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uploader.js
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			/*
			Copyright (c) 2010, Yahoo! Inc. All rights reserved.
			Code licensed under the BSD License:
			http://developer.yahoo.com/yui/license.html
			version: 2.8.2r1
			*/
			/extern ActiveXObject, __flash_unloadHandler, __flash_savedUnloadHandler /
			/*!
			* SWFObject v1.5: Flash Player detection and embed - http://blog.deconcept.com/swfobject/
			*
			* SWFObject is (c) 2007 Geoff Stearns and is released under the MIT License:
			* http://www.opensource.org/licenses/mit-license.php
			* @namespace YAHOO
			*/

			YAHOO.namespace("deconcept");

			YAHOO.deconcept = YAHOO.deconcept \|\| {};

			if(typeof YAHOO.deconcept.util == "undefined" \|\| !YAHOO.deconcept.util)
			{
			YAHOO.deconcept.util = {};
			}

			if(typeof YAHOO.deconcept.SWFObjectUtil == "undefined" \|\| !YAHOO.deconcept.SWFObjectUtil)
			{
			YAHOO.deconcept.SWFObjectUtil = {};
			}

			YAHOO.deconcept.SWFObject = function(swf, id, w, h, ver, c, quality, xiRedirectUrl, redirectUrl, detectKey)
			{
			if(!document.getElementById) { return; }
			this.DETECT_KEY = detectKey ? detectKey : 'detectflash';
			this.skipDetect = YAHOO.deconcept.util.getRequestParameter(this.DETECT_KEY);
			this.params = {};
			this.variables = {};
			this.attributes = [];
			if(swf) { this.setAttribute('swf', swf); }
			if(id) { this.setAttribute('id', id); }
			if(w) { this.setAttribute('width', w); }
			if(h) { this.setAttribute('height', h); }
			if(ver) { this.setAttribute('version', new YAHOO.deconcept.PlayerVersion(ver.toString().split("."))); }
			this.installedVer = YAHOO.deconcept.SWFObjectUtil.getPlayerVersion();
			if (!window.opera && document.all && this.installedVer.major > 7)
			{
			// only add the onunload cleanup if the Flash Player version supports External Interface and we are in IE
			YAHOO.deconcept.SWFObject.doPrepUnload = true;
			}
			if(c)
			{
			this.addParam('bgcolor', c);
			}
			var q = quality ? quality : 'high';
			this.addParam('quality', q);
			this.setAttribute('useExpressInstall', false);
			this.setAttribute('doExpressInstall', false);
			var xir = (xiRedirectUrl) ? xiRedirectUrl : window.location;
			this.setAttribute('xiRedirectUrl', xir);
			this.setAttribute('redirectUrl', '');
			if(redirectUrl)
			{
			this.setAttribute('redirectUrl', redirectUrl);
			}
			};

			YAHOO.deconcept.SWFObject.prototype =
			{
			useExpressInstall: function(path)
			{
			this.xiSWFPath = !path ? "expressinstall.swf" : path;
			this.setAttribute('useExpressInstall', true);
			},
			setAttribute: function(name, value){
			this.attributes[name] = value;
			},
			getAttribute: function(name){
			return this.attributes[name];
			},
			addParam: function(name, value){
			this.params[name] = value;
			},
			getParams: function(){
			return this.params;
			},
			addVariable: function(name, value){
			this.variables[name] = value;
			},
			getVariable: function(name){
			return this.variables[name];
			},
			getVariables: function(){
			return this.variables;
			},
			getVariablePairs: function(){
			var variablePairs = [];
			var key;
			var variables = this.getVariables();
			for(key in variables)
			{
			if(variables.hasOwnProperty(key))
			{
			variablePairs[variablePairs.length] = key +"="+ variables[key];
			}
			}
			return variablePairs;
			},
			getSWFHTML: function() {
			var swfNode = "";
			var params = {};
			var key = "";
			var pairs = "";
			if (navigator.plugins && navigator.mimeTypes && navigator.mimeTypes.length) { // netscape plugin architecture
			if (this.getAttribute("doExpressInstall")) {
			this.addVariable("MMplayerType", "PlugIn");
			this.setAttribute('swf', this.xiSWFPath);
			}
			swfNode = '<embed type="application/x-shockwave-flash" src="'+ this.getAttribute('swf') +'" width="'+ this.getAttribute('width') +'" height="'+ this.getAttribute('height') +'" style="'+ this.getAttribute('style') +'"';
			swfNode += ' id="'+ this.getAttribute('id') +'" name="'+ this.getAttribute('id') +'" ';
			params = this.getParams();
			for(key in params)
			{
			if(params.hasOwnProperty(key))
			{
			swfNode += [key] +'="'+ params[key] +'" ';
			}
			}
			pairs = this.getVariablePairs().join("&");
			if (pairs.length > 0){ swfNode += 'flashvars="'+ pairs +'"'; }
			swfNode += '/>';
			} else { // PC IE
			if (this.getAttribute("doExpressInstall")) {
			this.addVariable("MMplayerType", "ActiveX");
			this.setAttribute('swf', this.xiSWFPath);
			}
			swfNode = '<object id="'+ this.getAttribute('id') +'" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="'+ this.getAttribute('width') +'" height="'+ this.getAttribute('height') +'" style="'+ this.getAttribute('style') +'">';
			swfNode += '<param name="movie" value="'+ this.getAttribute('swf') +'" />';
			params = this.getParams();
			for(key in params)
			{
			if(params.hasOwnProperty(key))
			{
			swfNode += '<param name="'+ key +'" value="'+ params[key] +'" />';
			}
			}
			pairs = this.getVariablePairs().join("&");
			if(pairs.length > 0) {swfNode += '<param name="flashvars" value="'+ pairs +'" />';}
			swfNode += "</object>";
			}
			return swfNode;
			},
			write: function(elementId)
			{
			if(this.getAttribute('useExpressInstall')) {
			// check to see if we need to do an express install
			var expressInstallReqVer = new YAHOO.deconcept.PlayerVersion([6,0,65]);
			if (this.installedVer.versionIsValid(expressInstallReqVer) && !this.installedVer.versionIsValid(this.getAttribute('version'))) {
			this.setAttribute('doExpressInstall', true);
			this.addVariable("MMredirectURL", escape(this.getAttribute('xiRedirectUrl')));
			document.title = document.title.slice(0, 47) + " - Flash Player Installation";
			this.addVariable("MMdoctitle", document.title);
			}
			}
			if(this.skipDetect \|\| this.getAttribute('doExpressInstall') \|\| this.installedVer.versionIsValid(this.getAttribute('version')))
			{
			var n = (typeof elementId == 'string') ? document.getElementById(elementId) : elementId;
			n.innerHTML = this.getSWFHTML();
			return true;
			}
			else
			{
			if(this.getAttribute('redirectUrl') !== "")
			{
			document.location.replace(this.getAttribute('redirectUrl'));
			}
			}
			return false;
			}
			};

			/* ---- detection functions ---- */
			YAHOO.deconcept.SWFObjectUtil.getPlayerVersion = function()
			{
			var axo = null;
			var PlayerVersion = new YAHOO.deconcept.PlayerVersion([0,0,0]);
			if(navigator.plugins && navigator.mimeTypes.length)
			{
			var x = navigator.plugins["Shockwave Flash"];
			if(x && x.description)
			{
			PlayerVersion = new YAHOO.deconcept.PlayerVersion(x.description.replace(/([a-zA-Z]\|\s)+/, "").replace(/(\s+r\|\s+b[0-9]+)/, ".").split("."));
			}
			}
			else if (navigator.userAgent && navigator.userAgent.indexOf("Windows CE") >= 0)
			{ // if Windows CE
			var counter = 3;
			while(axo)
			{
			try
			{
			counter++;
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash."+ counter);
			// document.write("player v: "+ counter);
			PlayerVersion = new YAHOO.deconcept.PlayerVersion([counter,0,0]);
			}
			catch(e)
			{
			axo = null;
			}
			}
			}
			else
			{ // Win IE (non mobile)
			// do minor version lookup in IE, but avoid fp6 crashing issues
			// see http://blog.deconcept.com/2006/01/11/getvariable-setvariable-crash-internet-explorer-flash-6/
			try
			{
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
			}
			catch(e)
			{
			try
			{
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
			PlayerVersion = new YAHOO.deconcept.PlayerVersion([6,0,21]);
			axo.AllowScriptAccess = "always"; // error if player version < 6.0.47 (thanks to Michael Williams @ Adobe for this code)
			}
			catch(e)
			{
			if(PlayerVersion.major == 6)
			{
			return PlayerVersion;
			}
			}
			try
			{
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
			}
			catch(e) {}
			}

			if(axo !== null)
			{
			PlayerVersion = new YAHOO.deconcept.PlayerVersion(axo.GetVariable("$version").split(" ")[1].split(","));
			}
			}
			return PlayerVersion;
			};

			YAHOO.deconcept.PlayerVersion = function(arrVersion)
			{
			this.major = arrVersion[0] !== null ? parseInt(arrVersion[0], 0) : 0;
			this.minor = arrVersion[1] !== null ? parseInt(arrVersion[1], 0) : 0;
			this.rev = arrVersion[2] !== null ? parseInt(arrVersion[2], 0) : 0;
			};

			YAHOO.deconcept.PlayerVersion.prototype.versionIsValid = function(fv)
			{
			if(this.major < fv.major)
			{
			return false;
			}
			if(this.major > fv.major)
			{
			return true;
			}
			if(this.minor < fv.minor)
			{
			return false;
			}
			if(this.minor > fv.minor)
			{
			return true;
			}
			if(this.rev < fv.rev)
			{
			return false;
			}
			return true;
			};

			/* ---- get value of query string param ---- */
			YAHOO.deconcept.util =
			{
			getRequestParameter: function(param)
			{
			var q = document.location.search \|\| document.location.hash;
			if(param === null) { return q; }
			if(q)
			{
			var pairs = q.substring(1).split("&");
			for(var i=0; i < pairs.length; i++)
			{
			if (pairs[i].substring(0, pairs[i].indexOf("=")) == param)
			{
			return pairs[i].substring((pairs[i].indexOf("=") + 1));
			}
			}
			}
			return "";
			}
			};

			/* fix for video streaming bug */
			YAHOO.deconcept.SWFObjectUtil.cleanupSWFs = function()
			{
			var objects = document.getElementsByTagName("OBJECT");
			for(var i = objects.length - 1; i >= 0; i--)
			{
			objects[i].style.display = 'none';
			for(var x in objects[i])
			{
			if(typeof objects[i][x] == 'function')
			{
			objects[i][x] = function(){};
			}
			}
			}
			};

			// fixes bug in some fp9 versions see http://blog.deconcept.com/2006/07/28/swfobject-143-released/
			if(YAHOO.deconcept.SWFObject.doPrepUnload)
			{
			if(!YAHOO.deconcept.unloadSet)
			{
			YAHOO.deconcept.SWFObjectUtil.prepUnload = function()
			{
			__flash_unloadHandler = function(){};
			__flash_savedUnloadHandler = function(){};
			window.attachEvent("onunload", YAHOO.deconcept.SWFObjectUtil.cleanupSWFs);
			};
			window.attachEvent("onbeforeunload", YAHOO.deconcept.SWFObjectUtil.prepUnload);
			YAHOO.deconcept.unloadSet = true;
			}
			}

			/* add document.getElementById if needed (mobile IE < 5) */
			if(!document.getElementById && document.all)
			{
			document.getElementById = function(id) { return document.all[id]; };
			}
			/**
			* Wraps Flash embedding functionality and allows communication with SWF through
			* attributes.
			*
			* @namespace YAHOO.widget
			* @class FlashAdapter
			* @uses YAHOO.util.AttributeProvider
			*/
			YAHOO.widget.FlashAdapter = function(swfURL, containerID, attributes, buttonSkin)
			{

			this._queue = this._queue \|\| [];
			this._events = this._events \|\| {};
			this._configs = this._configs \|\| {};
			attributes = attributes \|\| {};

			//the Flash Player external interface code from Adobe doesn't play nicely
			//with the default value, yui-gen, in IE
			this._id = attributes.id = attributes.id \|\| YAHOO.util.Dom.generateId(null, "yuigen");
			attributes.version = attributes.version \|\| "9.0.45";
			attributes.backgroundColor = attributes.backgroundColor \|\| "#ffffff";

			//we can't use the initial attributes right away
			//so save them for once the SWF finishes loading
			this._attributes = attributes;

			this._swfURL = swfURL;
			this._containerID = containerID;

			//embed the SWF file in the page
			this._embedSWF(this._swfURL, this._containerID, attributes.id, attributes.version,
			attributes.backgroundColor, attributes.expressInstall, attributes.wmode, buttonSkin);

			/**
			* Fires when the SWF is initialized and communication is possible.
			* @event contentReady
			*/
			//Fix for iframe cross-domain issue with FF2x
			try
			{
			this.createEvent("contentReady");
			}
			catch(e){}
			};

			YAHOO.widget.FlashAdapter.owners = YAHOO.widget.FlashAdapter.owners \|\| {};

			YAHOO.extend(YAHOO.widget.FlashAdapter, YAHOO.util.AttributeProvider,
			{
			/**
			* The URL of the SWF file.
			* @property _swfURL
			* @type String
			* @private
			*/
			_swfURL: null,

			/**
			* The ID of the containing DIV.
			* @property _containerID
			* @type String
			* @private
			*/
			_containerID: null,

			/**
			* A reference to the embedded SWF file.
			* @property _swf
			* @private
			*/
			_swf: null,

			/**
			* The id of this instance.
			* @property _id
			* @type String
			* @private
			*/
			_id: null,

			/**
			* Indicates whether the SWF has been initialized and is ready
			* to communicate with JavaScript
			* @property _initialized
			* @type Boolean
			* @private
			*/
			_initialized: false,

			/**
			* The initializing attributes are stored here until the SWF is ready.
			* @property _attributes
			* @type Object
			* @private
			*/
			_attributes: null, //the intializing attributes

			/**
			* Public accessor to the unique name of the FlashAdapter instance.
			*
			* @method toString
			* @return {String} Unique name of the FlashAdapter instance.
			*/
			toString: function()
			{
			return "FlashAdapter " + this._id;
			},

			/**
			* Nulls out the entire FlashAdapter instance and related objects and removes attached
			* event listeners and clears out DOM elements inside the container. After calling
			* this method, the instance reference should be expliclitly nulled by implementer,
			* as in myChart = null. Use with caution!
			*
			* @method destroy
			*/
			destroy: function()
			{
			//kill the Flash Player instance
			if(this._swf)
			{
			var container = YAHOO.util.Dom.get(this._containerID);
			container.removeChild(this._swf);
			}

			var instanceName = this._id;

			//null out properties
			for(var prop in this)
			{
			if(YAHOO.lang.hasOwnProperty(this, prop))
			{
			this[prop] = null;
			}
			}

			},

			/**
			* Embeds the SWF in the page and associates it with this instance.
			*
			* @method _embedSWF
			* @private
			*/
			_embedSWF: function(swfURL, containerID, swfID, version, backgroundColor, expressInstall, wmode, buttonSkin)
			{
			//standard SWFObject embed
			var swfObj = new YAHOO.deconcept.SWFObject(swfURL, swfID, "100%", "100%", version, backgroundColor);

			if(expressInstall)
			{
			swfObj.useExpressInstall(expressInstall);
			}

			//make sure we can communicate with ExternalInterface
			swfObj.addParam("allowScriptAccess", "always");

			if(wmode)
			{
			swfObj.addParam("wmode", wmode);
			}

			swfObj.addParam("menu", "false");

			//again, a useful ExternalInterface trick
			swfObj.addVariable("allowedDomain", document.location.hostname);

			//tell the SWF which HTML element it is in
			swfObj.addVariable("YUISwfId", swfID);

			// set the name of the function to call when the swf has an event
			swfObj.addVariable("YUIBridgeCallback", "YAHOO.widget.FlashAdapter.eventHandler");
			if (buttonSkin) {
			swfObj.addVariable("buttonSkin", buttonSkin);
			}
			var container = YAHOO.util.Dom.get(containerID);
			var result = swfObj.write(container);
			if(result)
			{
			this._swf = YAHOO.util.Dom.get(swfID);
			YAHOO.widget.FlashAdapter.owners[swfID] = this;
			}
			else
			{
			}
			},

			/**
			* Handles or re-dispatches events received from the SWF.
			*
			* @method _eventHandler
			* @private
			*/
			_eventHandler: function(event)
			{
			var type = event.type;
			switch(type)
			{
			case "swfReady":
			this._loadHandler();
			return;
			case "log":
			return;
			}


			//be sure to return after your case or the event will automatically fire!
			this.fireEvent(type, event);
			},

			/**
			* Called when the SWF has been initialized.
			*
			* @method _loadHandler
			* @private
			*/
			_loadHandler: function()
			{
			this._initialized = false;
			this._initAttributes(this._attributes);
			this.setAttributes(this._attributes, true);

			this._initialized = true;
			this.fireEvent("contentReady");
			},

			set: function(name, value)
			{
			//save all the attributes in case the swf reloads
			//so that we can pass them in again
			this._attributes[name] = value;
			YAHOO.widget.FlashAdapter.superclass.set.call(this, name, value);
			},

			/**
			* Initializes the attributes.
			*
			* @method _initAttributes
			* @private
			*/
			_initAttributes: function(attributes)
			{
			//should be overridden if other attributes need to be set up

			/**
			* @attribute wmode
			* @description Sets the window mode of the Flash Player control. May be
			* "window", "opaque", or "transparent". Only available in the constructor
			* because it may not be set after Flash Player has been embedded in the page.
			* @type String
			*/

			/**
			* @attribute expressInstall
			* @description URL pointing to a SWF file that handles Flash Player's express
			* install feature. Only available in the constructor because it may not be
			* set after Flash Player has been embedded in the page.
			* @type String
			*/

			/**
			* @attribute version
			* @description Minimum required version for the SWF file. Only available in the constructor because it may not be
			* set after Flash Player has been embedded in the page.
			* @type String
			*/

			/**
			* @attribute backgroundColor
			* @description The background color of the SWF. Only available in the constructor because it may not be
			* set after Flash Player has been embedded in the page.
			* @type String
			*/

			/**
			* @attribute altText
			* @description The alternative text to provide for screen readers and other assistive technology.
			* @type String
			*/
			this.getAttributeConfig("altText",
			{
			method: this._getAltText
			});
			this.setAttributeConfig("altText",
			{
			method: this._setAltText
			});

			/**
			* @attribute swfURL
			* @description Absolute or relative URL to the SWF displayed by the FlashAdapter. Only available in the constructor because it may not be
			* set after Flash Player has been embedded in the page.
			* @type String
			*/
			this.getAttributeConfig("swfURL",
			{
			method: this._getSWFURL
			});
			},

			/**
			* Getter for swfURL attribute.
			*
			* @method _getSWFURL
			* @private
			*/
			_getSWFURL: function()
			{
			return this._swfURL;
			},

			/**
			* Getter for altText attribute.
			*
			* @method _getAltText
			* @private
			*/
			_getAltText: function()
			{
			return this._swf.getAltText();
			},

			/**
			* Setter for altText attribute.
			*
			* @method _setAltText
			* @private
			*/
			_setAltText: function(value)
			{
			return this._swf.setAltText(value);
			}
			});


			/**
			* Receives event messages from SWF and passes them to the correct instance
			* of FlashAdapter.
			*
			* @method YAHOO.widget.FlashAdapter.eventHandler
			* @static
			* @private
			*/
			YAHOO.widget.FlashAdapter.eventHandler = function(elementID, event)
			{

			if(!YAHOO.widget.FlashAdapter.owners[elementID])
			{
			//fix for ie: if owner doesn't exist yet, try again in a moment
			setTimeout(function() { YAHOO.widget.FlashAdapter.eventHandler( elementID, event ); }, 0);
			}
			else
			{
			YAHOO.widget.FlashAdapter.owners[elementID]._eventHandler(event);
			}
			};

			/**
			* The number of proxy functions that have been created.
			* @static
			* @private
			*/
			YAHOO.widget.FlashAdapter.proxyFunctionCount = 0;

			/**
			* Creates a globally accessible function that wraps a function reference.
			* Returns the proxy function's name as a string for use by the SWF through
			* ExternalInterface.
			*
			* @method YAHOO.widget.FlashAdapter.createProxyFunction
			* @static
			* @private
			*/
			YAHOO.widget.FlashAdapter.createProxyFunction = function(func)
			{
			var index = YAHOO.widget.FlashAdapter.proxyFunctionCount;
			YAHOO.widget.FlashAdapter["proxyFunction" + index] = function()
			{
			return func.apply(null, arguments);
			};
			YAHOO.widget.FlashAdapter.proxyFunctionCount++;
			return "YAHOO.widget.FlashAdapter.proxyFunction" + index.toString();
			};

			/**
			* Removes a function created with createProxyFunction()
			*
			* @method YAHOO.widget.FlashAdapter.removeProxyFunction
			* @static
			* @private
			*/
			YAHOO.widget.FlashAdapter.removeProxyFunction = function(funcName)
			{
			//quick error check
			if(!funcName \|\| funcName.indexOf("YAHOO.widget.FlashAdapter.proxyFunction") < 0)
			{
			return;
			}

			funcName = funcName.substr(26);
			YAHOO.widget.FlashAdapter[funcName] = null;
			};
			/**
			* The YUI Uploader Control
			* @module uploader
			* @description <p>YUI Uploader provides file upload functionality that goes beyond the basic browser-based methods.
			* Specifically, the YUI Uploader allows for:
			* <ol>
			* <li> Multiple file selection in a single "Open File" dialog.</li>
			* <li> File extension filters to facilitate the user's selection.</li>
			* <li> Progress tracking for file uploads.</li>
			* <li> A range of file metadata: filename, size, date created, date modified, and author.</li>
			* <li> A set of events dispatched on various aspects of the file upload process: file selection, upload progress, upload completion, etc.</li>
			* <li> Inclusion of additional data in the file upload POST request.</li>
			* <li> Faster file upload on broadband connections due to the modified SEND buffer size.</li>
			* <li> Same-page server response upon completion of the file upload.</li>
			* </ol>
			* </p>
			* @title Uploader
			* @namespace YAHOO.widget
			* @requires yahoo, dom, element, event
			*/
			/**
			* Uploader class for the YUI Uploader component.
			*
			* @namespace YAHOO.widget
			* @class Uploader
			* @uses YAHOO.widget.FlashAdapter
			* @constructor
			* @param containerId {HTMLElement} Container element for the Flash Player instance.
			* @param buttonSkin {String} [optional]. If defined, the uploader is
			* rendered as a button. This parameter must provide the URL of a button
			* skin sprite image. Acceptable types are: jpg, gif, png and swf. The
			* sprite is divided evenly into four sections along its height (e.g., if
			* the sprite is 200 px tall, it's divided into four sections 50px each).
			* Each section is used as a skin for a specific state of the button: top
			* section is "up", second section is "over", third section is "down", and
			* fourth section is "disabled".
			* If the parameter is not supplied, the uploader is rendered transparent,
			* and it's the developer's responsibility to create a visible UI below it.
			* @param forceTransparent {Boolean} This parameter, if true, forces the Flash
			* UI to be rendered with wmode set to "transparent". This behavior is useful
			* in conjunction with non-rectangular button skins with PNG transparency.
			* The parameter is false by default, and ignored if no buttonSkin is defined.
			*/
			YAHOO.widget.Uploader = function(containerId, buttonSkin, forceTransparent)
			{
			var newWMode = "window";

			if (!(buttonSkin) \|\| (buttonSkin && forceTransparent)) {
			newWMode = "transparent";
			}


			YAHOO.widget.Uploader.superclass.constructor.call(this, YAHOO.widget.Uploader.SWFURL, containerId, {wmode:newWMode}, buttonSkin);

			/**
			* Fires when the mouse is pressed over the Uploader.
			* Only fires when the Uploader UI is enabled and
			* the render type is 'transparent'.
			*
			* @event mouseDown
			* @param event.type {String} The event type
			*/
			this.createEvent("mouseDown");

			/**
			* Fires when the mouse is released over the Uploader.
			* Only fires when the Uploader UI is enabled and
			* the render type is 'transparent'.
			*
			* @event mouseUp
			* @param event.type {String} The event type
			*/
			this.createEvent("mouseUp");

			/**
			* Fires when the mouse rolls over the Uploader.
			*
			* @event rollOver
			* @param event.type {String} The event type
			*/
			this.createEvent("rollOver");

			/**
			* Fires when the mouse rolls out of the Uploader.
			*
			* @event rollOut
			* @param event.type {String} The event type
			*/
			this.createEvent("rollOut");

			/**
			* Fires when the uploader is clicked.
			*
			* @event click
			* @param event.type {String} The event type
			*/
			this.createEvent("click");

			/**
			* Fires when the user has finished selecting files in the "Open File" dialog.
			*
			* @event fileSelect
			* @param event.type {String} The event type
			* @param event.fileList {Object} A dictionary of objects with file information
			* @param event.fileList[].size {Number} File size in bytes for a specific file in fileList
			* @param event.fileList[].cDate {Date} Creation date for a specific file in fileList
			* @param event.fileList[].mDate {Date} Modification date for a specific file in fileList
			* @param event.fileList[].name {String} File name for a specific file in fileList
			* @param event.fileList[].id {String} Unique file id of a specific file in fileList
			*/
			this.createEvent("fileSelect");

			/**
			* Fires when an upload of a specific file has started.
			*
			* @event uploadStart
			* @param event.type {String} The event type
			* @param event.id {String} The id of the file that's started to upload
			*/
			this.createEvent("uploadStart");

			/**
			* Fires when new information about the upload progress for a specific file is available.
			*
			* @event uploadProgress
			* @param event.type {String} The event type
			* @param event.id {String} The id of the file with which the upload progress data is associated
			* @param bytesLoaded {Number} The number of bytes of the file uploaded so far
			* @param bytesTotal {Number} The total size of the file
			*/
			this.createEvent("uploadProgress");

			/**
			* Fires when an upload for a specific file is cancelled.
			*
			* @event uploadCancel
			* @param event.type {String} The event type
			* @param event.id {String} The id of the file with which the upload has been cancelled.
			*/
			this.createEvent("uploadCancel");

			/**
			* Fires when an upload for a specific file is complete.
			*
			* @event uploadComplete
			* @param event.type {String} The event type
			* @param event.id {String} The id of the file for which the upload has been completed.
			*/
			this.createEvent("uploadComplete");

			/**
			* Fires when the server sends data in response to a completed upload.
			*
			* @event uploadCompleteData
			* @param event.type {String} The event type
			* @param event.id {String} The id of the file for which the upload has been completed.
			* @param event.data {String} The raw data returned by the server in response to the upload.
			*/
			this.createEvent("uploadCompleteData");

			/**
			* Fires when an upload error occurs.
			*
			* @event uploadError
			* @param event.type {String} The event type
			* @param event.id {String} The id of the file that was being uploaded when the error has occurred.
			* @param event.status {String} The status message associated with the error.
			*/
			this.createEvent("uploadError");
			}

			/**
			* Location of the Uploader SWF
			*
			* @property Chart.SWFURL
			* @private
			* @static
			* @final
			* @default "assets/uploader.swf"
			*/
			YAHOO.widget.Uploader.SWFURL = "assets/uploader.swf";

			YAHOO.extend(YAHOO.widget.Uploader, YAHOO.widget.FlashAdapter,
			{
			/**
			* Starts the upload of the file specified by fileID to the location specified by uploadScriptPath.
			*
			* @param fileID {String} The id of the file to start uploading.
			* @param uploadScriptPath {String} The URL of the upload location.
			* @param method {String} Either "GET" or "POST", specifying how the variables accompanying the file upload POST request should be submitted. "GET" by default.
			* @param vars {Object} The object containing variables to be sent in the same request as the file upload.
			* @param fieldName {String} The name of the variable in the POST request containing the file data. "Filedata" by default.
			* </code>
			*/
			upload: function(fileID, uploadScriptPath, method, vars, fieldName)
			{
			this._swf.upload(fileID, uploadScriptPath, method, vars, fieldName);
			},

			/**
			* Starts the upload of the files specified by fileIDs, or adds them to a currently running queue. The upload queue is automatically managed.
			*
			* @param fileIDs {Array} The ids of the files to start uploading.
			* @param uploadScriptPath {String} The URL of the upload location.
			* @param method {String} Either "GET" or "POST", specifying how the variables accompanying the file upload POST request should be submitted. "GET" by default.
			* @param vars {Object} The object containing variables to be sent in the same request as the file upload.
			* @param fieldName {String} The name of the variable in the POST request containing the file data. "Filedata" by default.
			* </code>
			*/
			uploadThese: function(fileIDs, uploadScriptPath, method, vars, fieldName)
			{
			this._swf.uploadThese(fileIDs, uploadScriptPath, method, vars, fieldName);
			},

			/**
			* Starts uploading all files in the queue. If this function is called, the upload queue is automatically managed.
			*
			* @param uploadScriptPath {String} The URL of the upload location.
			* @param method {String} Either "GET" or "POST", specifying how the variables accompanying the file upload POST request should be submitted. "GET" by default.
			* @param vars {Object} The object containing variables to be sent in the same request as the file upload.
			* @param fieldName {String} The name of the variable in the POST request containing the file data. "Filedata" by default.
			* </code>
			*/
			uploadAll: function(uploadScriptPath, method, vars, fieldName)
			{
			this._swf.uploadAll(uploadScriptPath, method, vars, fieldName);
			},

			/**
			* Cancels the upload of a specified file. If no file id is specified, all ongoing uploads are cancelled.
			*
			* @param fileID {String} The ID of the file whose upload should be cancelled.
			*/
			cancel: function(fileID)
			{
			this._swf.cancel(fileID);
			},

			/**
			* Clears the list of files queued for upload.
			*
			*/
			clearFileList: function()
			{
			this._swf.clearFileList();
			},

			/**
			* Removes the specified file from the upload queue.
			*
			* @param fileID {String} The id of the file to remove from the upload queue.
			*/
			removeFile: function (fileID)
			{
			this._swf.removeFile(fileID);
			},

			/**
			* Turns the logging functionality on.
			* Uses Flash internal trace logging, as well as YUI Logger, if available.
			*
			* @param allowLogging {Boolean} If true, logs are output; otherwise, no logs are produced.
			*/
			setAllowLogging: function (allowLogging)
			{
			this._swf.setAllowLogging(allowLogging);
			},

			/**
			* Sets the number of simultaneous uploads when using uploadAll()
			* The minimum value is 1, and maximum value is 5. The default value is 2.
			*
			* @param simUploadLimit {int} Number of simultaneous uploads, between 1 and 5.
			*/
			setSimUploadLimit : function (simUploadLimit)
			{
			this._swf.setSimUploadLimit(simUploadLimit);
			},

			/**
			* Sets the flag allowing users to select multiple files for the upload.
			*
			* @param allowMultipleFiles {Boolean} If true, multiple files can be selected. False by default.
			*/
			setAllowMultipleFiles : function (allowMultipleFiles)
			{
			this._swf.setAllowMultipleFiles(allowMultipleFiles);
			},

			/**
			* Sets the file filters for the "Browse" dialog.
			*
			* @param newFilterArray An array of sets of key-value pairs of the form
			* {extensions: extensionString, description: descriptionString, [optional]macType: macTypeString}
			* The extensions string is a semicolon-delimited list of elements of the form "*.xxx",
			* e.g. ".jpg;.gif;*.png".
			*/
			setFileFilters : function (fileFilters)
			{
			this._swf.setFileFilters(fileFilters);
			},

			/**
			* Enables the mouse events on the Uploader.
			* If the uploader is being rendered as a button,
			* then the button's skin is set to "up"
			* (first section of the button skin sprite).
			*
			*/
			enable : function ()
			{
			this._swf.enable();
			},

			/**
			* Disables the mouse events on the Uploader.
			* If the uploader is being rendered as a button,
			* then the button's skin is set to "disabled"
			* (fourth section of the button skin sprite).
			*
			*/
			disable : function ()
			{
			this._swf.disable();
			}
			});
			YAHOO.register("uploader", YAHOO.widget.Uploader, {version: "2.8.2r1", build: "7"});

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