var AudioPlayer = function () {
	var instances = [];
	var activePlayerID;
	var playerURL = "";
	var defaultOptions = {};
	
	function getPlayer(playerID) {
		if (document.all && !window[playerID]) {
			for (var i = 0; i < document.forms.length; i++) {
				if (document.forms[i][playerID]) {
					return document.forms[i][playerID];
					break;
				}
			}
		}
		return document.all ? window[playerID] : document[playerID];
	}
	
	function addListener (playerID, type, func) {
		getPlayer(playerID).addListener(type, func);
	}
	
	return {
        setup: function (url, options) {
            playerURL = url;
            defaultOptions = options;
        },
            
        getPlayer: function (playerID) {
            return getPlayer(playerID);
        },
            
        addListener: function (playerID, type, func) {
            addListener(playerID, type, func);
        },
            
        embed: function (elementID, options) {
            var instanceOptions = {};
            var key;
            var so;
            var bgcolor;
            var wmode;
            
            var flashParams = {};
            var flashVars = {};
            var flashAttributes = {};
            
            // Merge default options and instance options
            for (key in defaultOptions) {
                instanceOptions[key] = defaultOptions[key];
            }
            for (key in options) {
                instanceOptions[key] = options[key];
            }
            
            if (instanceOptions.transparentpagebg == "yes") {
                flashParams.bgcolor = "#FFFFFF";
                flashParams.wmode = "transparent";
            } else {
                if (instanceOptions.pagebg) {
                    flashParams.bgcolor = "#" + instanceOptions.pagebg;
                }
                flashParams.wmode = "opaque";
            }
            
            flashParams.menu = "false";
            
            for (key in instanceOptions) {
                if (key == "pagebg" || key == "width" || key == "height" || key == "transparentpagebg") {
                    continue;
                }
                flashVars[key] = instanceOptions[key];
            }
            
            flashAttributes.name = elementID;
            flashAttributes.style = "outline: none";
            
            flashVars.playerID = elementID;
            
            swfobject.embedSWF(playerURL, elementID,
                               instanceOptions.width.toString(), instanceOptions.height.toString(), 
                               "9.0.124", false, flashVars, flashParams, flashAttributes);
            
            instances.push(elementID);
        },
        
        onVolume: function (playerID, volume) {	
            for (var i = 0; i < instances.length; i++) {
                if (instances[i] != playerID) {
                    getPlayer(instances[i]).setVolume(volume);
                }
            }
        },
                
        onPlay: function(playerID) {
            for (var i=0, l=instances.length; i<l; i++) {
                if (instances[i] != playerID) {
                    this.getPlayer(instances[i]).pause();
                }
            }
        }
	}
}();