var presentation = ["<word>season two<\/word>","<word>audition for New Directions<\/word>","<word>performance<\/word>","<word>effect<\/word>","<word>have on his social status<\/word>","<word>joins the glee club<\/word>","<word>Sam Evans<\/word>","<word>transfer student<\/word>","<word>football team<\/word>","<word>Finn<\/word>","<word>Billionaire<\/word>","<word>some trepidation<\/word>","<phrase><strong data-readahead=\"Sam Evans\" class=\"presentation_word\">Sam Evans<\/strong> is a <strong data-readahead=\"transfer student\" class=\"presentation_word\">transfer student<\/strong> who joins the <strong data-readahead=\"football team\" class=\"presentation_word\">football team<\/strong> in <strong data-readahead=\"season two\" class=\"presentation_word\">season two<\/strong>. Encouraged by <strong data-readahead=\"Finn\" class=\"presentation_word\">Finn<\/strong> to <strong data-readahead=\"audition for New Directions\" class=\"presentation_word\">audition for New Directions<\/strong>, he joins the males of the group in a <strong data-readahead=\"performance\" class=\"presentation_word\">performance<\/strong> of \"<strong data-readahead=\"Billionaire\" class=\"presentation_word\">Billionaire<\/strong>.\" Despite <strong data-readahead=\"some trepidation\" class=\"presentation_word\">some trepidation<\/strong> about the <strong data-readahead=\"effect\" class=\"presentation_word\">effect<\/strong> it may <strong data-readahead=\"have on his social status\" class=\"presentation_word\">have on his social status<\/strong>, Sam eventually <strong data-readahead=\"joins the glee club\" class=\"presentation_word\">joins the glee club<\/strong>.<\/phrase>","<word>connivance<\/word>","<word>he and Quinn are partnered together<\/word>","<word>win a duet competition<\/word>","<word>victory dinner<\/word>","<word>turns into a first date<\/word>","<word>lead performance<\/word>","<word>begins a relationship between Sam and Quinn<\/word>","<word>Quinn is later unfaithful to him<\/word>","<word>rekindled her romance with Finn<\/word>","<word>last-ditch attempt<\/word>","<word>win her back<\/word>","<word>ends the relationship<\/word>","<word>finding out from Santana<\/word>","<word>Quinn cheated on him with Finn<\/word>","<word>Finn<\/word>","<word>Rachel<\/word>","<word>sectionals<\/word>","<word>Comeback<\/word>","<phrase>With the <strong data-readahead=\"connivance\" class=\"presentation_word\">connivance<\/strong> of <strong data-readahead=\"Finn\" class=\"presentation_word\">Finn<\/strong> and <strong data-readahead=\"Rachel\" class=\"presentation_word\">Rachel<\/strong>, <strong data-readahead=\"he and Quinn are partnered together\" class=\"presentation_word\">he and Quinn are partnered together<\/strong>, and <strong data-readahead=\"win a duet competition\" class=\"presentation_word\">win a duet competition<\/strong> within the group, after which their <strong data-readahead=\"victory dinner\" class=\"presentation_word\">victory dinner<\/strong> <strong data-readahead=\"turns into a first date\" class=\"presentation_word\">turns into a first date<\/strong>; the victory later nets them a <strong data-readahead=\"lead performance\" class=\"presentation_word\">lead performance<\/strong> at <strong data-readahead=\"sectionals\" class=\"presentation_word\">sectionals<\/strong>. This <strong data-readahead=\"begins a relationship between Sam and Quinn\" class=\"presentation_word\">begins a relationship between Sam and Quinn<\/strong>. But, <strong data-readahead=\"Quinn is later unfaithful to him\" class=\"presentation_word\">Quinn is later unfaithful to him<\/strong>, since she <strong data-readahead=\"rekindled her romance with Finn\" class=\"presentation_word\">rekindled her romance with Finn<\/strong>. In the episode \"<strong data-readahead=\"Comeback\" class=\"presentation_word\">Comeback<\/strong>\", Sam makes a <strong data-readahead=\"last-ditch attempt\" class=\"presentation_word\">last-ditch attempt<\/strong> to <strong data-readahead=\"win her back\" class=\"presentation_word\">win her back<\/strong>, but <strong data-readahead=\"ends the relationship\" class=\"presentation_word\">ends the relationship<\/strong> after <strong data-readahead=\"finding out from Santana\" class=\"presentation_word\">finding out from Santana<\/strong> that <strong data-readahead=\"Quinn cheated on him with Finn\" class=\"presentation_word\">Quinn cheated on him with Finn<\/strong>.<\/phrase>","<word>going to junior prom together<\/word>","<word>Sam and Mercedes start to secretly date<\/word>","<word>Finn and Rachel convince him to come back<\/word>","<word>compete in Sectionals<\/word>","<word>Mercedes has a new boyfriend<\/word>","<word>wants to get her back<\/word>","<word>season four<\/word>","<word>develops friendships<\/word>","<word>latter of which<\/word>","<word>becomes a romantic relationship<\/word>","<word>Kentucky<\/word>","<word>New Directions<\/word>","<word>Blaine<\/word>","<word>Brittany<\/word>","<phrase>At some point after <strong data-readahead=\"going to junior prom together\" class=\"presentation_word\">going to junior prom together<\/strong>, <strong data-readahead=\"Sam and Mercedes start to secretly date\" class=\"presentation_word\">Sam and Mercedes start to secretly date<\/strong>. His family moves to <strong data-readahead=\"Kentucky\" class=\"presentation_word\">Kentucky<\/strong> over the summer, but <strong data-readahead=\"Finn and Rachel convince him to come back\" class=\"presentation_word\">Finn and Rachel convince him to come back<\/strong> to <strong data-readahead=\"New Directions\" class=\"presentation_word\">New Directions<\/strong> late that fall in time to <strong data-readahead=\"compete in Sectionals\" class=\"presentation_word\">compete in Sectionals<\/strong>. Although <strong data-readahead=\"Mercedes has a new boyfriend\" class=\"presentation_word\">Mercedes has a new boyfriend<\/strong>, he <strong data-readahead=\"wants to get her back\" class=\"presentation_word\">wants to get her back<\/strong>. In <strong data-readahead=\"season four\" class=\"presentation_word\">season four<\/strong>, he <strong data-readahead=\"develops friendships\" class=\"presentation_word\">develops friendships<\/strong> with <strong data-readahead=\"Blaine\" class=\"presentation_word\">Blaine<\/strong> and <strong data-readahead=\"Brittany\" class=\"presentation_word\">Brittany<\/strong>, the <strong data-readahead=\"latter of which\" class=\"presentation_word\">latter of which<\/strong> <strong data-readahead=\"becomes a romantic relationship\" class=\"presentation_word\">becomes a romantic relationship<\/strong>.<\/phrase>"];
	var currentPosition = 0;
	var totalPositions = 0;
	var timePerWord = 1500;
	var timePerPhraseWord = 120
	var readAheadPlayerTimer;
	var autoPlay = true;
	var setMinimized = false;

	var wordSpeedOptions = {'Slower':2000,'Moderate':1200,'Fast':800};
	var phraseSpeedOptions = {'Slower':280,'Moderate':200,'Fast':80};
	var defaultWordSpeedOption = 'Moderate';
	var defaultPhraseSpeedOption = 'Moderate';
	var logToLTI = false;

	$(window).load(function(){
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			$('body').prepend('<div id="read_ahead_player"></div>');
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	function initializeReadAheadControls(){
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		s += '<span class="fa-stack fa-lg " aria-hidden><i class="fa fa-circle fa-stack-2x"></i><i class="fa fa-minus fa-stack-1x fa-inverse"></i></span>';
		s += '</a>';
		s += '<div id="read_ahead_controls">';
		s += '<a href="javascript:void(0)" onclick="priorReadAheadPresentationItem()" id="read_ahead_player_previous_word" class="player-icons" aria-label="previous keyword">';
		s += '<span class="fa-stack fa-lg " aria-hidden><i class="fa fa-circle fa-stack-2x"></i><i class="fa fa-backward fa-stack-1x fa-inverse"></i></span>';
		s += '</a>';
		s += '<a href="javascript:void(0)" onclick="pauseReadAheadPresentation()" id="read_ahead_player_pause_play" class="player-icons" aria-label="play/pause">';
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	function initializeReadAheadSpeedOptions(){
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		s += ' Word Speed<br/>';
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		for (index in wordSpeedOptions) { optionCount++; }
		optionWidth = 100 / optionCount;
		for (index in wordSpeedOptions) {
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		for (index in phraseSpeedOptions) { optionCount++; }
		optionWidth = 100 / optionCount;
		for (index in phraseSpeedOptions) {
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				s += '<a href="javascript:void(0)" id="slider_control_phrase_speed_'+option+'" onclick="updateReadAheadPhraseSpeed('+option+',this)" style="width:'+optionWidth+'%;" title="'+index+'" data-speed="'+option+'" class="current_speed" aria-label="'+index+'"></a>';
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		s += '</div>';
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		if (microseconds > 0) { timePerWord = microseconds; }
		if (sender!=undefined) { 
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	function updateReadAheadPhraseSpeed(microseconds,sender) {
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		if (microseconds > 0 ) { timePerPhraseWord = microseconds; }
		if (sender!=undefined) { 
			$('#slider_control_phrase_speed').find('a').removeClass('current_speed');
			$(sender).addClass('current_speed');
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	function updateReadAheadSliderPosition(){
		var currentSliderBarWidth = 100 - (100 / totalPositions * (currentPosition + 1));
		$('#readAheadSliderBar').css('width',currentSliderBarWidth+'%');
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	function currentReadAheadControls(){
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		if (currentPosition < totalPositions - 1)	{
			$('#read_ahead_player_next_word').removeClass('disabled');
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		if (currentPosition > 0) {
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		$('#read_ahead_player_pause_play').each(function(){
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			$(this).off('click');
			$(this).attr('onclick','pauseReadAheadPresentation()');
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		playReadAheadPresentation();
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			$(this).find('.fa-pause').removeClass('fa-pause').addClass('fa-play');
			$(this).off('click');
			$(this).attr('onclick','resumeReadAheadPlayback()');
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		logReadAheadPlayerAction('pauseReadAheadPresentation','Presentation','');
		read_ahead_pause();
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		$('.fa-play').removeClass('fa-play').addClass('fa-repeat');
		$('.fa-pause').removeClass('fa-pause').addClass('fa-repeat');
		$('#read_ahead_player_pause_play').each(function(){
			$(this).off('click');
			$(this).attr('onclick','restartReadAheadPresentation()');
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		logReadAheadPlayerAction('endReadAheadPresentation','Presentation','');
		logLTIEndPresentation();
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	function playReadAheadPresentation(){
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		logReadAheadPlayerAction('playReadAheadPresentation','Presentation','');
		nextReadAheadPresentationItem(); 
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	function startReadAheadStepper(timeDisplayWord){
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	function stopReadAheadStepper(){
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	function read_ahead_step(){
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			nextReadAheadPresentationItem();
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	function read_ahead_pause(){
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		stopReadAheadStepper();
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	function showReadAheadPresentationItem(index){
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				logReadAheadPlayerAction('showReadAheadPresentationItem','Phrase','');
		
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				read_ahead_minimize();
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		currentReadAheadControls();
		updateReadAheadSliderPosition();
		saveReadAheadPosition();
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	function priorReadAheadPresentationItem(){
		stopReadAheadStepper();
		logReadAheadPlayerAction('priorReadAheadPresentationItem','Controls','');
		showReadAheadPresentationItem(currentPosition-1);
	}


	function nextReadAheadPresentationItem(){
		stopReadAheadStepper();
		logReadAheadPlayerAction('nextReadAheadPresentationItem','Controls','');
		showReadAheadPresentationItem(currentPosition+1);
	}

	function read_ahead_playAgain(){
		currentWordIndex = 0;
		logReadAheadPlayerAction('read_ahead_playAgain','Controls','');
		playReadAheadPresentation();
	}


	function read_ahead_minimize(){
		setMinimized = true;
		logReadAheadPlayerAction('read_ahead_minimize','Controls','');
		read_ahead_switch_min_max();
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	function read_ahead_maximize(){
		setMinimized = false;
		logReadAheadPlayerAction('read_ahead_maximize','Controls','');
		read_ahead_switch_min_max();
	}

	function read_ahead_switch_min_max(forceSwitch){
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		if (forceSwitch) { setMinimized = !setMinimized; }

		if (setMinimized) {
			$('#read_ahead_player_back').fadeOut();
			$('#read_ahead_player').addClass('minimize');
			$('.player-icons .fa-stack').removeClass('fa-lg').addClass('fa-sm');
			$('.player-icons .fa-minus').removeClass('fa-minus').addClass('fa-expand');
			logReadAheadPlayerAction('read_ahead_switch_min_max','Min','');
			//$('#read_ahead_player_max_min').each(function(){
			//	$(this).off('click');
			//	$(this).attr('onclick','read_ahead_maximize()');
			//});
		} else {
			$('#read_ahead_player_back').fadeIn();
			$('#read_ahead_player').removeClass('minimize');
			$('.player-icons .fa-stack').removeClass('fa-sm').addClass('fa-lg');
			$('.player-icons .fa-expand').removeClass('fa-expand').addClass('fa-minus');
			logReadAheadPlayerAction('read_ahead_switch_min_max','Max','');
			//$('#read_ahead_player_max_min').each(function(){
			//	$(this).off('click');
			//	$(this).attr('onclick','read_ahead_minimize()');
			//});
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	}

	function saveReadAheadPosition(){
		$.ajax({
			type:'POST',
			url:'/ajax/save_user_presentation_position.php',
			data: { 'id':2443,
					'position': currentPosition
				}
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		.done(function(results){
		})
		.fail(function( jqXHR, textStatus ) {
			alert( "Request failed: " + textStatus );
		});

	}

	function logLTIEndPresentation(action) {
		if (!logToLTI) {
			return;
		}

		$.ajax({
			type:'POST',
			url:'/lti/presentationEnded.php',
			data: { 'documentId':2443,
					'userId':0,
				}
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		area = area != undefined ? area.trim() : '';
		details = details != undefined ? details : '';

		// If we are about to show a new word, increase the number of keywords
		// reinforced so we can log that for the Dashboard page.
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		}

		$.ajax({
			type:'POST',
			url:'/logging/logPlayerAction.php',
			data: { 'documentId':2443,
					'userId':0,
					'playerAction':action,
					'playerArea':area,
					'details':details,
					'timestamp': t
				}
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		.done(function(results){
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			alert( "Request failed: " + textStatus );
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	}