function Toggler (div, on, off)
	{
	var state = false
	function activate ()
		{
		$(div).addClass("on").html("ON")
		on ()
		}
	function deactivate ()
		{
		$(div).removeClass("on").html("off")
		off ()
		}
	function toggle ()
		{
		state = ! state
		if (state)
			activate ()
		else
			deactivate ()
		}
	function destroy ()
		{
		$(div).unbind("click")
		}
	$(div).bind("click", toggle)
	}

var Tokbox =
	{
	height: 150,
	width: null,
	token_url: "/cgi-bin/tokbox_room.cgi",
	sessionid: null,
	token: null,
	togglers: [],

	session: null,
	publisher: null,
	subscribers: [],

	subscribeToStreams: function (streams)
		{
		for (var i = 0; i < streams.length; i++)
			{
			var stream = streams[i]
			if (stream.connection.connectionId != Tokbox.session.connection.connectionId)
				{
				var parentDiv = document.getElementById("tokbox-subscribers")
				var stubDiv = document.createElement("div")
				stubDiv.id = "opentok_subscriber_"+stream.connection.connectionId
				parentDiv.appendChild(stubDiv)

				var subscriberProps = {width: Tokbox.width, height: Tokbox.height, audioEnabled: true}
				var subscriber = Tokbox.session.subscribe(stream, stubDiv.id, subscriberProps)
				Tokbox.subscribers.push(subscriber)
				}
			}
		},
	sessionConnectedHandler: function (event)
		{
		Tokbox.height = $("#tokbox-embed").height()
		Tokbox.width = Math.floor( Tokbox.height / 1.618 )
		$("#tokbox-loading").hide()

		Tokbox.subscribeToStreams(event.streams)

		var parentDiv = document.getElementById("tokbox-publisher")
		var stubDiv = document.createElement("div")
		stubDiv.id = "opentok_publisher"
		parentDiv.appendChild(stubDiv)

		var publisherProps = {width: Tokbox.width, height: Tokbox.height, microphoneEnabled: false}
		Tokbox.publisher = Tokbox.session.publish(stubDiv.id, publisherProps)
		$("#tokbox-loading").hide()
		$("#tokbox-settings").fadeIn(1000)
		},
	streamCreatedHandler: function (event)
		{
		Tokbox.subscribeToStreams(event.streams)
		},
	tokenCallback: function (raw)
		{
		var lines = API.parse("/tokbox", raw)
		if (! lines)
			return d.error("API ERROR")
		for (i in lines)
			{
			pair = lines[i].split("\t")
			if (pair[0] === "ERROR")
				return d.error(pair[1])
			else if (pair[0] === "SESSION")
				Tokbox.sessionid = d.trim(pair[1])
			else if (pair[0] === "TOKEN")
				Tokbox.token = d.trim(pair[1])
			}
		if (Tokbox.sessionid && Tokbox.token)
			Tokbox.activate()
		},
	activate: function ()
		{
		Tokbox.session = TB.initSession(Tokbox.sessionid)
		Tokbox.session.addEventListener("sessionConnected", Tokbox.sessionConnectedHandler)
		Tokbox.session.addEventListener("streamCreated", Tokbox.streamCreatedHandler)
		Tokbox.session.connect(626221, Tokbox.token)
		},
	microphoneOn: function ()
		{
		Tokbox.publisher.publishAudio(true)
		d.warn(">>>> MICROPHONE ON")
		},
	microphoneOff: function ()
		{
		Tokbox.publisher.publishAudio(false)
		d.warn(">>>> MICROPHONE OFF")
		},
	mute: function ()
		{
		for (var i = 0; i < Tokbox.subscribers.length; i++)
			{
			try
				{
				Tokbox.subscribers[i].subscribeToAudio(false)
				d.warn("MUTED "+i)
				}
			catch (err)
				{
				d.warn("UNMUTE ERROR "+i+" "+ err.description)
				}
			}
		d.warn(">>>> MUTE ALL")
		},
	unmute: function ()
		{
		for (var i = 0; i < Tokbox.subscribers.length; i++)
			{
			try
				{
				Tokbox.subscribers[i].subscribeToAudio(true)
				d.warn("UNMUTED "+i)
				}
			catch (err)
				{
				d.warn("UNMUTE ERROR "+i+" "+ err.description)
				}
			}
		d.warn(">>>> UNMUTE ALL")
		},
	load: function ()
		{
		$("#tokbox-embed").show()
		$("#tokbox-settings").hide()
		$("#tokbox-loading").show()
		$(window).trigger("resize")
		$.get(Tokbox.token_url, {room:Room.name}).success(Tokbox.tokenCallback)
		Tokbox.togglers.push( new Toggler ("#tokbox-microphone", Tokbox.microphoneOn, Tokbox.microphoneOff) )
		Tokbox.togglers.push( new Toggler ("#tokbox-mute-all", Tokbox.mute, Tokbox.unmute) )
		},
	unload: function ()
		{
		$("#tokbox-embed").hide()
		$(window).trigger("resize")
		if (Tokbox.session)
			{
			if (Tokbox.publisher)
				Tokbox.session.unpublish(Tokbox.publisher)
			Tokbox.session.disconnect()
			}
		Tokbox.publisher = null
		Tokbox.session = null
		$("#tokbox-publisher").html("")
		$("#tokbox-subscriber").html("")
		for (t in Tokbox.togglers)
			Tokbox.togglers[i].destroy ()
		Tokbox.togglers = []
		},
	init: function ()
		{
		}
	}