text: /** @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.20140901
   */
  /*global window, SM2_DEFER, sm2Debugger, console, document, navigator, setTimeout, setInterval, clearInterval, Audio, opera, module, define */
  /*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";
      if(!window || !window.document) {
          // Don't cross the [environment] streams. SM2 expects to be running in a browser, not under node.js etc.
          // Additionally, if a browser somehow manages to fail this test, as Egon said: "It would be bad."
          throw new Error('SoundManager requires a browser with window and document objects.');
      }
      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': false, // overrides useHTML5audio, will use Flash for MP3/MP4/AAC if present. Potential option if HTML5 playback with these formats is quirky.
              'noSWFCache': false, // if true, appends ?ts={date} to break aggressive SWF caching.
              'idPrefix': 'sound' // if an id is not provided to createSound(), this prefix is used for generated IDs - 'sound0', 'sound1' etc.
          };
          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.20140901';
          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, rebootIntoHTML5, 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 = [],
              canIgnoreFlash, 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, idCounter = 0,
              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,
              msecScale = 1000,
              emptyURL = 'about:blank', // safe URL to unload, or load nothing from (flash 8 + most HTML5 UAs)
              emptyWAV = 'data:audio/wave;base64,/UklGRiYAAABXQVZFZm10IBAAAAABAAEARKwAAIhYAQACABAAZGF0YQIAAAD//w==', // tiny WAV for HTML5 unloading
              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(options) {
                  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);
              // generate an id, if needed.
              if(options.id === undefined) {
                  options.id = sm2.setupOptions.idPrefix + (idCounter++);
              }
              // <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 ? ' (' + 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(sm2.html5Only) {
                      sm2._wD(options.id + ': No HTML5 support for this sound, and no Flash. Exiting.');
                      return make();
                  }
                  // TODO: Move HTML5/flash checks into generic URL parsing/handling function.
                  if(sm2.html5.usingFlash && options.url && options.url.match(/data\:/i)) {
                      // data: URIs not supported by Flash, either.
                      sm2._wD(options.id + ': data: URIs not supported via Flash. Exiting.');
                      return make();
                  }
                  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 && 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 = null,
                  // legacy function-overloading use case: play('mySound', '/path/to/some.mp3');
                  overloaded = (oOptions && !(oOptions instanceof Object));
              if(!didInit || !sm2.ok()) {
                  complain(sm + '.play(): ' + str(!didInit ? 'notReady' : 'notOK'));
                  return false;
              }
              if(!idCheck(sID, overloaded)) {
                  if(!overloaded) {
                      // no sound found for the given ID. Bail.
                      return false;
                  }
                  if(overloaded) {
                      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();
                  }
              } else if(overloaded) {
                  // existing sound object case
                  oOptions = {
                      url: oOptions
                  };
              }
              if(result === null) {
                  // default case
                  result = sm2.sounds[sID].play(oOptions);
              }
              return result;
          };
          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); // TODO: make less "weird" (per JSLint)
              }
              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) {
                  return null;
              }
              var result = sm2.sounds[sID];
              // <d>
              if(!result && !_suppressDebug) {
                  sm2._wD(sm + '.getSoundById(): Sound "' + sID + '" not found.', 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 object' + (sm2.soundIDs.length !== 1 ? 's' : '') + '...');
              }
              // </d>
              var i, j, k;
              for(i = sm2.soundIDs.length - 1; i >= 0; i--) {
                  sm2.sounds[sm2.soundIDs[i]].destruct();
              }
              // trash ze flash (remove from the DOM)
              if(flash) {
                  try {
                      if(isIE) {
                          oRemovedHTML = flash.innerHTML;
                      }
                      oRemoved = flash.parentNode.removeChild(flash);
                  } 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 = {};
              idCounter = 0;
              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, urlOmitted;
              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;
              // for flash 8 special-case createSound() without url, followed by load/play with url case
              urlOmitted = (this.url ? false : true);
              /**
               * 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) {
                      sm2._wD(s.id + ': load(): url is unassigned. Exiting.', 2);
                      return s;
                  }
                  // <d>
                  if(!s.isHTML5 && fV === 8 && !s.url && !instanceOptions.autoPlay) {
                      // flash 8 load() -> play() won't work before onload has fired.
                      sm2._wD(s.id + ': Flash 8 load() limitation: Wait for onload() before calling play().', 1);
                  }
                  // </d>
                  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 property, values: none / metadata / auto
                          // reference: http://msdn.microsoft.com/en-us/library/ie/ff974759%28v=vs.85%29.aspx
                          s._a.preload = 'auto';
                          s._a._called_load = true;
                      } else {
                          sm2._wD(s.id + ': Ignoring request to load again');
                      }
                  } else {
                      if(sm2.html5Only) {
                          sm2._wD(s.id + ': No flash support. Exiting.');
                          return s;
                      }
                      if(s._iO.url && s._iO.url.match(/data\:/i)) {
                          // data: URIs not supported by Flash, either.
                          sm2._wD(s.id + ': data: URIs not supported via Flash. Exiting.');
                          return s;
                      }
                      try {
                          s.isHTML5 = false;
                          s._iO = policyFix(loopFix(instanceOptions));
                          // if we have "position", disable auto-play as we'll be seeking to that position at onload().
                          if(s._iO.autoPlay && (s._iO.position || s._iO.from)) {
                              sm2._wD(s.id + ': Disabling autoPlay because of non-zero offset case');
                              s._iO.autoPlay = false;
                          }
                          // 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();
                              // update empty URL, too
                              lastURL = html5Unload(s._a);
                          }
                      }
                      // 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,
                      audioClone, onended, oncanplay,
                      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.isHTML5 && 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);
                          if(s.isHTML5) {
                              // go back to original position.
                              s.setPosition(s._iO.position);
                          }
                          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) {
                      // special case for createSound() followed by load() / play() with url; avoid double-load case.
                      if(!s.readyState && !s.isHTML5 && fV === 8 && urlOmitted) {
                          urlOmitted = false;
                      } else {
                          // 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 && !sm2.html5Only) {
                              // flash: assign directly because setAutoPlay() increments the instanceCount
                              s._iO.autoPlay = true;
                              s.load(s._iO);
                          } else if(s.isHTML5) {
                              // iOS needs this when recycling sounds, loading a new URL on an existing object.
                              s.load(s._iO);
                          } else {
                              sm2._wD(fN + 'Unsupported type. Exiting.');
                              exit = s;
                          }
                          // 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);
                      /**
                       * Preload in the event of play() with position under Flash,
                       * or from/to parameters and non-RTMP case
                       */
                      if(((!s.isHTML5 && s._iO.position !== null && s._iO.position > 0) || (s._iO.from !== null && s._iO.from > 0) || s._iO.to !== null) && s.instanceCount === 0 && s.playState === 0 && !s._iO.serverURL) {
                          onready = function() {
                              // sound "canplay" or onload()
                              // re-apply position/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 non-zero offset case');
                              s.load({
                                  // note: custom HTML5-only event added for from/to implementation.
                                  _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 non-zero offset 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');
                      // increment instance counter, where enabled + supported
                      if(!s.instanceCount || s._iO.multiShotEvents || (s.isHTML5 && s._iO.multiShot && !useGlobalHTML5Audio) || (!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 / msecScale), 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', 2);
                              if(s._iO.onplayerror) {
                                  s._iO.onplayerror.apply(s);
                              }
                          }
                      } else {
                          if(s.instanceCount < 2) {
                              // HTML5 single-instance case
                              start_html5_timer();
                              a = s._setup_html5();
                              s.setPosition(s._iO.position);
                              a.play();
                          } else {
                              // HTML5 multi-shot case
                              sm2._wD(s.id + ': Cloning Audio() for instance #' + s.instanceCount + '...');
                              audioClone = new Audio(s._iO.url);
                              onended = function() {
                                  event.remove(audioClone, 'ended', onended);
                                  s._onfinish(s);
                                  // cleanup
                                  html5Unload(audioClone);
                                  audioClone = null;
                              };
                              oncanplay = function() {
                                  event.remove(audioClone, 'canplay', oncanplay);
                                  try {
                                      audioClone.currentTime = s._iO.position / msecScale;
                                  } catch(err) {
                                      complain(s.id + ': multiShot play() failed to apply position of ' + (s._iO.position / msecScale));
                                  }
                                  audioClone.play();
                              };
                              event.add(audioClone, 'ended', onended);
                              // apply volume to clones, too
                              if(s._iO.volume !== undefined) {
                                  audioClone.volume = Math.max(0, Math.min(1, s._iO.volume / 100));
                              }
                              // playing multiple muted sounds? if you do this, you're weird ;) - but let's cover it.
                              if(s.muted) {
                                  audioClone.muted = true;
                              }
                              if(s._iO.position) {
                                  // HTML5 audio can't seek before onplay() event has fired.
                                  // wait for canplay, then seek to position and start playback.
                                  event.add(audioClone, 'canplay', oncanplay);
                              } else {
                                  // begin playback at currentTime: 0
                                  audioClone.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;
              };
              /**
               * 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 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)));
                  s.position = offset;
                  position1K = s.position / msecScale;
                  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 if(position1K) {
                          // warn on non-zero seek attempts
                          sm2._wD(s.id + ': setPosition(' + position1K + '): Cannot seek yet, sound not ready', 2);
                          return s;
                      }
                      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 / msecScale)
                      });
                      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) {
                      if(sm2.muted && !s.muted) {
                          s.muted = true;
                          s._a.muted = true;
                      }
                      // 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]);
                          j = onPositionItems.length; //  reset j -- onPositionItems.length can be changed in the item callback above... occasionally breaking the loop.
                      }
                  }
                  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 * msecScale || 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 * msecScale : (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 URLs.
                          if(lastURL) {
                              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);
                          s._a.load();
                      } 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 / invalid sound?' + (!s.duration ? ' Zero-length duration reported.' : ' -') + ' (' + 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, [nIsBuffering]);
                  }
                  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 + ': Failure (' + s.failures + '): ' + msg);
                  if(s._iO.onfailure && s.failures === 1) {
                      s._iO.onfailure(msg, level, code);
                  } else {
                      sm2._wD(s.id + ': Ignoring failure');
                  }
              };
              /**
               * flash 9/movieStar + RTMP-only method for unhandled warnings/exceptions from Flash
               * e.g., RTMP "method missing" warning (non-fatal) for getStreamLength on server
               */
              this._onwarning = function(msg, level, code) {
                  if(s._iO.onwarning) {
                      s._iO.onwarning(msg, level, code);
                  }
              };
              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;
                  console.log('updated metadata', s.metadata);
                  if(s._iO.onmetadata) {
                      s._iO.onmetadata.call(s, s.metadata);
                  }
              };
              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.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 / msecScale : null);
                  // set the position if position was provided before the sound loaded
                  if(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);
                  }
              }),
              durationchange: html5_event(function() {
                  // durationchange may fire at various times, probably the safest way to capture accurate/final duration.
                  var s = this._s,
                      duration;
                  duration = s._get_html5_duration();
                  if(!isNaN(duration) && duration !== s.duration) {
                      sm2._wD(this._s.id + ': durationchange (' + duration + ')' + (s.duration ? ', previously ' + s.duration : ''));
                      s.durationEstimate = s.duration = duration;
                  }
              }),
              // 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);
                  /**
                   * HTML5 error codes, per W3C
                   * Error 1: Client aborted download at user's request.
                   * Error 2: Network error after load started.
                   * Error 3: Decoding issue.
                   * Error 4: Media (audio file) not supported.
                   * Reference: http://www.whatwg.org/specs/web-apps/current-work/multipage/the-video-element.html#error-codes
                   */
                  // 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 ' + String.fromCharCode(9835));
                  // 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, progStr, 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);
                  // 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
                      // HTML5 returns seconds. SM2 API uses msec for setPosition() etc., whether Flash or HTML5.
                      for(i = 0, j = ranges.length; i < j; i++) {
                          s.buffered.push({
                              'start': ranges.start(i) * msecScale,
                              'end': ranges.end(i) * msecScale
                          });
                      }
                      // use the last value locally
                      buffered = (ranges.end(0) - ranges.start(0)) * msecScale;
                      // linear case, buffer sum; does not account for seeking and HTTP partials / byte ranges
                      loaded = Math.min(1, buffered / (e.target.duration * msecScale));
                      // <d>
                      if(isProgress && ranges.length > 1) {
                          progStr = [];
                          j = ranges.length;
                          for(i = 0; i < j; i++) {
                              progStr.push(e.target.buffered.start(i) * msecScale + '-' + e.target.buffered.end(i) * msecScale);
                          }
                          sm2._wD(this._s.id + ': progress, timeRanges: ' + progStr.join(', '));
                      }
                      if(isProgress && !isNaN(loaded)) {
                          sm2._wD(this._s.id + ': progress, ' + Math.floor(loaded * 100) + '% loaded');
                      }
                      // </d>
                  }
                  if(!isNaN(loaded)) {
                      // 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 || (!iO.type && !iO.url && !iO.serverURL)) {
                  // nothing to check
                  result = false;
              } else if(iO.serverURL || (iO.type && preferFlashCheck(iO.type))) {
                  // RTMP, or preferring flash
                  result = false;
              } else {
                  // Use type, if specified. Pass data: URIs to HTML5. If HTML5-only mode, no other options, so just give 'er
                  result = ((iO.type ? html5CanPlay({
                      type: iO.type
                  }) : html5CanPlay({
                      url: iO.url
                  }) || sm2.html5Only || iO.url.match(/data\:/i)));
              }
              return result;
          };
          html5Unload = function(oAudio) {
              /**
               * 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.
               */
              var url;
              if(oAudio) {
                  // Firefox and Chrome accept short WAVe data: URIs. Chome dislikes audio/wav, but accepts audio/wav for data: MIME.
                  // Desktop Safari complains / fails on data: URI, so it gets about:blank.
                  url = (isSafari ? emptyURL : (sm2.html5.canPlayType('audio/wav') ? emptyWAV : emptyURL));
                  oAudio.src = url;
                  // reset some state, too
                  if(oAudio._called_unload !== undefined) {
                      oAudio._called_load = false;
                  }
              }
              if(useGlobalHTML5Audio) {
                  // ensure URL state is trashed, also
                  lastGlobalHTML5URL = null;
              }
              return url;
          };
          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) {
                  // without HTML5, we need Flash.
                  sm2.html5.usingFlash = true;
                  needsFlash = true;
                  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, 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);
              sm2.html5.usingFlash = featureCheck();
              needsFlash = sm2.html5.usingFlash;
              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: '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',
              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. ' + String.fromCharCode(10003),
              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>
              var args,
                  i, j, o,
                  sstr;
              // real array, please
              args = slice.call(arguments);
              // first argument
              o = args.shift();
              sstr = (strings && strings[o] ? strings[o] : '');
              if(sstr && args && args.length) {
                  for(i = 0, j = args.length; i < j; i++) {
                      sstr = sstr.replace('%s', args[i]);
                  }
              }
              return sstr;
              // </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(hasConsole && 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
              // <d>
              if(sm2.debugURLParam.test(wl)) {
                  sm2.debugMode = true;
              }
              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 false;
                  }
              }
              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) {
                  // no flash, or unused
                  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
                      obj = null;
                  }
                  hasPlugin = ( !! obj);
                  // cleanup, because it is ActiveX after all
                  obj = null;
              }
              hasFlash = hasPlugin;
              return hasPlugin;
          };
          featureCheck = function() {
              var flashNeeded,
                  item,
                  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)\s/i)));
              if(isSpecial) {
                  // has Audio(), but is broken; let it load links directly.
                  sm2.hasHTML5 = false;
                  // ignore flash case, however
                  sm2.html5Only = true;
                  // hide the SWF, if present
                  if(sm2.oMC) {
                      sm2.oMC.style.display = 'none';
                  }
              } 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) {
                  // sort out whether flash is optional, required or can be ignored.
                  // innocent until proven guilty.
                  canIgnoreFlash = true;
                  for(item in formats) {
                      if(formats.hasOwnProperty(item)) {
                          if(formats[item].required) {
                              if(!sm2.html5.canPlayType(formats[item].type)) {
                                  // 100% HTML5 mode is not possible.
                                  canIgnoreFlash = false;
                                  flashNeeded = true;
                              } else if(sm2.preferFlash && (sm2.flash[item] || sm2.flash[formats[item].type])) {
                                  // flash may be required, or preferred for this format.
                                  flashNeeded = true;
                              }
                          }
                      }
                  }
              }
              // sanity check...
              if(sm2.ignoreFlash) {
                  flashNeeded = false;
                  canIgnoreFlash = true;
              }
              sm2.html5Only = (sm2.hasHTML5 && sm2.useHTML5Audio && !flashNeeded);
              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(swfVersion) {
              // flash callback confirming flash loaded, EI working etc.
              // 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>
              // IE needs a larger timeout
              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,
                      msg = [],
                      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) {
                      msg = msg.concat([options.join(delimiter)]);
                  }
                  sm2._wD(title + (msg.length ? delimiter + msg.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);
          };
          rebootIntoHTML5 = function() {
              // special case: try for a reboot with preferFlash: false, if 100% HTML5 mode is possible and useFlashBlock is not enabled.
              window.setTimeout(function() {
                  complain(smc + 'useFlashBlock is false, 100% HTML5 mode is possible. Rebooting with preferFlash: false...');
                  sm2.setup({
                      preferFlash: false
                  }).reboot();
                  // if for some reason you want to detect this case, use an ontimeout() callback and look for html5Only and didFlashBlock == true.
                  sm2.didFlashBlock = true;
                  sm2.beginDelayedInit();
              }, 1);
          };
          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(hasFlash && 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 to report load progress. Possibly 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.
                              if(!sm2.useFlashBlock && canIgnoreFlash) {
                                  rebootIntoHTML5();
                              } else {
                                  _wDS('waitForever');
                                  // fire any regular registered ontimeout() listeners.
                                  processOnEvents({
                                      type: 'ontimeout',
                                      ignoreInit: true,
                                      error: {
                                          type: 'INIT_FLASHBLOCK'
                                      }
                                  });
                              }
                          }
                      } else {
                          // SWF loaded? Shouldn't be a blocking issue, then.
                          if(sm2.flashLoadTimeout === 0) {
                              _wDS('waitForever');
                          } else {
                              if(!sm2.useFlashBlock && canIgnoreFlash) {
                                  rebootIntoHTML5();
                              } 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] && needsFlash && sm2.flash[item] ? ' (using flash)' : (sm2.preferFlash && sm2.flash[item] && needsFlash ? ' (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', 1);
                  didInit = true;
                  initUserOnload();
                  debugTS('onload', true);
                  return true;
              }
              var wasTimeout = (sm2.useFlashBlock && sm2.flashLoadTimeout && !sm2.getMoviePercent()),
                  result = true,
                  error;
              if(!wasTimeout) {
                  didInit = true;
              }
              error = {
                  type: (!hasFlash && needsFlash ? 'NO_FLASH' : 'INIT_TIMEOUT')
              };
              sm2._wD('SoundManager 2 ' + (disabled ? 'failed to load' : 'loaded') + ' (' + (disabled ? 'Flash security/load error' : 'OK') + ') ' + String.fromCharCode(disabled ? 10006 : 10003), 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,
                      l = wl.toLowerCase();
                  if(l.indexOf(a) !== -1) {
                      b = (l.charAt(l.indexOf(a) + a.length) === '1');
                      if(hasConsole) {
                          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(hasConsole) {
                          console.log((b2 ? 'Enabling ' : 'Disabling ') + 'preferFlash via URL parameter');
                      }
                      sm2.setup({
                          'preferFlash': b2
                      });
                  }
              }());
              // </d>
              if(!hasFlash && sm2.hasHTML5) {
                  sm2._wD('SoundManager 2: 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();
              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;
              // catch case where DOMContentLoaded has been sent, but we're still in doc.readyState = 'interactive'
              domContentLoaded();
              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
       * ------------------------------
       */
      if(typeof module === 'object' && module && typeof module.exports === 'object') {
          /**
           * commonJS module
           * note: SM2 requires a window global due to Flash, which makes calls to window.soundManager.
           * flash may not always be needed, but this is not known until async init and SM2 may even "reboot" into Flash mode.
           */
          window.soundManager = soundManager;
          module.exports.SoundManager = SoundManager;
          module.exports.soundManager = soundManager;
      } else if(typeof define === 'function' && define.amd) {
          // AMD - requireJS
          define('SoundManager', [], function() {
              return {
                  SoundManager: SoundManager,
                  soundManager: soundManager
              };
          });
      } else {
          // standard browser case
          window.SoundManager = SoundManager; // constructor
          window.soundManager = soundManager; // public API, flash callbacks etc.
      }
  }(window));