    var oSound;
-    sm2._wD(sm + '.stopAll()', 1);
-
-    for (oSound in sm2.sounds) {
-      if (sm2.sounds.hasOwnProperty(oSound)) {
-        // apply only to sound objects
-        sm2.sounds[oSound].stop();
-      }
-    }
-
-  };
-
-  /**
-   * Calls the pause() method of a SMSound object by ID.
-   *
-   * @param {string} sID The ID of the sound
-   * @return {SMSound} The SMSound object
-   */
-
-  this.pause = function(sID) {
-
-    if (!idCheck(sID)) {
-      return false;
-    }
-    return sm2.sounds[sID].pause();
-
-  };
-
-  /**
-   * Pauses all currently-playing sounds.
-   */
-
-  this.pauseAll = function() {
-
-    var i;
-    for (i = sm2.soundIDs.length-1; i >= 0; i--) {
-      sm2.sounds[sm2.soundIDs[i]].pause();
-    }
-
-  };
-
-  /**
-   * Calls the resume() method of a SMSound object by ID.
-   *
-   * @param {string} sID The ID of the sound
-   * @return {SMSound} The SMSound object
-   */
-
-  this.resume = function(sID) {
-
-    if (!idCheck(sID)) {
-      return false;
-    }
-    return sm2.sounds[sID].resume();
-
-  };
-
-  /**
-   * Resumes all currently-paused sounds.
-   */
-
-  this.resumeAll = function() {
-
-    var i;
-    for (i = sm2.soundIDs.length-1; i >= 0; i--) {
-      sm2.sounds[sm2.soundIDs[i]].resume();
-    }
-
-  };
-
-  /**
-   * Calls the togglePause() method of a SMSound object by ID.
-   *
-   * @param {string} sID The ID of the sound
-   * @return {SMSound} The SMSound object
-   */
-
-  this.togglePause = function(sID) {
-
-    if (!idCheck(sID)) {
-      return false;
-    }
-    return sm2.sounds[sID].togglePause();
-
-  };
-
-  /**
-   * Calls the setPan() method of a SMSound object by ID.
-   *
-   * @param {string} sID The ID of the sound
-   * @param {number} nPan The pan value (-100 to 100)
-   * @return {SMSound} The SMSound object
-   */
-
-  this.setPan = function(sID, nPan) {
-
-    if (!idCheck(sID)) {
-      return false;
-    }
-    return sm2.sounds[sID].setPan(nPan);
-
-  };
-
-  /**
-   * Calls the setVolume() method of a SMSound object by ID.
-   *
-   * @param {string} sID The ID of the sound
-   * @param {number} nVol The volume value (0 to 100)
-   * @return {SMSound} The SMSound object
-   */
-
-  this.setVolume = function(sID, nVol) {
-
-    if (!idCheck(sID)) {
-      return false;
-    }
-    return sm2.sounds[sID].setVolume(nVol);
-
-  };
-
-  /**
-   * Calls the mute() method of either a single SMSound object by ID, or all sound objects.
-   *
-   * @param {string} sID Optional: The ID of the sound (if omitted, all sounds will be used.)
-   */
-
-  this.mute = function(sID) {
-
-    var i = 0;
-
-    if (sID instanceof String) {
-      sID = null;
-    }
-
-    if (!sID) {
-
-      sm2._wD(sm + '.mute(): Muting all sounds');
-      for (i = sm2.soundIDs.length-1; i >= 0; i--) {
-        sm2.sounds[sm2.soundIDs[i]].mute();
-      }
-      sm2.muted = true;
-
-    } else {
-
-      if (!idCheck(sID)) {
-        return false;
-      }
-      sm2._wD(sm + '.mute(): Muting "' + sID + '"');
-      return sm2.sounds[sID].mute();
-
-    }
-
-    return true;
-
-  };
-
-  /**
-   * Mutes all sounds.
-   */
-
-  this.muteAll = function() {
-
-    sm2.mute();
-
-  };
-
-  /**
-   * Calls the unmute() method of either a single SMSound object by ID, or all sound objects.
-   *
-   * @param {string} sID Optional: The ID of the sound (if omitted, all sounds will be used.)
-   */
-
-  this.unmute = function(sID) {
-
-    var i;
-
-    if (sID instanceof String) {
-      sID = null;
-    }
-
-    if (!sID) {
-
-      sm2._wD(sm + '.unmute(): Unmuting all sounds');
-      for (i = sm2.soundIDs.length-1; i >= 0; i--) {
-        sm2.sounds[sm2.soundIDs[i]].unmute();
-      }
-      sm2.muted = false;
-
-    } else {
-
-      if (!idCheck(sID)) {
-        return false;
-      }
-      sm2._wD(sm + '.unmute(): Unmuting "' + sID + '"');
-      return sm2.sounds[sID].unmute();
-
-    }
-
-    return true;
-
-  };
-
-  /**
-   * Unmutes all sounds.
-   */
-
-  this.unmuteAll = function() {
-
-    sm2.unmute();
-
-  };
-
-  /**
-   * Calls the toggleMute() method of a SMSound object by ID.
-   *
-   * @param {string} sID The ID of the sound
-   * @return {SMSound} The SMSound object
-   */
-
-  this.toggleMute = function(sID) {
-
-    if (!idCheck(sID)) {
-      return false;
-    }
-    return sm2.sounds[sID].toggleMute();
-
-  };
-
-  /**
-   * Retrieves the memory used by the flash plugin.
-   *
-   * @return {number} The amount of memory in use
-   */
-
-  this.getMemoryUse = function() {
-
-    // flash-only
-    var ram = 0;
-
-    if (flash && fV !== 8) {
-      ram = parseInt(flash._getMemoryUse(), 10);
-    }
-
-    return ram;
-
-  };
-
-  /**
-   * Undocumented: NOPs soundManager and all SMSound objects.
-   */
-
-  this.disable = function(bNoDisable) {
-
-    // destroy all functions
-    var i;
-
-    if (bNoDisable === _undefined) {
-      bNoDisable = false;
-    }
-
-    if (disabled) {
-      return false;
-    }
-
-    disabled = true;
-    _wDS('shutdown', 1);
-
-    for (i = sm2.soundIDs.length-1; i >= 0; i--) {
-      disableObject(sm2.sounds[sm2.soundIDs[i]]);
-    }
-
-    // fire "complete", despite fail
-    initComplete(bNoDisable);
-    event.remove(window, 'load', initUserOnload);
-
-    return true;
-
-  };
-
-  /**
-   * Determines playability of a MIME type, eg. 'audio/mp3'.
-   */
-
-  this.canPlayMIME = function(sMIME) {
-
-    var result;
-
-    if (sm2.hasHTML5) {
-      result = html5CanPlay({type:sMIME});
-    }
-
-    if (!result && needsFlash) {
-      // if flash 9, test netStream (movieStar) types as well.
-      result = (sMIME && sm2.ok() ? !!((fV > 8 ? sMIME.match(netStreamMimeTypes) : null) || sMIME.match(sm2.mimePattern)) : null);
-    }
-
-    return result;
-
-  };
-
-  /**
-   * Determines playability of a URL based on audio support.
-   *
-   * @param {string} sURL The URL to test
-   * @return {boolean} URL playability
-   */
-
-  this.canPlayURL = function(sURL) {
-
-    var result;
-
-    if (sm2.hasHTML5) {
-      result = html5CanPlay({url: sURL});
-    }
-
-    if (!result && needsFlash) {
-      result = (sURL && sm2.ok() ? !!(sURL.match(sm2.filePattern)) : null);
-    }
-
-    return result;
-
-  };
-
-  /**
-   * Determines playability of an HTML DOM &lt;a&gt; object (or similar object literal) based on audio support.
-   *
-   * @param {object} oLink an HTML DOM &lt;a&gt; object or object literal including href and/or type attributes
-   * @return {boolean} URL playability
-   */
-
-  this.canPlayLink = function(oLink) {
-
-    if (oLink.type !== _undefined && oLink.type) {
-      if (sm2.canPlayMIME(oLink.type)) {
-        return true;
-      }
-    }
-
-    return sm2.canPlayURL(oLink.href);
-
-  };
-
-  /**
-   * Retrieves a SMSound object by ID.
-   *
-   * @param {string} sID The ID of the sound
-   * @return {SMSound} The SMSound object
-   */
-
-  this.getSoundById = function(sID, _suppressDebug) {
-
-    if (!sID) {
-      throw new Error(sm + '.getSoundById(): sID is null/_undefined');
-    }
-
-    var result = sm2.sounds[sID];
-
-    // <d>
-    if (!result && !_suppressDebug) {
-      sm2._wD('"' + sID + '" is an invalid sound ID.', 2);
-    }
-    // </d>
-
-    return result;
-
-  };
-
-  /**
-   * Queues a callback for execution when SoundManager has successfully initialized.
-   *
-   * @param {function} oMethod The callback method to fire
-   * @param {object} oScope Optional: The scope to apply to the callback
-   */
-
-  this.onready = function(oMethod, oScope) {
-
-    var sType = 'onready',
-        result = false;
-
-    if (typeof oMethod === 'function') {
-
-      // <d>
-      if (didInit) {
-        sm2._wD(str('queue', sType));
-      }
-      // </d>
-
-      if (!oScope) {
-        oScope = window;
-      }
-
-      addOnEvent(sType, oMethod, oScope);
-      processOnEvents();
-
-      result = true;
-
-    } else {
-
-      throw str('needFunction', sType);
-
-    }
-
-    return result;
-
-  };
-
-  /**
-   * Queues a callback for execution when SoundManager has failed to initialize.
-   *
-   * @param {function} oMethod The callback method to fire
-   * @param {object} oScope Optional: The scope to apply to the callback
-   */
-
-  this.ontimeout = function(oMethod, oScope) {
-
-    var sType = 'ontimeout',
-        result = false;
-
-    if (typeof oMethod === 'function') {
-
-      // <d>
-      if (didInit) {
-        sm2._wD(str('queue', sType));
-      }
-      // </d>
-
-      if (!oScope) {
-        oScope = window;
-      }
-
-      addOnEvent(sType, oMethod, oScope);
-      processOnEvents({type:sType});
-
-      result = true;
-
-    } else {
-
-      throw str('needFunction', sType);
-
-    }
-
-    return result;
-
-  };
-
-  /**
-   * Writes console.log()-style debug output to a console or in-browser element.
-   * Applies when debugMode = true
-   *
-   * @param {string} sText The console message
-   * @param {object} nType Optional log level (number), or object. Number case: Log type/style where 0 = 'info', 1 = 'warn', 2 = 'error'. Object case: Object to be dumped.
-   */
-
-  this._writeDebug = function(sText, sTypeOrObject) {
-
-    // pseudo-private console.log()-style output
-    // <d>
-
-    var sDID = 'soundmanager-debug', o, oItem;
-
-    if (!sm2.debugMode) {
-      return false;
-    }
-
-    if (hasConsole && sm2.useConsole) {
-      if (sTypeOrObject && typeof sTypeOrObject === 'object') {
-        // object passed; dump to console.
-        console.log(sText, sTypeOrObject);
-      } else if (debugLevels[sTypeOrObject] !== _undefined) {
-        console[debugLevels[sTypeOrObject]](sText);
-      } else {
-        console.log(sText);
-      }
-      if (sm2.consoleOnly) {
-        return true;
-      }
-    }
-
-    o = id(sDID);
-
-    if (!o) {
-      return false;
-    }
-
-    oItem = doc.createElement('div');
-
-    if (++wdCount % 2 === 0) {
-      oItem.className = 'sm2-alt';
-    }
-
-    if (sTypeOrObject === _undefined) {
-      sTypeOrObject = 0;
-    } else {
-      sTypeOrObject = parseInt(sTypeOrObject, 10);
-    }
-
-    oItem.appendChild(doc.createTextNode(sText));
-
-    if (sTypeOrObject) {
-      if (sTypeOrObject >= 2) {
-        oItem.style.fontWeight = 'bold';
-      }
-      if (sTypeOrObject === 3) {
-        oItem.style.color = '#ff3333';
-      }
-    }
-
-    // top-to-bottom
-    // o.appendChild(oItem);
-
-    // bottom-to-top
-    o.insertBefore(oItem, o.firstChild);
-
-    o = null;
-    // </d>
-
-    return true;
-
-  };
-
-  // <d>
-  // last-resort debugging option
-  if (wl.indexOf('sm2-debug=alert') !== -1) {
-    this._writeDebug = function(sText) {
-      window.alert(sText);
-    };
-  }
-  // </d>
-
-  // alias
-  this._wD = this._writeDebug;
-
-  /**
-   * Provides debug / state information on all SMSound objects.
-   */
-
-  this._debug = function() {
-
-    // <d>
-    var i, j;
-    _wDS('currentObj', 1);
-
-    for (i = 0, j = sm2.soundIDs.length; i < j; i++) {
-      sm2.sounds[sm2.soundIDs[i]]._debug();
-    }
-    // </d>
-
-  };
-
-  /**
-   * Restarts and re-initializes the SoundManager instance.
-   *
-   * @param {boolean} resetEvents Optional: When true, removes all registered onready and ontimeout event callbacks.
-   * @param {boolean} excludeInit Options: When true, does not call beginDelayedInit() (which would restart SM2).
-   * @return {object} soundManager The soundManager instance.
-   */
-
-  this.reboot = function(resetEvents, excludeInit) {
-
-    // reset some (or all) state, and re-init unless otherwise specified.
-
-    // <d>
-    if (sm2.soundIDs.length) {
-      sm2._wD('Destroying ' + sm2.soundIDs.length + ' SMSound objects...');
-    }
-    // </d>
-
-    var i, j, k;
-
-    for (i = sm2.soundIDs.length-1; i >= 0; i--) {
-      sm2.sounds[sm2.soundIDs[i]].destruct();
-    }
-
-    // trash ze flash
-
-    if (flash) {
-
-      try {
-
-        if (isIE) {
-          oRemovedHTML = flash.innerHTML;
-        }
-
-        oRemoved = flash.parentNode.removeChild(flash);
-
-        _wDS('flRemoved');
-
-      } catch(e) {
-
-        // Remove failed? May be due to flash blockers silently removing the SWF object/embed node from the DOM. Warn and continue.
-
-        _wDS('badRemove', 2);
-
-      }
-
-    }
-
-    // actually, force recreate of movie.
-
-    oRemovedHTML = oRemoved = needsFlash = flash = null;
-
-    sm2.enabled = didDCLoaded = didInit = waitingForEI = initPending = didAppend = appendSuccess = disabled = useGlobalHTML5Audio = sm2.swfLoaded = false;
-
-    sm2.soundIDs = [];
-    sm2.sounds = {};
-
-    if (!resetEvents) {
-      // reset callbacks for onready, ontimeout etc. so that they will fire again on re-init
-      for (i in on_queue) {
-        if (on_queue.hasOwnProperty(i)) {
-          for (j = 0, k = on_queue[i].length; j < k; j++) {
-            on_queue[i][j].fired = false;
-          }
-        }
-      }
-    } else {
-      // remove all callbacks entirely
-      on_queue = [];
-    }
-
-    // <d>
-    if (!excludeInit) {
-      sm2._wD(sm + ': Rebooting...');
-    }
-    // </d>
-
-    // reset HTML5 and flash canPlay test results
-
-    sm2.html5 = {
-      'usingFlash': null
-    };
-
-    sm2.flash = {};
-
-    // reset device-specific HTML/flash mode switches
-
-    sm2.html5Only = false;
-    sm2.ignoreFlash = false;
-
-    window.setTimeout(function() {
-
-      preInit();
-
-      // by default, re-init
-
-      if (!excludeInit) {
-        sm2.beginDelayedInit();
-      }
-
-    }, 20);
-
-    return sm2;
-
-  };
-
-  this.reset = function() {
-
-    /**
-     * Shuts down and restores the SoundManager instance to its original loaded state, without an explicit reboot. All onready/ontimeout handlers are removed.
-     * After this call, SM2 may be re-initialized via soundManager.beginDelayedInit().
-     * @return {object} soundManager The soundManager instance.
-     */
-
-    _wDS('reset');
-    return sm2.reboot(true, true);
-
-  };
-
-  /**
-   * Undocumented: Determines the SM2 flash movie's load progress.
-   *
-   * @return {number or null} Percent loaded, or if invalid/unsupported, null.
-   */
-
-  this.getMoviePercent = function() {
-
-    /**
-     * Interesting syntax notes...
-     * Flash/ExternalInterface (ActiveX/NPAPI) bridge methods are not typeof "function" nor instanceof Function, but are still valid.
-     * Additionally, JSLint dislikes ('PercentLoaded' in flash)-style syntax and recommends hasOwnProperty(), which does not work in this case.
-     * Furthermore, using (flash && flash.PercentLoaded) causes IE to throw "object doesn't support this property or method".
-     * Thus, 'in' syntax must be used.
-     */
-
-    return (flash && 'PercentLoaded' in flash ? flash.PercentLoaded() : null); // Yes, JSLint. See nearby comment in source for explanation.
-
-  };
-
-  /**
-   * Additional helper for manually invoking SM2's init process after DOM Ready / window.onload().
-   */
-
-  this.beginDelayedInit = function() {
-
-    windowLoaded = true;
-    domContentLoaded();
-
-    setTimeout(function() {
-
-      if (initPending) {
-        return false;
-      }
-
-      createMovie();
-      initMovie();
-      initPending = true;
-
-      return true;
-
-    }, 20);
-
-    delayWaitForEI();
-
-  };
-
-  /**
-   * Destroys the SoundManager instance and all SMSound instances.
-   */
-
-  this.destruct = function() {
-
-    sm2._wD(sm + '.destruct()');
-    sm2.disable(true);
-
-  };
-
-  /**
-   * SMSound() (sound object) constructor
-   * ------------------------------------
-   *
-   * @param {object} oOptions Sound options (id and url are required attributes)
-   * @return {SMSound} The new SMSound object
-   */
-
-  SMSound = function(oOptions) {
-
-    var s = this, resetProperties, add_html5_events, remove_html5_events, stop_html5_timer, start_html5_timer, attachOnPosition, onplay_called = false, onPositionItems = [], onPositionFired = 0, detachOnPosition, applyFromTo, lastURL = null, lastHTML5State;
-
-    lastHTML5State = {
-      // tracks duration + position (time)
-      duration: null,
-      time: null
-    };
-
-    this.id = oOptions.id;
-
-    // legacy
-    this.sID = this.id;
-
-    this.url = oOptions.url;
-    this.options = mixin(oOptions);
-
-    // per-play-instance-specific options
-    this.instanceOptions = this.options;
-
-    // short alias
-    this._iO = this.instanceOptions;
-
-    // assign property defaults
-    this.pan = this.options.pan;
-    this.volume = this.options.volume;
-
-    // whether or not this object is using HTML5
-    this.isHTML5 = false;
-
-    // internal HTML5 Audio() object reference
-    this._a = null;
-
-    /**
-     * SMSound() public methods
-     * ------------------------
-     */
-
-    this.id3 = {};
-
-    /**
-     * Writes SMSound object parameters to debug console
-     */
-
-    this._debug = function() {
-
-      // <d>
-      sm2._wD(s.id + ': Merged options:', s.options);
-      // </d>
-
-    };
-
-    /**
-     * Begins loading a sound per its *url*.
-     *
-     * @param {object} oOptions Optional: Sound options
-     * @return {SMSound} The SMSound object
-     */
-
-    this.load = function(oOptions) {
-
-      var oSound = null, instanceOptions;
-
-      if (oOptions !== _undefined) {
-        s._iO = mixin(oOptions, s.options);
-      } else {
-        oOptions = s.options;
-        s._iO = oOptions;
-        if (lastURL && lastURL !== s.url) {
-          _wDS('manURL');
-          s._iO.url = s.url;
-          s.url = null;
-        }
-      }
-
-      if (!s._iO.url) {
-        s._iO.url = s.url;
-      }
-
-      s._iO.url = parseURL(s._iO.url);
-
-      // ensure we're in sync
-      s.instanceOptions = s._iO;
-
-      // local shortcut
-      instanceOptions = s._iO;
-
-      sm2._wD(s.id + ': load (' + instanceOptions.url + ')');
-
-      if (instanceOptions.url === s.url && s.readyState !== 0 && s.readyState !== 2) {
-        _wDS('onURL', 1);
-        // if loaded and an onload() exists, fire immediately.
-        if (s.readyState === 3 && instanceOptions.onload) {
-          // assume success based on truthy duration.
-          wrapCallback(s, function() {
-            instanceOptions.onload.apply(s, [(!!s.duration)]);
-          });
-        }
-        return s;
-      }
-
-      // reset a few state properties
-
-      s.loaded = false;
-      s.readyState = 1;
-      s.playState = 0;
-      s.id3 = {};
-
-      // TODO: If switching from HTML5 -> flash (or vice versa), stop currently-playing audio.
-
-      if (html5OK(instanceOptions)) {
-
-        oSound = s._setup_html5(instanceOptions);
-
-        if (!oSound._called_load) {
-
-          s._html5_canplay = false;
-
-          // TODO: review called_load / html5_canplay logic
-
-          // if url provided directly to load(), assign it here.
-
-          if (s.url !== instanceOptions.url) {
-
-            sm2._wD(_wDS('manURL') + ': ' + instanceOptions.url);
-
-            s._a.src = instanceOptions.url;
-
-            // TODO: review / re-apply all relevant options (volume, loop, onposition etc.)
-
-            // reset position for new URL
-            s.setPosition(0);
-
-          }
-
-          // given explicit load call, try to preload.
-
-          // early HTML5 implementation (non-standard)
-          s._a.autobuffer = 'auto';
-
-          // standard
-          s._a.preload = 'auto';
-
-          s._a._called_load = true;
-
-          if (instanceOptions.autoPlay) {
-            s.play();
-          }
-
-        } else {
-
-          sm2._wD(s.id + ': Ignoring request to load again');
-
-        }
-
-      } else {
-
-        try {
-          s.isHTML5 = false;
-          s._iO = policyFix(loopFix(instanceOptions));
-          // re-assign local shortcut
-          instanceOptions = s._iO;
-          if (fV === 8) {
-            flash._load(s.id, instanceOptions.url, instanceOptions.stream, instanceOptions.autoPlay, instanceOptions.usePolicyFile);
-          } else {
-            flash._load(s.id, instanceOptions.url, !!(instanceOptions.stream), !!(instanceOptions.autoPlay), instanceOptions.loops||1, !!(instanceOptions.autoLoad), instanceOptions.usePolicyFile);
-          }
-        } catch(e) {
-          _wDS('smError', 2);
-          debugTS('onload', false);
-          catchError({type:'SMSOUND_LOAD_JS_EXCEPTION', fatal:true});
-        }
-
-      }
-
-      // after all of this, ensure sound url is up to date.
-      s.url = instanceOptions.url;
-
-      return s;
-
-    };
-
-    /**
-     * Unloads a sound, canceling any open HTTP requests.
-     *
-     * @return {SMSound} The SMSound object
-     */
-
-    this.unload = function() {
-
-      // Flash 8/AS2 can't "close" a stream - fake it by loading an empty URL
-      // Flash 9/AS3: Close stream, preventing further load
-      // HTML5: Most UAs will use empty URL
-
-      if (s.readyState !== 0) {
-
-        sm2._wD(s.id + ': unload()');
-
-        if (!s.isHTML5) {
-
-          if (fV === 8) {
-            flash._unload(s.id, emptyURL);
-          } else {
-            flash._unload(s.id);
-          }
-
-        } else {
-
-          stop_html5_timer();
-
-          if (s._a) {
-
-            s._a.pause();
-            html5Unload(s._a, emptyURL);
-
-            // update empty URL, too
-            lastURL = emptyURL;
-
-          }
-
-        }
-
-        // reset load/status flags
-        resetProperties();
-
-      }
-
-      return s;
-
-    };
-
-    /**
-     * Unloads and destroys a sound.
-     */
-
-    this.destruct = function(_bFromSM) {
-
-      sm2._wD(s.id + ': Destruct');
-
-      if (!s.isHTML5) {
-
-        // kill sound within Flash
-        // Disable the onfailure handler
-        s._iO.onfailure = null;
-        flash._destroySound(s.id);
-
-      } else {
-
-        stop_html5_timer();
-
-        if (s._a) {
-          s._a.pause();
-          html5Unload(s._a);
-          if (!useGlobalHTML5Audio) {
-            remove_html5_events();
-          }
-          // break obvious circular reference
-          s._a._s = null;
-          s._a = null;
-        }
-
-      }
-
-      if (!_bFromSM) {
-        // ensure deletion from controller
-        sm2.destroySound(s.id, true);
-
-      }
-
-    };
-
-    /**
-     * Begins playing a sound.
-     *
-     * @param {object} oOptions Optional: Sound options
-     * @return {SMSound} The SMSound object
-     */
-
-    this.play = function(oOptions, _updatePlayState) {
-
-      var fN, allowMulti, a, onready, startOK = true,
-          exit = null;
-
-      // <d>
-      fN = s.id + ': play(): ';
-      // </d>
-
-      // default to true
-      _updatePlayState = (_updatePlayState === _undefined ? true : _updatePlayState);
-
-      if (!oOptions) {
-        oOptions = {};
-      }
-
-      // first, use local URL (if specified)
-      if (s.url) {
-        s._iO.url = s.url;
-      }
-
-      // mix in any options defined at createSound()
-      s._iO = mixin(s._iO, s.options);
-
-      // mix in any options specific to this method
-      s._iO = mixin(oOptions, s._iO);
-
-      s._iO.url = parseURL(s._iO.url);
-
-      s.instanceOptions = s._iO;
-
-      // RTMP-only
-      if (s._iO.serverURL && !s.connected) {
-        if (!s.getAutoPlay()) {
-          sm2._wD(fN +' Netstream not connected yet - setting autoPlay');
-          s.setAutoPlay(true);
-        }
-        // play will be called in onconnect()
-        return s;
-      }
-
-      if (html5OK(s._iO)) {
-        s._setup_html5(s._iO);
-        start_html5_timer();
-      }
-
-      if (s.playState === 1 && !s.paused) {
-        allowMulti = s._iO.multiShot;
-        if (!allowMulti) {
-          sm2._wD(fN + 'Already playing (one-shot)', 1);
-          exit = s;
-        } else {
-          sm2._wD(fN + 'Already playing (multi-shot)', 1);
-        }
-      }
-
-      if (exit !== null) {
-        return exit;
-      }
-
-      // edge case: play() with explicit URL parameter
-      if (oOptions.url && oOptions.url !== s.url) {
-        // load using merged options
-        s.load(s._iO);
-      }
-
-      if (!s.loaded) {
-
-        if (s.readyState === 0) {
-
-          sm2._wD(fN + 'Attempting to load');
-
-          // try to get this sound playing ASAP
-          if (!s.isHTML5) {
-            // assign directly because setAutoPlay() increments the instanceCount
-            s._iO.autoPlay = true;
-            s.load(s._iO);
-          } else {
-            // iOS needs this when recycling sounds, loading a new URL on an existing object.
-            s.load(s._iO);
-          }
-
-          // HTML5 hack - re-set instanceOptions?
-          s.instanceOptions = s._iO;
-
-        } else if (s.readyState === 2) {
-
-          sm2._wD(fN + 'Could not load - exiting', 2);
-          exit = s;
-
-        } else {
-
-          sm2._wD(fN + 'Loading - attempting to play...');
-
-        }
-
-      } else {
-
-        // "play()"
-        sm2._wD(fN.substr(0, fN.lastIndexOf(':')));
-
-      }
-
-      if (exit !== null) {
-        return exit;
-      }
-
-      if (!s.isHTML5 && fV === 9 && s.position > 0 && s.position === s.duration) {
-        // flash 9 needs a position reset if play() is called while at the end of a sound.
-        sm2._wD(fN + 'Sound at end, resetting to position:0');
-        oOptions.position = 0;
-      }
-
-      /**
-       * Streams will pause when their buffer is full if they are being loaded.
-       * In this case paused is true, but the song hasn't started playing yet.
-       * If we just call resume() the onplay() callback will never be called.
-       * So only call resume() if the position is > 0.
-       * Another reason is because options like volume won't have been applied yet.
-       * For normal sounds, just resume.
-       */
-
-      if (s.paused && s.position >= 0 && (!s._iO.serverURL || s.position > 0)) {
-
-        // https://gist.github.com/37b17df75cc4d7a90bf6
-        sm2._wD(fN + 'Resuming from paused state', 1);
-        s.resume();
-
-      } else {
-
-        s._iO = mixin(oOptions, s._iO);
-
-        // apply from/to parameters, if they exist (and not using RTMP)
-        if (s._iO.from !== null && s._iO.to !== null && s.instanceCount === 0 && s.playState === 0 && !s._iO.serverURL) {
-
-          onready = function() {
-            // sound "canplay" or onload()
-            // re-apply from/to to instance options, and start playback
-            s._iO = mixin(oOptions, s._iO);
-            s.play(s._iO);
-          };
-
-          // HTML5 needs to at least have "canplay" fired before seeking.
-          if (s.isHTML5 && !s._html5_canplay) {
-
-            // this hasn't been loaded yet. load it first, and then do this again.
-            sm2._wD(fN + 'Beginning load for from/to case');
-
-            s.load({
-              // TODO: was _oncanplay. Sounds wrong.
-              oncanplay: onready
-            });
-
-            exit = false;
-
-          } else if (!s.isHTML5 && !s.loaded && (!s.readyState || s.readyState !== 2)) {
-
-            // to be safe, preload the whole thing in Flash.
-
-            sm2._wD(fN + 'Preloading for from/to case');
-
-            s.load({
-              onload: onready
-            });
-
-            exit = false;
-
-          }
-
-          if (exit !== null) {
-            return exit;
-          }
-
-          // otherwise, we're ready to go. re-apply local options, and continue
-
-          s._iO = applyFromTo();
-
-        }
-
-        sm2._wD(fN + 'Starting to play');
-
-        if (!s.instanceCount || s._iO.multiShotEvents || (!s.isHTML5 && fV > 8 && !s.getAutoPlay())) {
-          s.instanceCount++;
-        }
-
-        // if first play and onposition parameters exist, apply them now
-        if (s._iO.onposition && s.playState === 0) {
-          attachOnPosition(s);
-        }
-
-        s.playState = 1;
-        s.paused = false;
-
-        s.position = (s._iO.position !== _undefined && !isNaN(s._iO.position) ? s._iO.position : 0);
-
-        if (!s.isHTML5) {
-          s._iO = policyFix(loopFix(s._iO));
-        }
-
-        if (s._iO.onplay && _updatePlayState) {
-          s._iO.onplay.apply(s);
-          onplay_called = true;
-        }
-
-        s.setVolume(s._iO.volume, true);
-        s.setPan(s._iO.pan, true);
-
-        if (!s.isHTML5) {
-
-          startOK = flash._start(s.id, s._iO.loops || 1, (fV === 9 ? s.position : s.position / 1000), s._iO.multiShot || false);
-
-          if (fV === 9 && !startOK) {
-            // edge case: no sound hardware, or 32-channel flash ceiling hit.
-            // applies only to Flash 9, non-NetStream/MovieStar sounds.
-            // http://help.adobe.com/en_US/FlashPlatform/reference/actionscript/3/flash/media/Sound.html#play%28%29
-            sm2._wD(fN + 'No sound hardware, or 32-sound ceiling hit');
-            if (s._iO.onplayerror) {
-              s._iO.onplayerror.apply(s);
-            }
-
-          }
-
-        } else {
-
-          start_html5_timer();
-
-          a = s._setup_html5();
-
-          s.setPosition(s._iO.position);
-
-          a.play();
-
-        }
-
-      }
-
-      return s;
-
-    };
-
-    // just for convenience
-    this.start = this.play;
-
-    /**
-     * Stops playing a sound (and optionally, all sounds)
-     *
-     * @param {boolean} bAll Optional: Whether to stop all sounds
-     * @return {SMSound} The SMSound object
-     */
-
-    this.stop = function(bAll) {
-
-      var instanceOptions = s._iO,
-          originalPosition;
-
-      if (s.playState === 1) {
-
-        sm2._wD(s.id + ': stop()');
-
-        s._onbufferchange(0);
-        s._resetOnPosition(0);
-        s.paused = false;
-
-        if (!s.isHTML5) {
-          s.playState = 0;
-        }
-
-        // remove onPosition listeners, if any
-        detachOnPosition();
-
-        // and "to" position, if set
-        if (instanceOptions.to) {
-          s.clearOnPosition(instanceOptions.to);
-        }
-
-        if (!s.isHTML5) {
-
-          flash._stop(s.id, bAll);
-
-          // hack for netStream: just unload
-          if (instanceOptions.serverURL) {
-            s.unload();
-          }
-
-        } else {
-
-          if (s._a) {
-
-            originalPosition = s.position;
-
-            // act like Flash, though
-            s.setPosition(0);
-
-            // hack: reflect old position for onstop() (also like Flash)
-            s.position = originalPosition;
-
-            // html5 has no stop()
-            // NOTE: pausing means iOS requires interaction to resume.
-            s._a.pause();
-
-            s.playState = 0;
-
-            // and update UI
-            s._onTimer();
-
-            stop_html5_timer();
-
-          }
-
-        }
-
-        s.instanceCount = 0;
-        s._iO = {};
-
-        if (instanceOptions.onstop) {
-          instanceOptions.onstop.apply(s);
-        }
-
-      }
-
-      return s;
-
-    };
-
-    this.getSpectrum = function(pos) {
-      if (!s.isHTML5) {
-        return flash._getSpectrum(s.id, pos).split(',');
-      }
-    };
-
-    /**
-     * Undocumented/internal: Sets autoPlay for RTMP.
-     *
-     * @param {boolean} autoPlay state
-     */
-
-    this.setAutoPlay = function(autoPlay) {
-
-      sm2._wD(s.id + ': Autoplay turned ' + (autoPlay ? 'on' : 'off'));
-      s._iO.autoPlay = autoPlay;
-
-      if (!s.isHTML5) {
-        flash._setAutoPlay(s.id, autoPlay);
-        if (autoPlay) {
-          // only increment the instanceCount if the sound isn't loaded (TODO: verify RTMP)
-          if (!s.instanceCount && s.readyState === 1) {
-            s.instanceCount++;
-            sm2._wD(s.id + ': Incremented instance count to '+s.instanceCount);
-          }
-        }
-      }
-
-    };
-
-    /**
-     * Undocumented/internal: Returns the autoPlay boolean.
-     *
-     * @return {boolean} The current autoPlay value
-     */
-
-    this.getAutoPlay = function() {
-
-      return s._iO.autoPlay;
-
-    };
-
-    /**
-     * Sets the position of a sound.
-     *
-     * @param {number} nMsecOffset Position (milliseconds)
-     * @return {SMSound} The SMSound object
-     */
-
-    this.setPosition = function(nMsecOffset) {
-
-      if (nMsecOffset === _undefined) {
-        nMsecOffset = 0;
-      }
-
-      var original_pos,
-          position, position1K,
-          // Use the duration from the instance options, if we don't have a track duration yet.
-          // position >= 0 and <= current available (loaded) duration
-          offset = (s.isHTML5 ? Math.max(nMsecOffset, 0) : Math.min(s.duration || s._iO.duration, Math.max(nMsecOffset, 0)));
-
-      original_pos = s.position;
-      s.position = offset;
-      position1K = s.position/1000;
-      s._resetOnPosition(s.position);
-      s._iO.position = offset;
-
-      if (!s.isHTML5) {
-
-        position = (fV === 9 ? s.position : position1K);
-        if (s.readyState && s.readyState !== 2) {
-          // if paused or not playing, will not resume (by playing)
-          flash._setPosition(s.id, position, (s.paused || !s.playState), s._iO.multiShot);
-        }
-
-      } else if (s._a) {
-
-        // Set the position in the canplay handler if the sound is not ready yet
-        if (s._html5_canplay) {
-          if (s._a.currentTime !== position1K) {
-            /**
-             * DOM/JS errors/exceptions to watch out for:
-             * if seek is beyond (loaded?) position, "DOM exception 11"
-             * "INDEX_SIZE_ERR": DOM exception 1
-             */
-            sm2._wD(s.id + ': setPosition('+position1K+')');
-            try {
-              s._a.currentTime = position1K;
-              if (s.playState === 0 || s.paused) {
-                // allow seek without auto-play/resume
-                s._a.pause();
-              }
-            } catch(e) {
-              sm2._wD(s.id + ': setPosition(' + position1K + ') failed: ' + e.message, 2);
-            }
-          }
-        } else {
-          sm2._wD(s.id + ': setPosition(' + position1K + '): Cannot seek yet, sound not ready');
-        }
-
-      }
-
-      if (s.isHTML5) {
-        if (s.paused) {
-          // if paused, refresh UI right away
-          // force update
-          s._onTimer(true);
-        }
-      }
-
-      return s;
-
-    };
-
-    /**
-     * Pauses sound playback.
-     *
-     * @return {SMSound} The SMSound object
-     */
-
-    this.pause = function(_bCallFlash) {
-
-      if (s.paused || (s.playState === 0 && s.readyState !== 1)) {
-        return s;
-      }
-
-      sm2._wD(s.id + ': pause()');
-      s.paused = true;
-
-      if (!s.isHTML5) {
-        if (_bCallFlash || _bCallFlash === _undefined) {
-          flash._pause(s.id, s._iO.multiShot);
-        }
-      } else {
-        s._setup_html5().pause();
-        stop_html5_timer();
-      }
-
-      if (s._iO.onpause) {
-        s._iO.onpause.apply(s);
-      }
-
-      return s;
-
-    };
-
-    /**
-     * Resumes sound playback.
-     *
-     * @return {SMSound} The SMSound object
-     */
-
-    /**
-     * When auto-loaded streams pause on buffer full they have a playState of 0.
-     * We need to make sure that the playState is set to 1 when these streams "resume".
-     * When a paused stream is resumed, we need to trigger the onplay() callback if it
-     * hasn't been called already. In this case since the sound is being played for the
-     * first time, I think it's more appropriate to call onplay() rather than onresume().
-     */
-
-    this.resume = function() {
-
-      var instanceOptions = s._iO;
-
-      if (!s.paused) {
-        return s;
-      }
-
-      sm2._wD(s.id + ': resume()');
-      s.paused = false;
-      s.playState = 1;
-
-      if (!s.isHTML5) {
-        if (instanceOptions.isMovieStar && !instanceOptions.serverURL) {
-          // Bizarre Webkit bug (Chrome reported via 8tracks.com dudes): AAC content paused for 30+ seconds(?) will not resume without a reposition.
-          s.setPosition(s.position);
-        }
-        // flash method is toggle-based (pause/resume)
-        flash._pause(s.id, instanceOptions.multiShot);
-      } else {
-        s._setup_html5().play();
-        start_html5_timer();
-      }
-
-      if (!onplay_called && instanceOptions.onplay) {
-        instanceOptions.onplay.apply(s);
-        onplay_called = true;
-      } else if (instanceOptions.onresume) {
-        instanceOptions.onresume.apply(s);
-      }
-
-      return s;
-
-    };
-
-    /**
-     * Toggles sound playback.
-     *
-     * @return {SMSound} The SMSound object
-     */
-
-    this.togglePause = function() {
-
-      sm2._wD(s.id + ': togglePause()');
-
-      if (s.playState === 0) {
-        s.play({
-          position: (fV === 9 && !s.isHTML5 ? s.position : s.position / 1000)
-        });
-        return s;
-      }
-
-      if (s.paused) {
-        s.resume();
-      } else {
-        s.pause();
-      }
-
-      return s;
-
-    };
-
-    /**
-     * Sets the panning (L-R) effect.
-     *
-     * @param {number} nPan The pan value (-100 to 100)
-     * @return {SMSound} The SMSound object
-     */
-
-    this.setPan = function(nPan, bInstanceOnly) {
-
-      if (nPan === _undefined) {
-        nPan = 0;
-      }
-
-      if (bInstanceOnly === _undefined) {
-        bInstanceOnly = false;
-      }
-
-      if (!s.isHTML5) {
-        flash._setPan(s.id, nPan);
-      } // else { no HTML5 pan? }
-
-      s._iO.pan = nPan;
-
-      if (!bInstanceOnly) {
-        s.pan = nPan;
-        s.options.pan = nPan;
-      }
-
-      return s;
-
-    };
-
-    /**
-     * Sets the volume.
-     *
-     * @param {number} nVol The volume value (0 to 100)
-     * @return {SMSound} The SMSound object
-     */
-
-    this.setVolume = function(nVol, _bInstanceOnly) {
-
-      /**
-       * Note: Setting volume has no effect on iOS "special snowflake" devices.
-       * Hardware volume control overrides software, and volume
-       * will always return 1 per Apple docs. (iOS 4 + 5.)
-       * http://developer.apple.com/library/safari/documentation/AudioVideo/Conceptual/HTML-canvas-guide/AddingSoundtoCanvasAnimations/AddingSoundtoCanvasAnimations.html
-       */
-
-      if (nVol === _undefined) {
-        nVol = 100;
-      }
-
-      if (_bInstanceOnly === _undefined) {
-        _bInstanceOnly = false;
-      }
-
-      if (!s.isHTML5) {
-        flash._setVolume(s.id, (sm2.muted && !s.muted) || s.muted?0:nVol);
-      } else if (s._a) {
-        // valid range: 0-1
-        s._a.volume = Math.max(0, Math.min(1, nVol/100));
-      }
-
-      s._iO.volume = nVol;
-
-      if (!_bInstanceOnly) {
-        s.volume = nVol;
-        s.options.volume = nVol;
-      }
-
-      return s;
-
-    };
-
-    /**
-     * Mutes the sound.
-     *
-     * @return {SMSound} The SMSound object
-     */
-
-    this.mute = function() {
-
-      s.muted = true;
-
-      if (!s.isHTML5) {
-        flash._setVolume(s.id, 0);
-      } else if (s._a) {
-        s._a.muted = true;
-      }
-
-      return s;
-
-    };
-
-    /**
-     * Unmutes the sound.
-     *
-     * @return {SMSound} The SMSound object
-     */
-
-    this.unmute = function() {
-
-      s.muted = false;
-      var hasIO = (s._iO.volume !== _undefined);
-
-      if (!s.isHTML5) {
-        flash._setVolume(s.id, hasIO?s._iO.volume:s.options.volume);
-      } else if (s._a) {
-        s._a.muted = false;
-      }
-
-      return s;
-
-    };
-
-    /**
-     * Toggles the muted state of a sound.
-     *
-     * @return {SMSound} The SMSound object
-     */
-
-    this.toggleMute = function() {
-
-      return (s.muted?s.unmute():s.mute());
-
-    };
-
-    /**
-     * Registers a callback to be fired when a sound reaches a given position during playback.
-     *
-     * @param {number} nPosition The position to watch for
-     * @param {function} oMethod The relevant callback to fire
-     * @param {object} oScope Optional: The scope to apply the callback to
-     * @return {SMSound} The SMSound object
-     */
-
-    this.onPosition = function(nPosition, oMethod, oScope) {
-
-      // TODO: basic dupe checking?
-
-      onPositionItems.push({
-        position: parseInt(nPosition, 10),
-        method: oMethod,
-        scope: (oScope !== _undefined ? oScope : s),
-        fired: false
-      });
-
-      return s;
-
-    };
-
-    // legacy/backwards-compability: lower-case method name
-    this.onposition = this.onPosition;
-
-    /**
-     * Removes registered callback(s) from a sound, by position and/or callback.
-     *
-     * @param {number} nPosition The position to clear callback(s) for
-     * @param {function} oMethod Optional: Identify one callback to be removed when multiple listeners exist for one position
-     * @return {SMSound} The SMSound object
-     */
-
-    this.clearOnPosition = function(nPosition, oMethod) {
-
-      var i;
-
-      nPosition = parseInt(nPosition, 10);
-
-      if (isNaN(nPosition)) {
-        // safety check
-        return false;
-      }
-
-      for (i=0; i < onPositionItems.length; i++) {
-
-        if (nPosition === onPositionItems[i].position) {
-          // remove this item if no method was specified, or, if the method matches
-          if (!oMethod || (oMethod === onPositionItems[i].method)) {
-            if (onPositionItems[i].fired) {
-              // decrement "fired" counter, too
-              onPositionFired--;
-            }
-            onPositionItems.splice(i, 1);
-          }
-        }
-
-      }
-
-    };
-
-    this._processOnPosition = function() {
-
-      var i, item, j = onPositionItems.length;
-
-      if (!j || !s.playState || onPositionFired >= j) {
-        return false;
-      }
-
-      for (i=j-1; i >= 0; i--) {
-        item = onPositionItems[i];
-        if (!item.fired && s.position >= item.position) {
-          item.fired = true;
-          onPositionFired++;
-          item.method.apply(item.scope, [item.position]);
-        }
-      }
-
-      return true;
-
-    };
-
-    this._resetOnPosition = function(nPosition) {
-
-      // reset "fired" for items interested in this position
-      var i, item, j = onPositionItems.length;
-
-      if (!j) {
-        return false;
-      }
-
-      for (i=j-1; i >= 0; i--) {
-        item = onPositionItems[i];
-        if (item.fired && nPosition <= item.position) {
-          item.fired = false;
-          onPositionFired--;
-        }
-      }
-
-      return true;
-
-    };
-
-    /**
-     * SMSound() private internals
-     * --------------------------------
-     */
-
-    applyFromTo = function() {
-
-      var instanceOptions = s._iO,
-          f = instanceOptions.from,
-          t = instanceOptions.to,
-          start, end;
-
-      end = function() {
-
-        // end has been reached.
-        sm2._wD(s.id + ': "To" time of ' + t + ' reached.');
-
-        // detach listener
-        s.clearOnPosition(t, end);
-
-        // stop should clear this, too
-        s.stop();
-
-      };
-
-      start = function() {
-
-        sm2._wD(s.id + ': Playing "from" ' + f);
-
-        // add listener for end
-        if (t !== null && !isNaN(t)) {
-          s.onPosition(t, end);
-        }
-
-      };
-
-      if (f !== null && !isNaN(f)) {
-
-        // apply to instance options, guaranteeing correct start position.
-        instanceOptions.position = f;
-
-        // multiShot timing can't be tracked, so prevent that.
-        instanceOptions.multiShot = false;
-
-        start();
-
-      }
-
-      // return updated instanceOptions including starting position
-      return instanceOptions;
-
-    };
-
-    attachOnPosition = function() {
-
-      var item,
-          op = s._iO.onposition;
-
-      // attach onposition things, if any, now.
-
-      if (op) {
-
-        for (item in op) {
-          if (op.hasOwnProperty(item)) {
-            s.onPosition(parseInt(item, 10), op[item]);
-          }
-        }
-
-      }
-
-    };
-
-    detachOnPosition = function() {
-
-      var item,
-          op = s._iO.onposition;
-
-      // detach any onposition()-style listeners.
-
-      if (op) {
-
-        for (item in op) {
-          if (op.hasOwnProperty(item)) {
-            s.clearOnPosition(parseInt(item, 10));
-          }
-        }
-
-      }
-
-    };
-
-    start_html5_timer = function() {
-
-      if (s.isHTML5) {
-        startTimer(s);
-      }
-
-    };
-
-    stop_html5_timer = function() {
-
-      if (s.isHTML5) {
-        stopTimer(s);
-      }
-
-    };
-
-    resetProperties = function(retainPosition) {
-
-      if (!retainPosition) {
-        onPositionItems = [];
-        onPositionFired = 0;
-      }
-
-      onplay_called = false;
-
-      s._hasTimer = null;
-      s._a = null;
-      s._html5_canplay = false;
-      s.bytesLoaded = null;
-      s.bytesTotal = null;
-      s.duration = (s._iO && s._iO.duration ? s._iO.duration : null);
-      s.durationEstimate = null;
-      s.buffered = [];
-
-      // legacy: 1D array
-      s.eqData = [];
-
-      s.eqData.left = [];
-      s.eqData.right = [];
-
-      s.failures = 0;
-      s.isBuffering = false;
-      s.instanceOptions = {};
-      s.instanceCount = 0;
-      s.loaded = false;
-      s.metadata = {};
-
-      // 0 = uninitialised, 1 = loading, 2 = failed/error, 3 = loaded/success
-      s.readyState = 0;
-
-      s.muted = false;
-      s.paused = false;
-
-      s.peakData = {
-        left: 0,
-        right: 0
-      };
-
-      s.waveformData = {
-        left: [],
-        right: []
-      };
-
-      s.playState = 0;
-      s.position = null;
-
-      s.id3 = {};
-
-    };
-
-    resetProperties();
-
-    /**
-     * Pseudo-private SMSound internals
-     * --------------------------------
-     */
-
-    this._onTimer = function(bForce) {
-
-      /**
-       * HTML5-only _whileplaying() etc.
-       * called from both HTML5 native events, and polling/interval-based timers
-       * mimics flash and fires only when time/duration change, so as to be polling-friendly
-       */
-
-      var duration, isNew = false, time, x = {};
-
-      if (s._hasTimer || bForce) {
-
-        // TODO: May not need to track readyState (1 = loading)
-
-        if (s._a && (bForce || ((s.playState > 0 || s.readyState === 1) && !s.paused))) {
-
-          duration = s._get_html5_duration();
-
-          if (duration !== lastHTML5State.duration) {
-
-            lastHTML5State.duration = duration;
-            s.duration = duration;
-            isNew = true;
-
-          }
-
-          // TODO: investigate why this goes wack if not set/re-set each time.
-          s.durationEstimate = s.duration;
-
-          time = (s._a.currentTime * 1000 || 0);
-
-          if (time !== lastHTML5State.time) {
-
-            lastHTML5State.time = time;
-            isNew = true;
-
-          }
-
-          if (isNew || bForce) {
-
-            s._whileplaying(time,x,x,x,x);
-
-          }
-
-        }/* else {
-
-          // sm2._wD('_onTimer: Warn for "'+s.id+'": '+(!s._a?'Could not find element. ':'')+(s.playState === 0?'playState bad, 0?':'playState = '+s.playState+', OK'));
-
-          return false;
-
-        }*/
-
-        return isNew;
-
-      }
-
-    };
-
-    this._get_html5_duration = function() {
-
-      var instanceOptions = s._iO,
-          // if audio object exists, use its duration - else, instance option duration (if provided - it's a hack, really, and should be retired) OR null
-          d = (s._a && s._a.duration ? s._a.duration*1000 : (instanceOptions && instanceOptions.duration ? instanceOptions.duration : null)),
-          result = (d && !isNaN(d) && d !== Infinity ? d : null);
-
-      return result;
-
-    };
-
-    this._apply_loop = function(a, nLoops) {
-
-      /**
-       * boolean instead of "loop", for webkit? - spec says string. http://www.w3.org/TR/html-markup/audio.html#audio.attrs.loop
-       * note that loop is either off or infinite under HTML5, unlike Flash which allows arbitrary loop counts to be specified.
-       */
-
-      // <d>
-      if (!a.loop && nLoops > 1) {
-        sm2._wD('Note: Native HTML5 looping is infinite.', 1);
-      }
-      // </d>
-
-      a.loop = (nLoops > 1 ? 'loop' : '');
-
-    };
-
-    this._setup_html5 = function(oOptions) {
-
-      var instanceOptions = mixin(s._iO, oOptions),
-          a = useGlobalHTML5Audio ? globalHTML5Audio : s._a,
-          dURL = decodeURI(instanceOptions.url),
-          sameURL;
-
-      /**
-       * "First things first, I, Poppa..." (reset the previous state of the old sound, if playing)
-       * Fixes case with devices that can only play one sound at a time
-       * Otherwise, other sounds in mid-play will be terminated without warning and in a stuck state
-       */
-
-      if (useGlobalHTML5Audio) {
-
-        if (dURL === decodeURI(lastGlobalHTML5URL)) {
-          // global HTML5 audio: re-use of URL
-          sameURL = true;
-        }
-
-      } else if (dURL === decodeURI(lastURL)) {
-
-        // options URL is the same as the "last" URL, and we used (loaded) it
-        sameURL = true;
-
-      }
-
-      if (a) {
-
-        if (a._s) {
-
-          if (useGlobalHTML5Audio) {
-
-            if (a._s && a._s.playState && !sameURL) {
-
-              // global HTML5 audio case, and loading a new URL. stop the currently-playing one.
-              a._s.stop();
-
-            }
-
-          } else if (!useGlobalHTML5Audio && dURL === decodeURI(lastURL)) {
-
-            // non-global HTML5 reuse case: same url, ignore request
-            s._apply_loop(a, instanceOptions.loops);
-
-            return a;
-
-          }
-
-        }
-
-        if (!sameURL) {
-
-          // don't retain onPosition() stuff with new URL.
-
-          resetProperties(false);
-
-          // assign new HTML5 URL
-
-          a.src = instanceOptions.url;
-
-          s.url = instanceOptions.url;
-
-          lastURL = instanceOptions.url;
-
-          lastGlobalHTML5URL = instanceOptions.url;
-
-          a._called_load = false;
-
-        }
-
-      } else {
-
-        if (instanceOptions.autoLoad || instanceOptions.autoPlay) {
-
-          s._a = new Audio(instanceOptions.url);
-
-        } else {
-
-          // null for stupid Opera 9.64 case
-          s._a = (isOpera && opera.version() < 10 ? new Audio(null) : new Audio());
-
-        }
-
-        // assign local reference
-        a = s._a;
-
-        a._called_load = false;
-
-        if (useGlobalHTML5Audio) {
-
-          globalHTML5Audio = a;
-
-        }
-
-      }
-
-      s.isHTML5 = true;
-
-      // store a ref on the track
-      s._a = a;
-
-      // store a ref on the audio
-      a._s = s;
-
-      add_html5_events();
-
-      s._apply_loop(a, instanceOptions.loops);
-
-      if (instanceOptions.autoLoad || instanceOptions.autoPlay) {
-
-        s.load();
-
-      } else {
-
-        // early HTML5 implementation (non-standard)
-        a.autobuffer = false;
-
-        // standard ('none' is also an option.)
-        a.preload = 'auto';
-
-      }
-
-      return a;
-
-    };
-
-    add_html5_events = function() {
-
-      if (s._a._added_events) {
-        return false;
-      }
-
-      var f;
-
-      function add(oEvt, oFn, bCapture) {
-        return s._a ? s._a.addEventListener(oEvt, oFn, bCapture||false) : null;
-      }
-
-      s._a._added_events = true;
-
-      for (f in html5_events) {
-        if (html5_events.hasOwnProperty(f)) {
-          add(f, html5_events[f]);
-        }
-      }
-
-      return true;
-
-    };
-
-    remove_html5_events = function() {
-
-      // Remove event listeners
-
-      var f;
-
-      function remove(oEvt, oFn, bCapture) {
-        return (s._a ? s._a.removeEventListener(oEvt, oFn, bCapture||false) : null);
-      }
-
-      sm2._wD(s.id + ': Removing event listeners');
-      s._a._added_events = false;
-
-      for (f in html5_events) {
-        if (html5_events.hasOwnProperty(f)) {
-          remove(f, html5_events[f]);
-        }
-      }
-
-    };
-
-    /**
-     * Pseudo-private event internals
-     * ------------------------------
-     */
-
-    this._onload = function(nSuccess) {
-
-      var fN,
-          // check for duration to prevent false positives from flash 8 when loading from cache.
-          loadOK = !!nSuccess || (!s.isHTML5 && fV === 8 && s.duration);
-
-      // <d>
-      fN = s.id + ': ';
-      sm2._wD(fN + (loadOK ? 'onload()' : 'Failed to load? - ' + s.url), (loadOK ? 1 : 2));
-      if (!loadOK && !s.isHTML5) {
-        if (sm2.sandbox.noRemote === true) {
-          sm2._wD(fN + str('noNet'), 1);
-        }
-        if (sm2.sandbox.noLocal === true) {
-          sm2._wD(fN + str('noLocal'), 1);
-        }
-      }
-      // </d>
-
-      s.loaded = loadOK;
-      s.readyState = loadOK?3:2;
-      s._onbufferchange(0);
-
-      if (s._iO.onload) {
-        wrapCallback(s, function() {
-          s._iO.onload.apply(s, [loadOK]);
-        });
-      }
-
-      return true;
-
-    };
-
-    this._onbufferchange = function(nIsBuffering) {
-
-      if (s.playState === 0) {
-        // ignore if not playing
-        return false;
-      }
-
-      if ((nIsBuffering && s.isBuffering) || (!nIsBuffering && !s.isBuffering)) {
-        return false;
-      }
-
-      s.isBuffering = (nIsBuffering === 1);
-      if (s._iO.onbufferchange) {
-        sm2._wD(s.id + ': Buffer state change: ' + nIsBuffering);
-        s._iO.onbufferchange.apply(s);
-      }
-
-      return true;
-
-    };
-
-    /**
-     * Playback may have stopped due to buffering, or related reason.
-     * This state can be encountered on iOS < 6 when auto-play is blocked.
-     */
-
-    this._onsuspend = function() {
-
-      if (s._iO.onsuspend) {
-        sm2._wD(s.id + ': Playback suspended');
-        s._iO.onsuspend.apply(s);
-      }
-
-      return true;
-
-    };
-
-    /**
-     * flash 9/movieStar + RTMP-only method, should fire only once at most
-     * at this point we just recreate failed sounds rather than trying to reconnect
-     */
-
-    this._onfailure = function(msg, level, code) {
-
-      s.failures++;
-      sm2._wD(s.id + ': Failures = ' + s.failures);
-
-      if (s._iO.onfailure && s.failures === 1) {
-        s._iO.onfailure(s, msg, level, code);
-      } else {
-        sm2._wD(s.id + ': Ignoring failure');
-      }
-
-    };
-
-    this._onfinish = function() {
-
-      // store local copy before it gets trashed...
-      var io_onfinish = s._iO.onfinish;
-
-      s._onbufferchange(0);
-      s._resetOnPosition(0);
-
-      // reset some state items
-      if (s.instanceCount) {
-
-        s.instanceCount--;
-
-        if (!s.instanceCount) {
-
-          // remove onPosition listeners, if any
-          detachOnPosition();
-
-          // reset instance options
-          s.playState = 0;
-          s.paused = false;
-          s.instanceCount = 0;
-          s.instanceOptions = {};
-          s._iO = {};
-          stop_html5_timer();
-
-          // reset position, too
-          if (s.isHTML5) {
-            s.position = 0;
-          }
-
-        }
-
-        if (!s.instanceCount || s._iO.multiShotEvents) {
-          // fire onfinish for last, or every instance
-          if (io_onfinish) {
-            sm2._wD(s.id + ': onfinish()');
-            wrapCallback(s, function() {
-              io_onfinish.apply(s);
-            });
-          }
-        }
-
-      }
-
-    };
-
-    this._whileloading = function(nBytesLoaded, nBytesTotal, nDuration, nBufferLength) {
-
-      var instanceOptions = s._iO;
-
-      s.bytesLoaded = nBytesLoaded;
-      s.bytesTotal = nBytesTotal;
-      s.duration = Math.floor(nDuration);
-      s.bufferLength = nBufferLength;
-
-      if (!s.isHTML5 && !instanceOptions.isMovieStar) {
-
-        if (instanceOptions.duration) {
-          // use duration from options, if specified and larger. nobody should be specifying duration in options, actually, and it should be retired.
-          s.durationEstimate = (s.duration > instanceOptions.duration) ? s.duration : instanceOptions.duration;
-        } else {
-          s.durationEstimate = parseInt((s.bytesTotal / s.bytesLoaded) * s.duration, 10);
-        }
-
-      } else {
-
-        s.durationEstimate = s.duration;
-
-      }
-
-      // for flash, reflect sequential-load-style buffering
-      if (!s.isHTML5) {
-        s.buffered = [{
-          'start': 0,
-          'end': s.duration
-        }];
-      }
-
-      // allow whileloading to fire even if "load" fired under HTML5, due to HTTP range/partials
-      if ((s.readyState !== 3 || s.isHTML5) && instanceOptions.whileloading) {
-        instanceOptions.whileloading.apply(s);
-      }
-
-    };
-
-    this._whileplaying = function(nPosition, oPeakData, oWaveformDataLeft, oWaveformDataRight, oEQData) {
-
-      var instanceOptions = s._iO,
-          eqLeft;
-
-      if (isNaN(nPosition) || nPosition === null) {
-        // flash safety net
-        return false;
-      }
-
-      // Safari HTML5 play() may return small -ve values when starting from position: 0, eg. -50.120396875. Unexpected/invalid per W3, I think. Normalize to 0.
-      s.position = Math.max(0, nPosition);
-
-      s._processOnPosition();
-
-      if (!s.isHTML5 && fV > 8) {
-
-        if (instanceOptions.usePeakData && oPeakData !== _undefined && oPeakData) {
-          s.peakData = {
-            left: oPeakData.leftPeak,
-            right: oPeakData.rightPeak
-          };
-        }
-
-        if (instanceOptions.useWaveformData && oWaveformDataLeft !== _undefined && oWaveformDataLeft) {
-          s.waveformData = {
-            left: oWaveformDataLeft.split(','),
-            right: oWaveformDataRight.split(',')
-          };
-        }
-
-        if (instanceOptions.useEQData) {
-          if (oEQData !== _undefined && oEQData && oEQData.leftEQ) {
-            eqLeft = oEQData.leftEQ.split(',');
-            s.eqData = eqLeft;
-            s.eqData.left = eqLeft;
-            if (oEQData.rightEQ !== _undefined && oEQData.rightEQ) {
-              s.eqData.right = oEQData.rightEQ.split(',');
-            }
-          }
-        }
-
-      }
-
-      if (s.playState === 1) {
-
-        // special case/hack: ensure buffering is false if loading from cache (and not yet started)
-        if (!s.isHTML5 && fV === 8 && !s.position && s.isBuffering) {
-          s._onbufferchange(0);
-        }
-
-        if (instanceOptions.whileplaying) {
-          // flash may call after actual finish
-          instanceOptions.whileplaying.apply(s);
-        }
-
-      }
-
-      return true;
-
-    };
-
-    this._oncaptiondata = function(oData) {
-
-      /**
-       * internal: flash 9 + NetStream (MovieStar/RTMP-only) feature
-       *
-       * @param {object} oData
-       */
-
-      sm2._wD(s.id + ': Caption data received.');
-
-      s.captiondata = oData;
-
-      if (s._iO.oncaptiondata) {
-        s._iO.oncaptiondata.apply(s, [oData]);
-      }
-
-    };
-
-    this._onmetadata = function(oMDProps, oMDData) {
-
-      /**
-       * internal: flash 9 + NetStream (MovieStar/RTMP-only) feature
-       * RTMP may include song title, MovieStar content may include encoding info
-       *
-       * @param {array} oMDProps (names)
-       * @param {array} oMDData (values)
-       */
-
-      sm2._wD(s.id + ': Metadata received.');
-
-      var oData = {}, i, j;
-
-      for (i = 0, j = oMDProps.length; i < j; i++) {
-        oData[oMDProps[i]] = oMDData[i];
-      }
-      s.metadata = oData;
-
-      if (s._iO.onmetadata) {
-        s._iO.onmetadata.apply(s);
-      }
-
-    };
-
-    this._onid3 = function(oID3Props, oID3Data) {
-
-      /**
-       * internal: flash 8 + flash 9 ID3 feature
-       * may include artist, song title etc.
-       *
-       * @param {array} oID3Props (names)
-       * @param {array} oID3Data (values)
-       */
-
-      sm2._wD(s.id + ': ID3 data received.');
-
-      var oData = [], i, j;
-
-      for (i = 0, j = oID3Props.length; i < j; i++) {
-        oData[oID3Props[i]] = oID3Data[i];
-      }
-      s.id3 = mixin(s.id3, oData);
-
-      if (s._iO.onid3) {
-        s._iO.onid3.apply(s);
-      }
-
-    };
-
-    // flash/RTMP-only
-
-    this._onconnect = function(bSuccess) {
-
-      bSuccess = (bSuccess === 1);
-      sm2._wD(s.id + ': ' + (bSuccess ? 'Connected.' : 'Failed to connect? - ' + s.url), (bSuccess ? 1 : 2));
-      s.connected = bSuccess;
-
-      if (bSuccess) {
-
-        s.failures = 0;
-
-        if (idCheck(s.id)) {
-          if (s.getAutoPlay()) {
-            // only update the play state if auto playing
-            s.play(_undefined, s.getAutoPlay());
-          } else if (s._iO.autoLoad) {
-            s.load();
-          }
-        }
-
-        if (s._iO.onconnect) {
-          s._iO.onconnect.apply(s, [bSuccess]);
-        }
-
-      }
-
-    };
-
-    this._ondataerror = function(sError) {
-
-      // flash 9 wave/eq data handler
-      // hack: called at start, and end from flash at/after onfinish()
-      if (s.playState > 0) {
-        sm2._wD(s.id + ': Data error: ' + sError);
-        if (s._iO.ondataerror) {
-          s._iO.ondataerror.apply(s);
-        }
-      }
-
-    };
-
-    // <d>
-    this._debug();
-    // </d>
-
-  }; // SMSound()
-
-  /**
-   * Private SoundManager internals
-   * ------------------------------
-   */
-
-  getDocument = function() {
-
-    return (doc.body || doc._docElement || doc.getElementsByTagName('div')[0]);
-
-  };
-
-  id = function(sID) {
-
-    return doc.getElementById(sID);
-
-  };
-
-  mixin = function(oMain, oAdd) {
-
-    // non-destructive merge
-    var o1 = (oMain || {}), o2, o;
-
-    // if unspecified, o2 is the default options object
-    o2 = (oAdd === _undefined ? sm2.defaultOptions : oAdd);
-
-    for (o in o2) {
-
-      if (o2.hasOwnProperty(o) && o1[o] === _undefined) {
-
-        if (typeof o2[o] !== 'object' || o2[o] === null) {
-
-          // assign directly
-          o1[o] = o2[o];
-
-        } else {
-
-          // recurse through o2
-          o1[o] = mixin(o1[o], o2[o]);
-
-        }
-
-      }
-
-    }
-
-    return o1;
-
-  };
-
-  wrapCallback = function(oSound, callback) {
-
-    /**
-     * 03/03/2013: Fix for Flash Player 11.6.602.171 + Flash 8 (flashVersion = 8) SWF issue
-     * setTimeout() fix for certain SMSound callbacks like onload() and onfinish(), where subsequent calls like play() and load() fail when Flash Player 11.6.602.171 is installed, and using soundManager with flashVersion = 8 (which is the default).
-     * Not sure of exact cause. Suspect race condition and/or invalid (NaN-style) position argument trickling down to the next JS -> Flash _start() call, in the play() case.
-     * Fix: setTimeout() to yield, plus safer null / NaN checking on position argument provided to Flash.
-     * https://getsatisfaction.com/schillmania/topics/recent_chrome_update_seems_to_have_broken_my_sm2_audio_player
-     */
-    if (!oSound.isHTML5 && fV === 8) {
-      window.setTimeout(callback, 0);
-    } else {
-      callback();
-    }
-
-  };
-
-  // additional soundManager properties that soundManager.setup() will accept
-
-  extraOptions = {
-    'onready': 1,
-    'ontimeout': 1,
-    'defaultOptions': 1,
-    'flash9Options': 1,
-    'movieStarOptions': 1
-  };
-
-  assign = function(o, oParent) {
-
-    /**
-     * recursive assignment of properties, soundManager.setup() helper
-     * allows property assignment based on whitelist
-     */
-
-    var i,
-        result = true,
-        hasParent = (oParent !== _undefined),
-        setupOptions = sm2.setupOptions,
-        bonusOptions = extraOptions;
-
-    // <d>
-
-    // if soundManager.setup() called, show accepted parameters.
-
-    if (o === _undefined) {
-
-      result = [];
-
-      for (i in setupOptions) {
-
-        if (setupOptions.hasOwnProperty(i)) {
-          result.push(i);
-        }
-
-      }
-
-      for (i in bonusOptions) {
-
-        if (bonusOptions.hasOwnProperty(i)) {
-
-          if (typeof sm2[i] === 'object') {
-
-            result.push(i+': {...}');
-
-          } else if (sm2[i] instanceof Function) {
-
-            result.push(i+': function() {...}');
-
-          } else {
-
-            result.push(i);
-
-          }
-
-        }
-
-      }
-
-      sm2._wD(str('setup', result.join(', ')));
-
-      return false;
-
-    }
-
-    // </d>
-
-    for (i in o) {
-
-      if (o.hasOwnProperty(i)) {
-
-        // if not an {object} we want to recurse through...
-
-        if (typeof o[i] !== 'object' || o[i] === null || o[i] instanceof Array || o[i] instanceof RegExp) {
-
-          // check "allowed" options
-
-          if (hasParent && bonusOptions[oParent] !== _undefined) {
-
-            // valid recursive / nested object option, eg., { defaultOptions: { volume: 50 } }
-            sm2[oParent][i] = o[i];
-
-          } else if (setupOptions[i] !== _undefined) {
-
-            // special case: assign to setupOptions object, which soundManager property references
-            sm2.setupOptions[i] = o[i];
-
-            // assign directly to soundManager, too
-            sm2[i] = o[i];
-
-          } else if (bonusOptions[i] === _undefined) {
-
-            // invalid or disallowed parameter. complain.
-            complain(str((sm2[i] === _undefined ? 'setupUndef' : 'setupError'), i), 2);
-
-            result = false;
-
-          } else {
-
-            /**
-             * valid extraOptions (bonusOptions) parameter.
-             * is it a method, like onready/ontimeout? call it.
-             * multiple parameters should be in an array, eg. soundManager.setup({onready: [myHandler, myScope]});
-             */
-
-            if (sm2[i] instanceof Function) {
-
-              sm2[i].apply(sm2, (o[i] instanceof Array? o[i] : [o[i]]));
-
-            } else {
-
-              // good old-fashioned direct assignment
-              sm2[i] = o[i];
-
-            }
-
-          }
-
-        } else {
-
-          // recursion case, eg., { defaultOptions: { ... } }
-
-          if (bonusOptions[i] === _undefined) {
-
-            // invalid or disallowed parameter. complain.
-            complain(str((sm2[i] === _undefined ? 'setupUndef' : 'setupError'), i), 2);
-
-            result = false;
-
-          } else {
-
-            // recurse through object
-            return assign(o[i], i);
-
-          }
-
-        }
-
-      }
-
-    }
-
-    return result;
-
-  };
-
-  function preferFlashCheck(kind) {
-
-    // whether flash should play a given type
-    return (sm2.preferFlash && hasFlash && !sm2.ignoreFlash && (sm2.flash[kind] !== _undefined && sm2.flash[kind]));
-
-  }
-
-  /**
-   * Internal DOM2-level event helpers
-   * ---------------------------------
-   */
-
-  event = (function() {
-
-    // normalize event methods
-    var old = (window.attachEvent),
-    evt = {
-      add: (old?'attachEvent':'addEventListener'),
-      remove: (old?'detachEvent':'removeEventListener')
-    };
-
-    // normalize "on" event prefix, optional capture argument
-    function getArgs(oArgs) {
-
-      var args = slice.call(oArgs),
-          len = args.length;
-
-      if (old) {
-        // prefix
-        args[1] = 'on' + args[1];
-        if (len > 3) {
-          // no capture
-          args.pop();
-        }
-      } else if (len === 3) {
-        args.push(false);
-      }
-
-      return args;
-
-    }
-
-    function apply(args, sType) {
-
-      // normalize and call the event method, with the proper arguments
-      var element = args.shift(),
-          method = [evt[sType]];
-
-      if (old) {
-        // old IE can't do apply().
-        element[method](args[0], args[1]);
-      } else {
-        element[method].apply(element, args);
-      }
-
-    }
-
-    function add() {
-
-      apply(getArgs(arguments), 'add');
-
-    }
-
-    function remove() {
-
-      apply(getArgs(arguments), 'remove');
-
-    }
-
-    return {
-      'add': add,
-      'remove': remove
-    };
-
-  }());
-
-  /**
-   * Internal HTML5 event handling
-   * -----------------------------
-   */
-
-  function html5_event(oFn) {
-
-    // wrap html5 event handlers so we don't call them on destroyed and/or unloaded sounds
-
-    return function(e) {
-
-      var s = this._s,
-          result;
-
-      if (!s || !s._a) {
-        // <d>
-        if (s && s.id) {
-          sm2._wD(s.id + ': Ignoring ' + e.type);
-        } else {
-          sm2._wD(h5 + 'Ignoring ' + e.type);
-        }
-        // </d>
-        result = null;
-      } else {
-        result = oFn.call(this, e);
-      }
-
-      return result;
-
-    };
-
-  }
-
-  html5_events = {
-
-    // HTML5 event-name-to-handler map
-
-    abort: html5_event(function() {
-
-      sm2._wD(this._s.id + ': abort');
-
-    }),
-
-    // enough has loaded to play
-
-    canplay: html5_event(function() {
-
-      var s = this._s,
-          position1K;
-
-      if (s._html5_canplay) {
-        // this event has already fired. ignore.
-        return true;
-      }
-
-      s._html5_canplay = true;
-      sm2._wD(s.id + ': canplay');
-      s._onbufferchange(0);
-
-      // position according to instance options
-      position1K = (s._iO.position !== _undefined && !isNaN(s._iO.position)?s._iO.position/1000:null);
-
-      // set the position if position was set before the sound loaded
-      if (s.position && this.currentTime !== position1K) {
-        sm2._wD(s.id + ': canplay: Setting position to ' + position1K);
-        try {
-          this.currentTime = position1K;
-        } catch(ee) {
-          sm2._wD(s.id + ': canplay: Setting position of ' + position1K + ' failed: ' + ee.message, 2);
-        }
-      }
-
-      // hack for HTML5 from/to case
-      if (s._iO._oncanplay) {
-        s._iO._oncanplay();
-      }
-
-    }),
-
-    canplaythrough: html5_event(function() {
-
-      var s = this._s;
-
-      if (!s.loaded) {
-        s._onbufferchange(0);
-        s._whileloading(s.bytesLoaded, s.bytesTotal, s._get_html5_duration());
-        s._onload(true);
-      }
-
-    }),
-
-    // TODO: Reserved for potential use
-    /*
-    emptied: html5_event(function() {
-
-      sm2._wD(this._s.id + ': emptied');
-
-    }),
-    */
-
-    ended: html5_event(function() {
-
-      var s = this._s;
-
-      sm2._wD(s.id + ': ended');
-
-      s._onfinish();
-
-    }),
-
-    error: html5_event(function() {
-
-      sm2._wD(this._s.id + ': HTML5 error, code ' + this.error.code);
-      // call load with error state?
-      this._s._onload(false);
-
-    }),
-
-    loadeddata: html5_event(function() {
-
-      var s = this._s;
-
-      sm2._wD(s.id + ': loadeddata');
-
-      // safari seems to nicely report progress events, eventually totalling 100%
-      if (!s._loaded && !isSafari) {
-        s.duration = s._get_html5_duration();
-      }
-
-    }),
-
-    loadedmetadata: html5_event(function() {
-
-      sm2._wD(this._s.id + ': loadedmetadata');
-
-    }),
-
-    loadstart: html5_event(function() {
-
-      sm2._wD(this._s.id + ': loadstart');
-      // assume buffering at first
-      this._s._onbufferchange(1);
-
-    }),
-
-    play: html5_event(function() {
-
-      sm2._wD(this._s.id + ': play()');
-      // once play starts, no buffering
-      this._s._onbufferchange(0);
-
-    }),
-
-    playing: html5_event(function() {
-
-      sm2._wD(this._s.id + ': playing');
-      // once play starts, no buffering
-      this._s._onbufferchange(0);
-
-    }),
-
-    progress: html5_event(function(e) {
-
-      // note: can fire repeatedly after "loaded" event, due to use of HTTP range/partials
-
-      var s = this._s,
-          i, j, str, buffered = 0,
-          isProgress = (e.type === 'progress'),
-          ranges = e.target.buffered,
-          // firefox 3.6 implements e.loaded/total (bytes)
-          loaded = (e.loaded||0),
-          total = (e.total||1),
-          // HTML5 returns msec. SM2 API uses seconds for setPosition() etc., whether Flash or HTML5.
-          scale = 1000;
-
-      // reset the "buffered" (loaded byte ranges) array
-      s.buffered = [];
-
-      if (ranges && ranges.length) {
-
-        // if loaded is 0, try TimeRanges implementation as % of load
-        // https://developer.mozilla.org/en/DOM/TimeRanges
-
-        // re-build "buffered" array
-        for (i=0, j=ranges.length; i<j; i++) {
-          s.buffered.push({
-            'start': ranges.start(i) * scale,
-            'end': ranges.end(i) * scale
-          });
-        }
-
-        // use the last value locally
-        buffered = (ranges.end(0) - ranges.start(0)) * scale;
-
-        // linear case, buffer sum; does not account for seeking and HTTP partials / byte ranges
-        loaded = buffered/(e.target.duration*scale);
-
-        // <d>
-        if (isProgress && ranges.length > 1) {
-          str = [];
-          j = ranges.length;
-          for (i=0; i<j; i++) {
-            str.push(e.target.buffered.start(i)*scale +'-'+ e.target.buffered.end(i)*scale);
-          }
-          sm2._wD(this._s.id + ': progress, timeRanges: ' + str.join(', '));
-        }
-
-        if (isProgress && !isNaN(loaded)) {
-          sm2._wD(this._s.id + ': progress, ' + Math.floor(loaded*100) + '% loaded');
-        }
-        // </d>
-
-      }
-
-      if (!isNaN(loaded)) {
-
-        // if progress, likely not buffering
-        s._onbufferchange(0);
-        // TODO: prevent calls with duplicate values.
-        s._whileloading(loaded, total, s._get_html5_duration());
-        if (loaded && total && loaded === total) {
-          // in case "onload" doesn't fire (eg. gecko 1.9.2)
-          html5_events.canplaythrough.call(this, e);
-        }
-
-      }
-
-    }),
-
-    ratechange: html5_event(function() {
-
-      sm2._wD(this._s.id + ': ratechange');
-
-    }),
-
-    suspend: html5_event(function(e) {
-
-      // download paused/stopped, may have finished (eg. onload)
-      var s = this._s;
-
-      sm2._wD(this._s.id + ': suspend');
-      html5_events.progress.call(this, e);
-      s._onsuspend();
-
-    }),
-
-    stalled: html5_event(function() {
-
-      sm2._wD(this._s.id + ': stalled');
-
-    }),
-
-    timeupdate: html5_event(function() {
-
-      this._s._onTimer();
-
-    }),
-
-    waiting: html5_event(function() {
-
-      var s = this._s;
-
-      // see also: seeking
-      sm2._wD(this._s.id + ': waiting');
-
-      // playback faster than download rate, etc.
-      s._onbufferchange(1);
-
-    })
-
-  };
-
-  html5OK = function(iO) {
-
-    // playability test based on URL or MIME type
-
-    var result;
-
-    if (iO.serverURL || (iO.type && preferFlashCheck(iO.type))) {
-
-      // RTMP, or preferring flash
-      result = false;
-
-    } else {
-
-      // Use type, if specified. If HTML5-only mode, no other options, so just give 'er
-      result = ((iO.type ? html5CanPlay({type:iO.type}) : html5CanPlay({url:iO.url}) || sm2.html5Only));
-
-    }
-
-    return result;
-
-  };
-
-  html5Unload = function(oAudio, url) {
-
-    /**
-     * Internal method: Unload media, and cancel any current/pending network requests.
-     * Firefox can load an empty URL, which allegedly destroys the decoder and stops the download.
-     * https://developer.mozilla.org/En/Using_audio_and_video_in_Firefox#Stopping_the_download_of_media
-     * However, Firefox has been seen loading a relative URL from '' and thus requesting the hosting page on unload.
-     * Other UA behaviour is unclear, so everyone else gets an about:blank-style URL.
-     */
-
-    if (oAudio) {
-
-      // Firefox likes '' for unload (used to work?) - however, may request hosting page URL (bad.) Most other UAs dislike '' and fail to unload.
-      oAudio.src = url;
-
-      // reset some state, too
-      oAudio._called_load = false;
-
-    }
-
-    if (useGlobalHTML5Audio) {
-
-      // ensure URL state is trashed, also
-      lastGlobalHTML5URL = null;
-
-    }
-
-  };
-
-  html5CanPlay = function(o) {
-
-    /**
-     * Try to find MIME, test and return truthiness
-     * o = {
-     *  url: '/path/to/an.mp3',
-     *  type: 'audio/mp3'
-     * }
-     */
-
-    if (!sm2.useHTML5Audio || !sm2.hasHTML5) {
-      return false;
-    }
-
-    var url = (o.url || null),
-        mime = (o.type || null),
-        aF = sm2.audioFormats,
-        result,
-        offset,
-        fileExt,
-        item;
-
-    // account for known cases like audio/mp3
-
-    if (mime && sm2.html5[mime] !== _undefined) {
-      return (sm2.html5[mime] && !preferFlashCheck(mime));
-    }
-
-    if (!html5Ext) {
-      html5Ext = [];
-      for (item in aF) {
-        if (aF.hasOwnProperty(item)) {
-          html5Ext.push(item);
-          if (aF[item].related) {
-            html5Ext = html5Ext.concat(aF[item].related);
-          }
-        }
-      }
-      html5Ext = new RegExp('\\.('+html5Ext.join('|')+')(\\?.*)?$','i');
-    }
-
-    // TODO: Strip URL queries, etc.
-    fileExt = (url ? url.toLowerCase().match(html5Ext) : null);
-
-    if (!fileExt || !fileExt.length) {
-      if (!mime) {
-        result = false;
-      } else {
-        // audio/mp3 -> mp3, result should be known
-        offset = mime.indexOf(';');
-        // strip "audio/X; codecs..."
-        fileExt = (offset !== -1?mime.substr(0,offset):mime).substr(6);
-      }
-    } else {
-      // match the raw extension name - "mp3", for example
-      fileExt = fileExt[1];
-    }
-
-    if (fileExt && sm2.html5[fileExt] !== _undefined) {
-      // result known
-      result = (sm2.html5[fileExt] && !preferFlashCheck(fileExt));
-    } else {
-      mime = 'audio/'+fileExt;
-      result = sm2.html5.canPlayType({type:mime});
-      sm2.html5[fileExt] = result;
-      // sm2._wD('canPlayType, found result: ' + result);
-      result = (result && sm2.html5[mime] && !preferFlashCheck(mime));
-    }
-
-    return result;
-
-  };
-
-  testHTML5 = function() {
-
-    /**
-     * Internal: Iterates over audioFormats, determining support eg. audio/mp3, audio/mpeg and so on
-     * assigns results to html5[] and flash[].
-     */
-
-    if (!sm2.useHTML5Audio || !sm2.hasHTML5) {
-      return false;
-    }
-
-    // double-whammy: Opera 9.64 throws WRONG_ARGUMENTS_ERR if no parameter passed to Audio(), and Webkit + iOS happily tries to load "null" as a URL. :/
-    var a = (Audio !== _undefined ? (isOpera && opera.version() < 10 ? new Audio(null) : new Audio()) : null),
-        item, lookup, support = {}, aF, i;
-
-    function cp(m) {
-
-      var canPlay, i, j,
-          result = false,
-          isOK = false;
-
-      if (!a || typeof a.canPlayType !== 'function') {
-        return result;
-      }
-
-      if (m instanceof Array) {
-        // iterate through all mime types, return any successes
-        for (i=0, j=m.length; i<j; i++) {
-          if (sm2.html5[m[i]] || a.canPlayType(m[i]).match(sm2.html5Test)) {
-            isOK = true;
-            sm2.html5[m[i]] = true;
-            // note flash support, too
-            sm2.flash[m[i]] = !!(m[i].match(flashMIME));
-          }
-        }
-        result = isOK;
-      } else {
-        canPlay = (a && typeof a.canPlayType === 'function' ? a.canPlayType(m) : false);
-        result = !!(canPlay && (canPlay.match(sm2.html5Test)));
-      }
-
-      return result;
-
-    }
-
-    // test all registered formats + codecs
-
-    aF = sm2.audioFormats;
-
-    for (item in aF) {
-
-      if (aF.hasOwnProperty(item)) {
-
-        lookup = 'audio/' + item;
-
-        support[item] = cp(aF[item].type);
-
-        // write back generic type too, eg. audio/mp3
-        support[lookup] = support[item];
-
-        // assign flash
-        if (item.match(flashMIME)) {
-
-          sm2.flash[item] = true;
-          sm2.flash[lookup] = true;
-
-        } else {
-
-          sm2.flash[item] = false;
-          sm2.flash[lookup] = false;
-
-        }
-
-        // assign result to related formats, too
-
-        if (aF[item] && aF[item].related) {
-
-          for (i=aF[item].related.length-1; i >= 0; i--) {
-
-            // eg. audio/m4a
-            support['audio/'+aF[item].related[i]] = support[item];
-            sm2.html5[aF[item].related[i]] = support[item];
-            sm2.flash[aF[item].related[i]] = support[item];
-
-          }
-
-        }
-
-      }
-
-    }
-
-    support.canPlayType = (a?cp:null);
-    sm2.html5 = mixin(sm2.html5, support);
-
-    return true;
-
-  };
-
-  strings = {
-
-    // <d>
-    notReady: 'Unavailable - wait until onready() has fired.',
-    notOK: 'Audio support is not available.',
-    domError: sm + 'exception caught while appending SWF to DOM.',
-    spcWmode: 'Removing wmode, preventing known SWF loading issue(s)',
-    swf404: smc + 'Verify that %s is a valid path.',
-    tryDebug: 'Try ' + sm + '.debugFlash = true for more security details (output goes to SWF.)',
-    checkSWF: 'See SWF output for more debug info.',
-    localFail: smc + 'Non-HTTP page (' + doc.location.protocol + ' URL?) Review Flash player security settings for this special case:\nhttp://www.macromedia.com/support/documentation/en/flashplayer/help/settings_manager04.html\nMay need to add/allow path, eg. c:/sm2/ or /users/me/sm2/',
-    waitFocus: smc + 'Special case: Waiting for SWF to load with window focus...',
-    waitForever: smc + 'Waiting indefinitely for Flash (will recover if unblocked)...',
-    waitSWF: smc + 'Waiting for 100% SWF load...',
-    needFunction: smc + 'Function object expected for %s',
-    badID: 'Warning: Sound ID "%s" should be a string, starting with a non-numeric character',
-    currentObj: smc + '_debug(): Current sound objects',
-    waitOnload: smc + 'Waiting for window.onload()',
-    docLoaded: smc + 'Document already loaded',
-    onload: smc + 'initComplete(): calling soundManager.onload()',
-    onloadOK: sm + '.onload() complete',
-    didInit: smc + 'init(): Already called?',
-    secNote: 'Flash security note: Network/internet URLs will not load due to security restrictions. Access can be configured via Flash Player Global Security Settings Page: http://www.macromedia.com/support/documentation/en/flashplayer/help/settings_manager04.html',
-    badRemove: smc + 'Failed to remove Flash node.',
-    shutdown: sm + '.disable(): Shutting down',
-    queue: smc + 'Queueing %s handler',
-    smError: 'SMSound.load(): Exception: JS-Flash communication failed, or JS error.',
-    fbTimeout: 'No flash response, applying .'+swfCSS.swfTimedout+' CSS...',
-    fbLoaded: 'Flash loaded',
-    flRemoved: smc + 'Flash movie removed.',
-    fbHandler: smc + 'flashBlockHandler()',
-    manURL: 'SMSound.load(): Using manually-assigned URL',
-    onURL: sm + '.load(): current URL already assigned.',
-    badFV: sm + '.flashVersion must be 8 or 9. "%s" is invalid. Reverting to %s.',
-    as2loop: 'Note: Setting stream:false so looping can work (flash 8 limitation)',
-    noNSLoop: 'Note: Looping not implemented for MovieStar formats',
-    needfl9: 'Note: Switching to flash 9, required for MP4 formats.',
-    mfTimeout: 'Setting flashLoadTimeout = 0 (infinite) for off-screen, mobile flash case',
-    needFlash: smc + 'Fatal error: Flash is needed to play some required formats, but is not available.',
-    gotFocus: smc + 'Got window focus.',
-    policy: 'Enabling usePolicyFile for data access',
-    setup: sm + '.setup(): allowed parameters: %s',
-    setupError: sm + '.setup(): "%s" cannot be assigned with this method.',
-    setupUndef: sm + '.setup(): Could not find option "%s"',
-    setupLate: sm + '.setup(): url, flashVersion and html5Test property changes will not take effect until reboot().',
-    noURL: smc + 'Flash URL required. Call soundManager.setup({url:...}) to get started.',
-    sm2Loaded: 'SoundManager 2: Ready.',
-    reset: sm + '.reset(): Removing event callbacks',
-    mobileUA: 'Mobile UA detected, preferring HTML5 by default.',
-    globalHTML5: 'Using singleton HTML5 Audio() pattern for this device.'
-    // </d>
-
-  };
-
-  str = function() {
-
-    // internal string replace helper.
-    // arguments: o [,items to replace]
-    // <d>
-
-    // real array, please
-    var args = slice.call(arguments),
-
-    // first arg
-    o = args.shift(),
-
-    str = (strings && strings[o]?strings[o]:''), i, j;
-    if (str && args && args.length) {
-      for (i = 0, j = args.length; i < j; i++) {
-        str = str.replace('%s', args[i]);
-      }
-    }
-
-    return str;
-    // </d>
-
-  };
-
-  loopFix = function(sOpt) {
-
-    // flash 8 requires stream = false for looping to work
-    if (fV === 8 && sOpt.loops > 1 && sOpt.stream) {
-      _wDS('as2loop');
-      sOpt.stream = false;
-    }
-
-    return sOpt;
-
-  };
-
-  policyFix = function(sOpt, sPre) {
-
-    if (sOpt && !sOpt.usePolicyFile && (sOpt.onid3 || sOpt.usePeakData || sOpt.useWaveformData || sOpt.useEQData)) {
-      sm2._wD((sPre || '') + str('policy'));
-      sOpt.usePolicyFile = true;
-    }
-
-    return sOpt;
-
-  };
-
-  complain = function(sMsg) {
-
-    // <d>
-    if (console !== _undefined && console.warn !== _undefined) {
-      console.warn(sMsg);
-    } else {
-      sm2._wD(sMsg);
-    }
-    // </d>
-
-  };
-
-  doNothing = function() {
-
-    return false;
-
-  };
-
-  disableObject = function(o) {
-
-    var oProp;
-
-    for (oProp in o) {
-      if (o.hasOwnProperty(oProp) && typeof o[oProp] === 'function') {
-        o[oProp] = doNothing;
-      }
-    }
-
-    oProp = null;
-
-  };
-
-  failSafely = function(bNoDisable) {
-
-    // general failure exception handler
-
-    if (bNoDisable === _undefined) {
-      bNoDisable = false;
-    }
-
-    if (disabled || bNoDisable) {
-      sm2.disable(bNoDisable);
-    }
-
-  };
-
-  normalizeMovieURL = function(smURL) {
-
-    var urlParams = null, url;
-
-    if (smURL) {
-      if (smURL.match(/\.swf(\?.*)?$/i)) {
-        urlParams = smURL.substr(smURL.toLowerCase().lastIndexOf('.swf?') + 4);
-        if (urlParams) {
-          // assume user knows what they're doing
-          return smURL;
-        }
-      } else if (smURL.lastIndexOf('/') !== smURL.length - 1) {
-        // append trailing slash, if needed
-        smURL += '/';
-      }
-    }
-
-    url = (smURL && smURL.lastIndexOf('/') !== - 1 ? smURL.substr(0, smURL.lastIndexOf('/') + 1) : './') + sm2.movieURL;
-
-    if (sm2.noSWFCache) {
-      url += ('?ts=' + new Date().getTime());
-    }
-
-    return url;
-
-  };
-
-  setVersionInfo = function() {
-
-    // short-hand for internal use
-
-    fV = parseInt(sm2.flashVersion, 10);
-
-    if (fV !== 8 && fV !== 9) {
-      sm2._wD(str('badFV', fV, defaultFlashVersion));
-      sm2.flashVersion = fV = defaultFlashVersion;
-    }
-
-    // debug flash movie, if applicable
-
-    var isDebug = (sm2.debugMode || sm2.debugFlash?'_debug.swf':'.swf');
-
-    if (sm2.useHTML5Audio && !sm2.html5Only && sm2.audioFormats.mp4.required && fV < 9) {
-      sm2._wD(str('needfl9'));
-      sm2.flashVersion = fV = 9;
-    }
-
-    sm2.version = sm2.versionNumber + (sm2.html5Only?' (HTML5-only mode)':(fV === 9?' (AS3/Flash 9)':' (AS2/Flash 8)'));
-
-    // set up default options
-    if (fV > 8) {
-      // +flash 9 base options
-      sm2.defaultOptions = mixin(sm2.defaultOptions, sm2.flash9Options);
-      sm2.features.buffering = true;
-      // +moviestar support
-      sm2.defaultOptions = mixin(sm2.defaultOptions, sm2.movieStarOptions);
-      sm2.filePatterns.flash9 = new RegExp('\\.(mp3|' + netStreamTypes.join('|') + ')(\\?.*)?$', 'i');
-      sm2.features.movieStar = true;
-    } else {
-      sm2.features.movieStar = false;
-    }
-
-    // regExp for flash canPlay(), etc.
-    sm2.filePattern = sm2.filePatterns[(fV !== 8?'flash9':'flash8')];
-
-    // if applicable, use _debug versions of SWFs
-    sm2.movieURL = (fV === 8?'soundmanager2.swf':'soundmanager2_flash9.swf').replace('.swf', isDebug);
-
-    sm2.features.peakData = sm2.features.waveformData = sm2.features.eqData = (fV > 8);
-
-  };
-
-  setPolling = function(bPolling, bHighPerformance) {
-
-    if (!flash) {
-      return false;
-    }
-
-    flash._setPolling(bPolling, bHighPerformance);
-
-  };
-
-  initDebug = function() {
-
-    // starts debug mode, creating output <div> for UAs without console object
-
-    // allow force of debug mode via URL
-    if (sm2.debugURLParam.test(wl)) {
-      sm2.debugMode = true;
-    }
-
-    // <d>
-    if (id(sm2.debugID)) {
-      return false;
-    }
-
-    var oD, oDebug, oTarget, oToggle, tmp;
-
-    if (sm2.debugMode && !id(sm2.debugID) && (!hasConsole || !sm2.useConsole || !sm2.consoleOnly)) {
-
-      oD = doc.createElement('div');
-      oD.id = sm2.debugID + '-toggle';
-
-      oToggle = {
-        'position': 'fixed',
-        'bottom': '0px',
-        'right': '0px',
-        'width': '1.2em',
-        'height': '1.2em',
-        'lineHeight': '1.2em',
-        'margin': '2px',
-        'textAlign': 'center',
-        'border': '1px solid #999',
-        'cursor': 'pointer',
-        'background': '#fff',
-        'color': '#333',
-        'zIndex': 10001
-      };
-
-      oD.appendChild(doc.createTextNode('-'));
-      oD.onclick = toggleDebug;
-      oD.title = 'Toggle SM2 debug console';
-
-      if (ua.match(/msie 6/i)) {
-        oD.style.position = 'absolute';
-        oD.style.cursor = 'hand';
-      }
-
-      for (tmp in oToggle) {
-        if (oToggle.hasOwnProperty(tmp)) {
-          oD.style[tmp] = oToggle[tmp];
-        }
-      }
-
-      oDebug = doc.createElement('div');
-      oDebug.id = sm2.debugID;
-      oDebug.style.display = (sm2.debugMode?'block':'none');
-
-      if (sm2.debugMode && !id(oD.id)) {
-        try {
-          oTarget = getDocument();
-          oTarget.appendChild(oD);
-        } catch(e2) {
-          throw new Error(str('domError')+' \n'+e2.toString());
-        }
-        oTarget.appendChild(oDebug);
-      }
-
-    }
-
-    oTarget = null;
-    // </d>
-
-  };
-
-  idCheck = this.getSoundById;
-
-  // <d>
-  _wDS = function(o, errorLevel) {
-
-    return (!o ? '' : sm2._wD(str(o), errorLevel));
-
-  };
-
-  toggleDebug = function() {
-
-    var o = id(sm2.debugID),
-    oT = id(sm2.debugID + '-toggle');
-
-    if (!o) {
-      return false;
-    }
-
-    if (debugOpen) {
-      // minimize
-      oT.innerHTML = '+';
-      o.style.display = 'none';
-    } else {
-      oT.innerHTML = '-';
-      o.style.display = 'block';
-    }
-
-    debugOpen = !debugOpen;
-
-  };
-
-  debugTS = function(sEventType, bSuccess, sMessage) {
-
-    // troubleshooter debug hooks
-
-    if (window.sm2Debugger !== _undefined) {
-      try {
-        sm2Debugger.handleEvent(sEventType, bSuccess, sMessage);
-      } catch(e) {
-        // oh well
-      }
-    }
-
-    return true;
-
-  };
-  // </d>
-
-  getSWFCSS = function() {
-
-    var css = [];
-
-    if (sm2.debugMode) {
-      css.push(swfCSS.sm2Debug);
-    }
-
-    if (sm2.debugFlash) {
-      css.push(swfCSS.flashDebug);
-    }
-
-    if (sm2.useHighPerformance) {
-      css.push(swfCSS.highPerf);
-    }
-
-    return css.join(' ');
-
-  };
-
-  flashBlockHandler = function() {
-
-    // *possible* flash block situation.
-
-    var name = str('fbHandler'),
-        p = sm2.getMoviePercent(),
-        css = swfCSS,
-        error = {type:'FLASHBLOCK'};
-
-    if (sm2.html5Only) {
-      return false;
-    }
-
-    if (!sm2.ok()) {
-
-      if (needsFlash) {
-        // make the movie more visible, so user can fix
-        sm2.oMC.className = getSWFCSS() + ' ' + css.swfDefault + ' ' + (p === null?css.swfTimedout:css.swfError);
-        sm2._wD(name + ': ' + str('fbTimeout') + (p ? ' (' + str('fbLoaded') + ')' : ''));
-      }
-
-      sm2.didFlashBlock = true;
-
-      // fire onready(), complain lightly
-      processOnEvents({type:'ontimeout', ignoreInit:true, error:error});
-      catchError(error);
-
-    } else {
-
-      // SM2 loaded OK (or recovered)
-
-      // <d>
-      if (sm2.didFlashBlock) {
-        sm2._wD(name + ': Unblocked');
-      }
-      // </d>
-
-      if (sm2.oMC) {
-        sm2.oMC.className = [getSWFCSS(), css.swfDefault, css.swfLoaded + (sm2.didFlashBlock?' '+css.swfUnblocked:'')].join(' ');
-      }
-
-    }
-
-  };
-
-  addOnEvent = function(sType, oMethod, oScope) {
-
-    if (on_queue[sType] === _undefined) {
-      on_queue[sType] = [];
-    }
-
-    on_queue[sType].push({
-      'method': oMethod,
-      'scope': (oScope || null),
-      'fired': false
-    });
-
-  };
-
-  processOnEvents = function(oOptions) {
-
-    // if unspecified, assume OK/error
-
-    if (!oOptions) {
-      oOptions = {
-        type: (sm2.ok() ? 'onready' : 'ontimeout')
-      };
-    }
-
-    if (!didInit && oOptions && !oOptions.ignoreInit) {
-      // not ready yet.
-      return false;
-    }
-
-    if (oOptions.type === 'ontimeout' && (sm2.ok() || (disabled && !oOptions.ignoreInit))) {
-      // invalid case
-      return false;
-    }
-
-    var status = {
-          success: (oOptions && oOptions.ignoreInit?sm2.ok():!disabled)
-        },
-
-        // queue specified by type, or none
-        srcQueue = (oOptions && oOptions.type?on_queue[oOptions.type]||[]:[]),
-
-        queue = [], i, j,
-        args = [status],
-        canRetry = (needsFlash && !sm2.ok());
-
-    if (oOptions.error) {
-      args[0].error = oOptions.error;
-    }
-
-    for (i = 0, j = srcQueue.length; i < j; i++) {
-      if (srcQueue[i].fired !== true) {
-        queue.push(srcQueue[i]);
-      }
-    }
-
-    if (queue.length) {
-      // sm2._wD(sm + ': Firing ' + queue.length + ' ' + oOptions.type + '() item' + (queue.length === 1 ? '' : 's'));
-      for (i = 0, j = queue.length; i < j; i++) {
-        if (queue[i].scope) {
-          queue[i].method.apply(queue[i].scope, args);
-        } else {
-          queue[i].method.apply(this, args);
-        }
-        if (!canRetry) {
-          // useFlashBlock and SWF timeout case doesn't count here.
-          queue[i].fired = true;
-        }
-      }
-    }
-
-    return true;
-
-  };
-
-  initUserOnload = function() {
-
-    window.setTimeout(function() {
-
-      if (sm2.useFlashBlock) {
-        flashBlockHandler();
-      }
-
-      processOnEvents();
-
-      // call user-defined "onload", scoped to window
-
-      if (typeof sm2.onload === 'function') {
-        _wDS('onload', 1);
-        sm2.onload.apply(window);
-        _wDS('onloadOK', 1);
-      }
-
-      if (sm2.waitForWindowLoad) {
-        event.add(window, 'load', initUserOnload);
-      }
-
-    },1);
-
-  };
-
-  detectFlash = function() {
-
-    // hat tip: Flash Detect library (BSD, (C) 2007) by Carl "DocYes" S. Yestrau - http://featureblend.com/javascript-flash-detection-library.html / http://featureblend.com/license.txt
-
-    if (hasFlash !== _undefined) {
-      // this work has already been done.
-      return hasFlash;
-    }
-
-    var hasPlugin = false, n = navigator, nP = n.plugins, obj, type, types, AX = window.ActiveXObject;
-
-    if (nP && nP.length) {
-      type = 'application/x-shockwave-flash';
-      types = n.mimeTypes;
-      if (types && types[type] && types[type].enabledPlugin && types[type].enabledPlugin.description) {
-        hasPlugin = true;
-      }
-    } else if (AX !== _undefined && !ua.match(/MSAppHost/i)) {
-      // Windows 8 Store Apps (MSAppHost) are weird (compatibility?) and won't complain here, but will barf if Flash/ActiveX object is appended to the DOM.
-      try {
-        obj = new AX('ShockwaveFlash.ShockwaveFlash');
-      } catch(e) {
-        // oh well
-      }
-      hasPlugin = (!!obj);
-      // cleanup, because it is ActiveX after all
-      obj = null;
-    }
-
-    hasFlash = hasPlugin;
-
-    return hasPlugin;
-
-  };
-
-  featureCheck = function() {
-
-    var needsFlash,
-        item,
-        result = true,
-        formats = sm2.audioFormats,
-        // iPhone <= 3.1 has broken HTML5 audio(), but firmware 3.2 (original iPad) + iOS4 works.
-        isSpecial = (is_iDevice && !!(ua.match(/os (1|2|3_0|3_1)/i)));
-
-    if (isSpecial) {
-
-      // has Audio(), but is broken; let it load links directly.
-      sm2.hasHTML5 = false;
-
-      // ignore flash case, however
-      sm2.html5Only = true;
-
-      if (sm2.oMC) {
-        sm2.oMC.style.display = 'none';
-      }
-
-      result = false;
-
-    } else {
-
-      if (sm2.useHTML5Audio) {
-
-        if (!sm2.html5 || !sm2.html5.canPlayType) {
-          sm2._wD('SoundManager: No HTML5 Audio() support detected.');
-          sm2.hasHTML5 = false;
-        }
-
-        // <d>
-        if (isBadSafari) {
-          sm2._wD(smc + 'Note: Buggy HTML5 Audio in Safari on this OS X release, see https://bugs.webkit.org/show_bug.cgi?id=32159 - ' + (!hasFlash ?' would use flash fallback for MP3/MP4, but none detected.' : 'will use flash fallback for MP3/MP4, if available'), 1);
-        }
-        // </d>
-
-      }
-
-    }
-
-    if (sm2.useHTML5Audio && sm2.hasHTML5) {
-
-      for (item in formats) {
-        if (formats.hasOwnProperty(item)) {
-          if ((formats[item].required && !sm2.html5.canPlayType(formats[item].type)) || (sm2.preferFlash && (sm2.flash[item] || sm2.flash[formats[item].type]))) {
-            // flash may be required, or preferred for this format
-            needsFlash = true;
-          }
-        }
-      }
-
-    }
-
-    // sanity check...
-    if (sm2.ignoreFlash) {
-      needsFlash = false;
-    }
-
-    sm2.html5Only = (sm2.hasHTML5 && sm2.useHTML5Audio && !needsFlash);
-
-    return (!sm2.html5Only);
-
-  };
-
-  parseURL = function(url) {
-
-    /**
-     * Internal: Finds and returns the first playable URL (or failing that, the first URL.)
-     * @param {string or array} url A single URL string, OR, an array of URL strings or {url:'/path/to/resource', type:'audio/mp3'} objects.
-     */
-
-    var i, j, urlResult = 0, result;
-
-    if (url instanceof Array) {
-
-      // find the first good one
-      for (i=0, j=url.length; i<j; i++) {
-
-        if (url[i] instanceof Object) {
-          // MIME check
-          if (sm2.canPlayMIME(url[i].type)) {
-            urlResult = i;
-            break;
-          }
-
-        } else if (sm2.canPlayURL(url[i])) {
-          // URL string check
-          urlResult = i;
-          break;
-        }
-
-      }
-
-      // normalize to string
-      if (url[urlResult].url) {
-        url[urlResult] = url[urlResult].url;
-      }
-
-      result = url[urlResult];
-
-    } else {
-
-      // single URL case
-      result = url;
-
-    }
-
-    return result;
-
-  };
-
-
-  startTimer = function(oSound) {
-
-    /**
-     * attach a timer to this sound, and start an interval if needed
-     */
-
-    if (!oSound._hasTimer) {
-
-      oSound._hasTimer = true;
-
-      if (!mobileHTML5 && sm2.html5PollingInterval) {
-
-        if (h5IntervalTimer === null && h5TimerCount === 0) {
-
-          h5IntervalTimer = setInterval(timerExecute, sm2.html5PollingInterval);
-
-        }
-
-        h5TimerCount++;
-
-      }
-
-    }
-
-  };
-
-  stopTimer = function(oSound) {
-
-    /**
-     * detach a timer
-     */
-
-    if (oSound._hasTimer) {
-
-      oSound._hasTimer = false;
-
-      if (!mobileHTML5 && sm2.html5PollingInterval) {
-
-        // interval will stop itself at next execution.
-
-        h5TimerCount--;
-
-      }
-
-    }
-
-  };
-
-  timerExecute = function() {
-
-    /**
-     * manual polling for HTML5 progress events, ie., whileplaying() (can achieve greater precision than conservative default HTML5 interval)
-     */
-
-    var i;
-
-    if (h5IntervalTimer !== null && !h5TimerCount) {
-
-      // no active timers, stop polling interval.
-
-      clearInterval(h5IntervalTimer);
-
-      h5IntervalTimer = null;
-
-      return false;
-
-    }
-
-    // check all HTML5 sounds with timers
-
-    for (i = sm2.soundIDs.length-1; i >= 0; i--) {
-
-      if (sm2.sounds[sm2.soundIDs[i]].isHTML5 && sm2.sounds[sm2.soundIDs[i]]._hasTimer) {
-
-        sm2.sounds[sm2.soundIDs[i]]._onTimer();
-
-      }
-
-    }
-
-  };
-
-  catchError = function(options) {
-
-    options = (options !== _undefined ? options : {});
-
-    if (typeof sm2.onerror === 'function') {
-      sm2.onerror.apply(window, [{type:(options.type !== _undefined ? options.type : null)}]);
-    }
-
-    if (options.fatal !== _undefined && options.fatal) {
-      sm2.disable();
-    }
-
-  };
-
-  badSafariFix = function() {
-
-    // special case: "bad" Safari (OS X 10.3 - 10.7) must fall back to flash for MP3/MP4
-    if (!isBadSafari || !detectFlash()) {
-      // doesn't apply
-      return false;
-    }
-
-    var aF = sm2.audioFormats, i, item;
-
-    for (item in aF) {
-      if (aF.hasOwnProperty(item)) {
-        if (item === 'mp3' || item === 'mp4') {
-          sm2._wD(sm + ': Using flash fallback for ' + item + ' format');
-          sm2.html5[item] = false;
-          // assign result to related formats, too
-          if (aF[item] && aF[item].related) {
-            for (i = aF[item].related.length-1; i >= 0; i--) {
-              sm2.html5[aF[item].related[i]] = false;
-            }
-          }
-        }
-      }
-    }
-
-  };
-
-  /**
-   * Pseudo-private flash/ExternalInterface methods
-   * ----------------------------------------------
-   */
-
-  this._setSandboxType = function(sandboxType) {
-
-    // <d>
-    var sb = sm2.sandbox;
-
-    sb.type = sandboxType;
-    sb.description = sb.types[(sb.types[sandboxType] !== _undefined?sandboxType:'unknown')];
-
-    if (sb.type === 'localWithFile') {
-
-      sb.noRemote = true;
-      sb.noLocal = false;
-      _wDS('secNote', 2);
-
-    } else if (sb.type === 'localWithNetwork') {
-
-      sb.noRemote = false;
-      sb.noLocal = true;
-
-    } else if (sb.type === 'localTrusted') {
-
-      sb.noRemote = false;
-      sb.noLocal = false;
-
-    }
-    // </d>
-
-  };
-
-  this._externalInterfaceOK = function(flashDate, swfVersion) {
-
-    // flash callback confirming flash loaded, EI working etc.
-    // flashDate = approx. timing/delay info for JS/flash bridge
-    // swfVersion: SWF build string
-
-    if (sm2.swfLoaded) {
-      return false;
-    }
-
-    var e;
-
-    debugTS('swf', true);
-    debugTS('flashtojs', true);
-    sm2.swfLoaded = true;
-    tryInitOnFocus = false;
-
-    if (isBadSafari) {
-      badSafariFix();
-    }
-
-    // complain if JS + SWF build/version strings don't match, excluding +DEV builds
-    // <d>
-    if (!swfVersion || swfVersion.replace(/\+dev/i,'') !== sm2.versionNumber.replace(/\+dev/i, '')) {
-
-      e = sm + ': Fatal: JavaScript file build "' + sm2.versionNumber + '" does not match Flash SWF build "' + swfVersion + '" at ' + sm2.url + '. Ensure both are up-to-date.';
-
-      // escape flash -> JS stack so this error fires in window.
-      setTimeout(function versionMismatch() {
-        throw new Error(e);
-      }, 0);
-
-      // exit, init will fail with timeout
-      return false;
-
-    }
-    // </d>
-
-    // slight delay before init
-    setTimeout(init, isIE ? 100 : 1);
-
-  };
-
-  /**
-   * Private initialization helpers
-   * ------------------------------
-   */
-
-  createMovie = function(smID, smURL) {
-
-    if (didAppend && appendSuccess) {
-      // ignore if already succeeded
-      return false;
-    }
-
-    function initMsg() {
-
-      // <d>
-
-      var options = [], title, str = [], delimiter = ' + ';
-
-      title = 'SoundManager ' + sm2.version + (!sm2.html5Only && sm2.useHTML5Audio ? (sm2.hasHTML5 ? ' + HTML5 audio' : ', no HTML5 audio support') : '');
-
-      if (!sm2.html5Only) {
-
-        if (sm2.preferFlash) {
-          options.push('preferFlash');
-        }
-
-        if (sm2.useHighPerformance) {
-          options.push('useHighPerformance');
-        }
-
-        if (sm2.flashPollingInterval) {
-          options.push('flashPollingInterval (' + sm2.flashPollingInterval + 'ms)');
-        }
-
-        if (sm2.html5PollingInterval) {
-          options.push('html5PollingInterval (' + sm2.html5PollingInterval + 'ms)');
-        }
-
-        if (sm2.wmode) {
-          options.push('wmode (' + sm2.wmode + ')');
-        }
-
-        if (sm2.debugFlash) {
-          options.push('debugFlash');
-        }
-
-        if (sm2.useFlashBlock) {
-          options.push('flashBlock');
-        }
-
-      } else {
-
-        if (sm2.html5PollingInterval) {
-          options.push('html5PollingInterval (' + sm2.html5PollingInterval + 'ms)');
-        }
-
-      }
-
-      if (options.length) {
-        str = str.concat([options.join(delimiter)]);
-      }
-
-      sm2._wD(title + (str.length ? delimiter + str.join(', ') : ''), 1);
-
-      showSupport();
-
-      // </d>
-
-    }
-
-    if (sm2.html5Only) {
-
-      // 100% HTML5 mode
-      setVersionInfo();
-
-      initMsg();
-      sm2.oMC = id(sm2.movieID);
-      init();
-
-      // prevent multiple init attempts
-      didAppend = true;
-
-      appendSuccess = true;
-
-      return false;
-
-    }
-
-    // flash path
-    var remoteURL = (smURL || sm2.url),
-    localURL = (sm2.altURL || remoteURL),
-    swfTitle = 'JS/Flash audio component (SoundManager 2)',
-    oTarget = getDocument(),
-    extraClass = getSWFCSS(),
-    isRTL = null,
-    html = doc.getElementsByTagName('html')[0],
-    oEmbed, oMovie, tmp, movieHTML, oEl, s, x, sClass;
-
-    isRTL = (html && html.dir && html.dir.match(/rtl/i));
-    smID = (smID === _undefined?sm2.id:smID);
-
-    function param(name, value) {
-      return '<param name="'+name+'" value="'+value+'" />';
-    }
-
-    // safety check for legacy (change to Flash 9 URL)
-    setVersionInfo();
-    sm2.url = normalizeMovieURL(overHTTP?remoteURL:localURL);
-    smURL = sm2.url;
-
-    sm2.wmode = (!sm2.wmode && sm2.useHighPerformance ? 'transparent' : sm2.wmode);
-
-    if (sm2.wmode !== null && (ua.match(/msie 8/i) || (!isIE && !sm2.useHighPerformance)) && navigator.platform.match(/win32|win64/i)) {
-      /**
-       * extra-special case: movie doesn't load until scrolled into view when using wmode = anything but 'window' here
-       * does not apply when using high performance (position:fixed means on-screen), OR infinite flash load timeout
-       * wmode breaks IE 8 on Vista + Win7 too in some cases, as of January 2011 (?)
-       */
-       messages.push(strings.spcWmode);
-      sm2.wmode = null;
-    }
-
-    oEmbed = {
-      'name': smID,
-      'id': smID,
-      'src': smURL,
-      'quality': 'high',
-      'allowScriptAccess': sm2.allowScriptAccess,
-      'bgcolor': sm2.bgColor,
-      'pluginspage': http+'www.macromedia.com/go/getflashplayer',
-      'title': swfTitle,
-      'type': 'application/x-shockwave-flash',
-      'wmode': sm2.wmode,
-      // http://help.adobe.com/en_US/as3/mobile/WS4bebcd66a74275c36cfb8137124318eebc6-7ffd.html
-      'hasPriority': 'true'
-    };
-
-    if (sm2.debugFlash) {
-      oEmbed.FlashVars = 'debug=1';
-    }
-
-    if (!sm2.wmode) {
-      // don't write empty attribute
-      delete oEmbed.wmode;
-    }
-
-    if (isIE) {
-
-      // IE is "special".
-      oMovie = doc.createElement('div');
-      movieHTML = [
-        '<object id="' + smID + '" data="' + smURL + '" type="' + oEmbed.type + '" title="' + oEmbed.title +'" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="' + http+'download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0">',
-        param('movie', smURL),
-        param('AllowScriptAccess', sm2.allowScriptAccess),
-        param('quality', oEmbed.quality),
-        (sm2.wmode? param('wmode', sm2.wmode): ''),
-        param('bgcolor', sm2.bgColor),
-        param('hasPriority', 'true'),
-        (sm2.debugFlash ? param('FlashVars', oEmbed.FlashVars) : ''),
-        '</object>'
-      ].join('');
-
-    } else {
-
-      oMovie = doc.createElement('embed');
-      for (tmp in oEmbed) {
-        if (oEmbed.hasOwnProperty(tmp)) {
-          oMovie.setAttribute(tmp, oEmbed[tmp]);
-        }
-      }
-
-    }
-
-    initDebug();
-    extraClass = getSWFCSS();
-    oTarget = getDocument();
-
-    if (oTarget) {
-
-      sm2.oMC = (id(sm2.movieID) || doc.createElement('div'));
-
-      if (!sm2.oMC.id) {
-
-        sm2.oMC.id = sm2.movieID;
-        sm2.oMC.className = swfCSS.swfDefault + ' ' + extraClass;
-        s = null;
-        oEl = null;
-
-        if (!sm2.useFlashBlock) {
-          if (sm2.useHighPerformance) {
-            // on-screen at all times
-            s = {
-              'position': 'fixed',
-              'width': '8px',
-              'height': '8px',
-              // >= 6px for flash to run fast, >= 8px to start up under Firefox/win32 in some cases. odd? yes.
-              'bottom': '0px',
-              'left': '0px',
-              'overflow': 'hidden'
-            };
-          } else {
-            // hide off-screen, lower priority
-            s = {
-              'position': 'absolute',
-              'width': '6px',
-              'height': '6px',
-              'top': '-9999px',
-              'left': '-9999px'
-            };
-            if (isRTL) {
-              s.left = Math.abs(parseInt(s.left,10))+'px';
-            }
-          }
-        }
-
-        if (isWebkit) {
-          // soundcloud-reported render/crash fix, safari 5
-          sm2.oMC.style.zIndex = 10000;
-        }
-
-        if (!sm2.debugFlash) {
-          for (x in s) {
-            if (s.hasOwnProperty(x)) {
-              sm2.oMC.style[x] = s[x];
-            }
-          }
-        }
-
-        try {
-          if (!isIE) {
-            sm2.oMC.appendChild(oMovie);
-          }
-          oTarget.appendChild(sm2.oMC);
-          if (isIE) {
-            oEl = sm2.oMC.appendChild(doc.createElement('div'));
-            oEl.className = swfCSS.swfBox;
-            oEl.innerHTML = movieHTML;
-          }
-          appendSuccess = true;
-        } catch(e) {
-          throw new Error(str('domError')+' \n'+e.toString());
-        }
-
-      } else {
-
-        // SM2 container is already in the document (eg. flashblock use case)
-        sClass = sm2.oMC.className;
-        sm2.oMC.className = (sClass?sClass+' ':swfCSS.swfDefault) + (extraClass?' '+extraClass:'');
-        sm2.oMC.appendChild(oMovie);
-        if (isIE) {
-          oEl = sm2.oMC.appendChild(doc.createElement('div'));
-          oEl.className = swfCSS.swfBox;
-          oEl.innerHTML = movieHTML;
-        }
-        appendSuccess = true;
-
-      }
-
-    }
-
-    didAppend = true;
-    initMsg();
-    // sm2._wD(sm + ': Trying to load ' + smURL + (!overHTTP && sm2.altURL ? ' (alternate URL)' : ''), 1);
-
-    return true;
-
-  };
-
-  initMovie = function() {
-
-    if (sm2.html5Only) {
-      createMovie();
-      return false;
-    }
-
-    // attempt to get, or create, movie (may already exist)
-    if (flash) {
-      return false;
-    }
-
-    if (!sm2.url) {
-
-      /**
-       * Something isn't right - we've reached init, but the soundManager url property has not been set.
-       * User has not called setup({url: ...}), or has not set soundManager.url (legacy use case) directly before init time.
-       * Notify and exit. If user calls setup() with a url: property, init will be restarted as in the deferred loading case.
-       */
-
-       _wDS('noURL');
-       return false;
-
-    }
-
-    // inline markup case
-    flash = sm2.getMovie(sm2.id);
-
-    if (!flash) {
-      if (!oRemoved) {
-        // try to create
-        createMovie(sm2.id, sm2.url);
-      } else {
-        // try to re-append removed movie after reboot()
-        if (!isIE) {
-          sm2.oMC.appendChild(oRemoved);
-        } else {
-          sm2.oMC.innerHTML = oRemovedHTML;
-        }
-        oRemoved = null;
-        didAppend = true;
-      }
-      flash = sm2.getMovie(sm2.id);
-    }
-
-    if (typeof sm2.oninitmovie === 'function') {
-      setTimeout(sm2.oninitmovie, 1);
-    }
-
-    // <d>
-    flushMessages();
-    // </d>
-
-    return true;
-
-  };
-
-  delayWaitForEI = function() {
-
-    setTimeout(waitForEI, 1000);
-
-  };
-
-  waitForEI = function() {
-
-    var p,
-        loadIncomplete = false;
-
-    if (!sm2.url) {
-      // No SWF url to load (noURL case) - exit for now. Will be retried when url is set.
-      return false;
-    }
-
-    if (waitingForEI) {
-      return false;
-    }
-
-    waitingForEI = true;
-    event.remove(window, 'load', delayWaitForEI);
-
-    if (tryInitOnFocus && !isFocused) {
-      // Safari won't load flash in background tabs, only when focused.
-      _wDS('waitFocus');
-      return false;
-    }
-
-    if (!didInit) {
-      p = sm2.getMoviePercent();
-      if (p > 0 && p < 100) {
-        loadIncomplete = true;
-      }
-    }
-
-    setTimeout(function() {
-
-      p = sm2.getMoviePercent();
-
-      if (loadIncomplete) {
-        // special case: if movie *partially* loaded, retry until it's 100% before assuming failure.
-        waitingForEI = false;
-        sm2._wD(str('waitSWF'));
-        window.setTimeout(delayWaitForEI, 1);
-        return false;
-      }
-
-      // <d>
-      if (!didInit) {
-        sm2._wD(sm + ': No Flash response within expected time. Likely causes: ' + (p === 0 ? 'SWF load failed, ':'') + 'Flash blocked or JS-Flash security error.' + (sm2.debugFlash?' ' + str('checkSWF'):''), 2);
-        if (!overHTTP && p) {
-          _wDS('localFail', 2);
-          if (!sm2.debugFlash) {
-            _wDS('tryDebug', 2);
-          }
-        }
-        if (p === 0) {
-          // if 0 (not null), probably a 404.
-          sm2._wD(str('swf404', sm2.url), 1);
-        }
-        debugTS('flashtojs', false, ': Timed out' + overHTTP?' (Check flash security or flash blockers)':' (No plugin/missing SWF?)');
-      }
-      // </d>
-
-      // give up / time-out, depending
-
-      if (!didInit && okToDisable) {
-        if (p === null) {
-          // SWF failed. Maybe blocked.
-          if (sm2.useFlashBlock || sm2.flashLoadTimeout === 0) {
-            if (sm2.useFlashBlock) {
-              flashBlockHandler();
-            }
-            _wDS('waitForever');
-          } else {
-            // no custom flash block handling, but SWF has timed out. Will recover if user unblocks / allows SWF load.
-            _wDS('waitForever');
-            // fire any regular registered ontimeout() listeners.
-            processOnEvents({type:'ontimeout', ignoreInit: true});
-          }
-        } else {
-          // flash loaded? Shouldn't be a blocking issue, then.
-          if (sm2.flashLoadTimeout === 0) {
-             _wDS('waitForever');
-          } else {
-            failSafely(true);
-          }
-        }
-      }
-
-    }, sm2.flashLoadTimeout);
-
-  };
-
-  handleFocus = function() {
-
-    function cleanup() {
-      event.remove(window, 'focus', handleFocus);
-    }
-
-    if (isFocused || !tryInitOnFocus) {
-      // already focused, or not special Safari background tab case
-      cleanup();
-      return true;
-    }
-
-    okToDisable = true;
-    isFocused = true;
-    _wDS('gotFocus');
-
-    // allow init to restart
-    waitingForEI = false;
-
-    // kick off ExternalInterface timeout, now that the SWF has started
-    delayWaitForEI();
-
-    cleanup();
-    return true;
-
-  };
-
-  flushMessages = function() {
-
-    // <d>
-
-    // SM2 pre-init debug messages
-    if (messages.length) {
-      sm2._wD('SoundManager 2: ' + messages.join(' '), 1);
-      messages = [];
-    }
-
-    // </d>
-
-  };
-
-  showSupport = function() {
-
-    // <d>
-
-    flushMessages();
-
-    var item, tests = [];
-
-    if (sm2.useHTML5Audio && sm2.hasHTML5) {
-      for (item in sm2.audioFormats) {
-        if (sm2.audioFormats.hasOwnProperty(item)) {
-          tests.push(item + ' = ' + sm2.html5[item] + (!sm2.html5[item] && hasFlash && sm2.flash[item] ? ' (using flash)' : (sm2.preferFlash && sm2.flash[item] && hasFlash ? ' (preferring flash)': (!sm2.html5[item] ? ' (' + (sm2.audioFormats[item].required ? 'required, ':'') + 'and no flash support)' : ''))));
-        }
-      }
-      sm2._wD('SoundManager 2 HTML5 support: ' + tests.join(', '), 1);
-    }
-
-    // </d>
-
-  };
-
-  initComplete = function(bNoDisable) {
-
-    if (didInit) {
-      return false;
-    }
-
-    if (sm2.html5Only) {
-      // all good.
-      _wDS('sm2Loaded');
-      didInit = true;
-      initUserOnload();
-      debugTS('onload', true);
-      return true;
-    }
-
-    var wasTimeout = (sm2.useFlashBlock && sm2.flashLoadTimeout && !sm2.getMoviePercent()),
-        result = true,
-        error;
-
-    if (!wasTimeout) {
-      didInit = true;
-      if (disabled) {
-        error = {type: (!hasFlash && needsFlash ? 'NO_FLASH' : 'INIT_TIMEOUT')};
-      }
-    }
-
-    sm2._wD('SoundManager 2 ' + (disabled ? 'failed to load' : 'loaded') + ' (' + (disabled ? 'Flash security/load error' : 'OK') + ')', disabled ? 2: 1);
-
-    if (disabled || bNoDisable) {
-      if (sm2.useFlashBlock && sm2.oMC) {
-        sm2.oMC.className = getSWFCSS() + ' ' + (sm2.getMoviePercent() === null?swfCSS.swfTimedout:swfCSS.swfError);
-      }
-      processOnEvents({type:'ontimeout', error:error, ignoreInit: true});
-      debugTS('onload', false);
-      catchError(error);
-      result = false;
-    } else {
-      debugTS('onload', true);
-    }
-
-    if (!disabled) {
-      if (sm2.waitForWindowLoad && !windowLoaded) {
-        _wDS('waitOnload');
-        event.add(window, 'load', initUserOnload);
-      } else {
-        // <d>
-        if (sm2.waitForWindowLoad && windowLoaded) {
-          _wDS('docLoaded');
-        }
-        // </d>
-        initUserOnload();
-      }
-    }
-
-    return result;
-
-  };
-
-  /**
-   * apply top-level setupOptions object as local properties, eg., this.setupOptions.flashVersion -> this.flashVersion (soundManager.flashVersion)
-   * this maintains backward compatibility, and allows properties to be defined separately for use by soundManager.setup().
-   */
-
-  setProperties = function() {
-
-    var i,
-        o = sm2.setupOptions;
-
-    for (i in o) {
-
-      if (o.hasOwnProperty(i)) {
-
-        // assign local property if not already defined
-
-        if (sm2[i] === _undefined) {
-
-          sm2[i] = o[i];
-
-        } else if (sm2[i] !== o[i]) {
-
-          // legacy support: write manually-assigned property (eg., soundManager.url) back to setupOptions to keep things in sync
-          sm2.setupOptions[i] = sm2[i];
-
-        }
-
-      }
-
-    }
-
-  };
-
-
-  init = function() {
-
-    // called after onload()
-
-    if (didInit) {
-      _wDS('didInit');
-      return false;
-    }
-
-    function cleanup() {
-      event.remove(window, 'load', sm2.beginDelayedInit);
-    }
-
-    if (sm2.html5Only) {
-      if (!didInit) {
-        // we don't need no steenking flash!
-        cleanup();
-        sm2.enabled = true;
-        initComplete();
-      }
-      return true;
-    }
-
-    // flash path
-    initMovie();
-
-    try {
-
-      // attempt to talk to Flash
-      flash._externalInterfaceTest(false);
-
-      // apply user-specified polling interval, OR, if "high performance" set, faster vs. default polling
-      // (determines frequency of whileloading/whileplaying callbacks, effectively driving UI framerates)
-      setPolling(true, (sm2.flashPollingInterval || (sm2.useHighPerformance ? 10 : 50)));
-
-      if (!sm2.debugMode) {
-        // stop the SWF from making debug output calls to JS
-        flash._disableDebug();
-      }
-
-      sm2.enabled = true;
-      debugTS('jstoflash', true);
-
-      if (!sm2.html5Only) {
-        // prevent browser from showing cached page state (or rather, restoring "suspended" page state) via back button, because flash may be dead
-        // http://www.webkit.org/blog/516/webkit-page-cache-ii-the-unload-event/
-        event.add(window, 'unload', doNothing);
-      }
-
-    } catch(e) {
-
-      sm2._wD('js/flash exception: ' + e.toString());
-      debugTS('jstoflash', false);
-      catchError({type:'JS_TO_FLASH_EXCEPTION', fatal:true});
-      // don't disable, for reboot()
-      failSafely(true);
-      initComplete();
-
-      return false;
-
-    }
-
-    initComplete();
-
-    // disconnect events
-    cleanup();
-
-    return true;
-
-  };
-
-  domContentLoaded = function() {
-
-    if (didDCLoaded) {
-      return false;
-    }
-
-    didDCLoaded = true;
-
-    // assign top-level soundManager properties eg. soundManager.url
-    setProperties();
-
-    initDebug();
-
-    /**
-     * Temporary feature: allow force of HTML5 via URL params: sm2-usehtml5audio=0 or 1
-     * Ditto for sm2-preferFlash, too.
-     */
-    // <d>
-    (function(){
-
-      var a = 'sm2-usehtml5audio=',
-          a2 = 'sm2-preferflash=',
-          b = null,
-          b2 = null,
-          hasCon = (window.console !== _undefined && typeof console.log === 'function'),
-          l = wl.toLowerCase();
-
-      if (l.indexOf(a) !== -1) {
-        b = (l.charAt(l.indexOf(a)+a.length) === '1');
-        if (hasCon) {
-          console.log((b?'Enabling ':'Disabling ')+'useHTML5Audio via URL parameter');
-        }
-        sm2.setup({
-          'useHTML5Audio': b
-        });
-      }
-
-      if (l.indexOf(a2) !== -1) {
-        b2 = (l.charAt(l.indexOf(a2)+a2.length) === '1');
-        if (hasCon) {
-          console.log((b2?'Enabling ':'Disabling ')+'preferFlash via URL parameter');
-        }
-        sm2.setup({
-          'preferFlash': b2
-        });
-      }
-
-    }());
-    // </d>
-
-    if (!hasFlash && sm2.hasHTML5) {
-      sm2._wD('SoundManager: No Flash detected' + (!sm2.useHTML5Audio ? ', enabling HTML5.' : '. Trying HTML5-only mode.'), 1);
-      sm2.setup({
-        'useHTML5Audio': true,
-        // make sure we aren't preferring flash, either
-        // TODO: preferFlash should not matter if flash is not installed. Currently, stuff breaks without the below tweak.
-        'preferFlash': false
-      });
-    }
-
-    testHTML5();
-    sm2.html5.usingFlash = featureCheck();
-    needsFlash = sm2.html5.usingFlash;
-
-    if (!hasFlash && needsFlash) {
-      messages.push(strings.needFlash);
-      // TODO: Fatal here vs. timeout approach, etc.
-      // hack: fail sooner.
-      sm2.setup({
-        'flashLoadTimeout': 1
-      });
-    }
-
-    if (doc.removeEventListener) {
-      doc.removeEventListener('DOMContentLoaded', domContentLoaded, false);
-    }
-
-    initMovie();
-
-    return true;
-
-  };
-
-  domContentLoadedIE = function() {
-
-    if (doc.readyState === 'complete') {
-      domContentLoaded();
-      doc.detachEvent('onreadystatechange', domContentLoadedIE);
-    }
-
-    return true;
-
-  };
-
-  winOnLoad = function() {
-
-    // catch edge case of initComplete() firing after window.load()
-    windowLoaded = true;
-    event.remove(window, 'load', winOnLoad);
-
-  };
-
-  /**
-   * miscellaneous run-time, pre-init stuff
-   */
-
-  preInit = function() {
-
-    if (mobileHTML5) {
-
-      // prefer HTML5 for mobile + tablet-like devices, probably more reliable vs. flash at this point.
-
-      // <d>
-      if (!sm2.setupOptions.useHTML5Audio || sm2.setupOptions.preferFlash) {
-        // notify that defaults are being changed.
-        messages.push(strings.mobileUA);
-      }
-      // </d>
-
-      sm2.setupOptions.useHTML5Audio = true;
-      sm2.setupOptions.preferFlash = false;
-
-      if (is_iDevice || (isAndroid && !ua.match(/android\s2\.3/i))) {
-        // iOS and Android devices tend to work better with a single audio instance, specifically for chained playback of sounds in sequence.
-        // common use case: exiting sound onfinish() -> createSound() -> play()
-        // <d>
-        messages.push(strings.globalHTML5);
-        // </d>
-        if (is_iDevice) {
-          sm2.ignoreFlash = true;
-        }
-        useGlobalHTML5Audio = true;
-      }
-
-    }
-
-  };
-
-  preInit();
-
-  // sniff up-front
-  detectFlash();
-
-  // focus and window load, init (primarily flash-driven)
-  event.add(window, 'focus', handleFocus);
-  event.add(window, 'load', delayWaitForEI);
-  event.add(window, 'load', winOnLoad);
-
-  if (doc.addEventListener) {
-
-    doc.addEventListener('DOMContentLoaded', domContentLoaded, false);
-
-  } else if (doc.attachEvent) {
-
-    doc.attachEvent('onreadystatechange', domContentLoadedIE);
-
-  } else {
-
-    // no add/attachevent support - safe to assume no JS -> Flash either
-    debugTS('onload', false);
-    catchError({type:'NO_DOM2_EVENTS', fatal:true});
-
-  }
-
-} // SoundManager()
-
-// SM2_DEFER details: http://www.schillmania.com/projects/soundmanager2/doc/getstarted/#lazy-loading
-
-if (window.SM2_DEFER === undefined || !SM2_DEFER) {
-  soundManager = new SoundManager();
-}
-
-/**
- * SoundManager public interfaces
- * ------------------------------
- */
-
-window.SoundManager = SoundManager; // constructor
-window.soundManager = soundManager; // public API, flash callbacks etc.
-
-}(window));

scripts/util.js

@@ -1,16 +1,3 @@
-function createSound(name, url) {
-  var deferred = Q.defer();
-  soundManager.createSound({
-    id: name,
-    url: url,
-    autoLoad: true,
-    onload: function() {
-      deferred.resolve(this);
-    }
-  });
-  return deferred.promise;
-}
-
 function drawTriangle(x, y, h, w) {
   var ctx = Game.context;
   ctx.beginPath();