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   1  var AudioPlayer = function () {
   2      var instances = [];
   3      var activePlayerID;
   4      var playerURL = "";
   5      var defaultOptions = {};
   6      var currentVolume = -1;
   7      var requiredFlashVersion = "9";
   8      
   9  	function getPlayer(playerID) {
  10          if (document.all && !window[playerID]) {
  11              for (var i = 0; i < document.forms.length; i++) {
  12                  if (document.forms[i][playerID]) {
  13                      return document.forms[i][playerID];
  14                      break;
  15                  }
  16              }
  17          }
  18          return document.all ? window[playerID] : document[playerID];
  19      }
  20      
  21  	function addListener (playerID, type, func) {
  22          getPlayer(playerID).addListener(type, func);
  23      }
  24      
  25      return {
  26          setup: function (url, options) {
  27              playerURL = url;
  28              defaultOptions = options;
  29              if (swfobject.hasFlashPlayerVersion(requiredFlashVersion)) {
  30                  swfobject.switchOffAutoHideShow();
  31                  swfobject.createCSS("p.audioplayer_container span", "visibility:hidden;height:24px;overflow:hidden;padding:0;border:none;");
  32              }
  33          },
  34  
  35          getPlayer: function (playerID) {
  36              return getPlayer(playerID);
  37          },
  38          
  39          addListener: function (playerID, type, func) {
  40              addListener(playerID, type, func);
  41          },
  42          
  43          embed: function (elementID, options) {
  44              var instanceOptions = {};
  45              var key;
  46              
  47              var flashParams = {};
  48              var flashVars = {};
  49              var flashAttributes = {};
  50      
  51              // Merge default options and instance options

  52              for (key in defaultOptions) {
  53                  instanceOptions[key] = defaultOptions[key];
  54              }
  55              for (key in options) {
  56                  instanceOptions[key] = options[key];
  57              }
  58              
  59              if (instanceOptions.transparentpagebg == "yes") {
  60                  flashParams.bgcolor = "#FFFFFF";
  61                  flashParams.wmode = "transparent";
  62              } else {
  63                  if (instanceOptions.pagebg) {
  64                      flashParams.bgcolor = "#" + instanceOptions.pagebg;
  65                  }
  66                  flashParams.wmode = "opaque";
  67              }
  68              
  69              flashParams.menu = "false";
  70              
  71              for (key in instanceOptions) {
  72                  if (key == "pagebg" || key == "width" || key == "transparentpagebg") {
  73                      continue;
  74                  }
  75                  flashVars[key] = instanceOptions[key];
  76              }
  77              
  78              flashAttributes.name = elementID;
  79              flashAttributes.style = "outline: none";
  80              
  81              flashVars.playerID = elementID;
  82              
  83              swfobject.embedSWF(playerURL, elementID, instanceOptions.width.toString(), "24", requiredFlashVersion, false, flashVars, flashParams, flashAttributes);
  84              
  85              instances.push(elementID);
  86          },
  87          
  88          syncVolumes: function (playerID, volume) {    
  89              currentVolume = volume;
  90              for (var i = 0; i < instances.length; i++) {
  91                  if (instances[i] != playerID) {
  92                      getPlayer(instances[i]).setVolume(currentVolume);
  93                  }
  94              }
  95          },
  96          
  97          activate: function (playerID, info) {
  98              if (activePlayerID && activePlayerID != playerID) {
  99                  getPlayer(activePlayerID).close();
 100              }
 101  
 102              activePlayerID = playerID;
 103          },
 104          
 105          load: function (playerID, soundFile, titles, artists) {
 106              getPlayer(playerID).load(soundFile, titles, artists);
 107          },
 108          
 109          close: function (playerID) {
 110              getPlayer(playerID).close();
 111              if (playerID == activePlayerID) {
 112                  activePlayerID = null;
 113              }
 114          },
 115          
 116          open: function (playerID, index) {
 117              if (index == undefined) {
 118                  index = 1;
 119              }
 120              getPlayer(playerID).open(index == undefined ? 0 : index-1);
 121          },
 122          
 123          getVolume: function (playerID) {
 124              return currentVolume;
 125          }
 126          
 127      }
 128      
 129  }();