var presentation = ["<word>Breaking the Fourth Wall<\/word>","<word>seventh episode<\/word>","<word>television miniseries<\/word>","<word>WandaVision<\/word>","<word>Marvel Comics characters<\/word>","<word>Wanda Maximoff<\/word>","<word>Scarlet Witch<\/word>","<word>Vision<\/word>","<word>Westview<\/word>","<word>idyllic suburban life<\/word>","<word>unravel<\/word>","<word>Marvel Cinematic Universe<\/word>","<phrase>\"<strong data-readahead=\"Breaking the Fourth Wall\" class=\"presentation_word\">Breaking the Fourth Wall<\/strong>\" is the <strong data-readahead=\"seventh episode\" class=\"presentation_word\">seventh episode<\/strong> of the American <strong data-readahead=\"television miniseries\" class=\"presentation_word\">television miniseries<\/strong> <strong data-readahead=\"WandaVision\" class=\"presentation_word\">WandaVision<\/strong>, based on the <strong data-readahead=\"Marvel Comics characters\" class=\"presentation_word\">Marvel Comics characters<\/strong> <strong data-readahead=\"Wanda Maximoff\" class=\"presentation_word\">Wanda Maximoff<\/strong> \/ <strong data-readahead=\"Scarlet Witch\" class=\"presentation_word\">Scarlet Witch<\/strong> and <strong data-readahead=\"Vision\" class=\"presentation_word\">Vision<\/strong>. It follows the couple inside the town of <strong data-readahead=\"Westview\" class=\"presentation_word\">Westview<\/strong> as their <strong data-readahead=\"idyllic suburban life\" class=\"presentation_word\">idyllic suburban life<\/strong> begins to <strong data-readahead=\"unravel\" class=\"presentation_word\">unravel<\/strong>.  The episode is set in the <strong data-readahead=\"Marvel Cinematic Universe\" class=\"presentation_word\">Marvel Cinematic Universe<\/strong>.<\/phrase>","<word>late 2000s setting<\/word>","<word>Wanda Maximoff<\/word>","<word>day to herself<\/word>","<word>Agnes agrees<\/word>","<word>babysit<\/word>","<word>Billy<\/word>","<word>Tommy<\/word>","<word>Vision<\/word>","<word>S.W.O.R.D. agents inside the boundary<\/word>","<word>members of a circus<\/word>","<word>finds Darcy Lewis<\/word>","<word>frees her from the spell<\/word>","<word>tells Vision about his death<\/word>","<word>Wanda sees<\/word>","<word>parts of her house constantly changing<\/word>","<word>unable to control them<\/word>","<word>Vision and Darcy's journey<\/word>","<word>continuously interrupted<\/word>","<word>junction point<\/word>","<word>Wanda is preventing him<\/word>","<word>coming home<\/word>","<word>his wife needs him<\/word>","<word>flies the rest of the way home<\/word>","<phrase>In a <strong data-readahead=\"late 2000s setting\" class=\"presentation_word\">late 2000s setting<\/strong>, <strong data-readahead=\"Wanda Maximoff\" class=\"presentation_word\">Wanda Maximoff<\/strong> decides to have a <strong data-readahead=\"day to herself\" class=\"presentation_word\">day to herself<\/strong>. <strong data-readahead=\"Agnes agrees\" class=\"presentation_word\">Agnes agrees<\/strong> to <strong data-readahead=\"babysit\" class=\"presentation_word\">babysit<\/strong> <strong data-readahead=\"Billy\" class=\"presentation_word\">Billy<\/strong> and <strong data-readahead=\"Tommy\" class=\"presentation_word\">Tommy<\/strong> and takes them to her house. <strong data-readahead=\"Vision\" class=\"presentation_word\">Vision<\/strong> wakes up and finds the <strong data-readahead=\"S.W.O.R.D. agents inside the boundary\" class=\"presentation_word\">S.W.O.R.D. agents inside the boundary<\/strong> are now <strong data-readahead=\"members of a circus\" class=\"presentation_word\">members of a circus<\/strong>. He <strong data-readahead=\"finds Darcy Lewis\" class=\"presentation_word\">finds Darcy Lewis<\/strong> and <strong data-readahead=\"frees her from the spell\" class=\"presentation_word\">frees her from the spell<\/strong>. After leaving the circus, Darcy <strong data-readahead=\"tells Vision about his death\" class=\"presentation_word\">tells Vision about his death<\/strong> and the events that led to the current situation. Meanwhile, <strong data-readahead=\"Wanda sees\" class=\"presentation_word\">Wanda sees<\/strong> various <strong data-readahead=\"parts of her house constantly changing\" class=\"presentation_word\">parts of her house constantly changing<\/strong> and is <strong data-readahead=\"unable to control them\" class=\"presentation_word\">unable to control them<\/strong>. <strong data-readahead=\"Vision and Darcy's journey\" class=\"presentation_word\">Vision and Darcy's journey<\/strong> back to his house is <strong data-readahead=\"continuously interrupted\" class=\"presentation_word\">continuously interrupted<\/strong> at a <strong data-readahead=\"junction point\" class=\"presentation_word\">junction point<\/strong>, leading <strong data-readahead=\"Vision\">Vision<\/strong> to assume that <strong data-readahead=\"Wanda is preventing him\" class=\"presentation_word\">Wanda is preventing him<\/strong> from <strong data-readahead=\"coming home\" class=\"presentation_word\">coming home<\/strong>. However, he also realizes that <strong data-readahead=\"his wife needs him\" class=\"presentation_word\">his wife needs him<\/strong> and <strong data-readahead=\"flies the rest of the way home\" class=\"presentation_word\">flies the rest of the way home<\/strong>, leaving Darcy behind.<\/phrase>","<word>Westview<\/word>","<word>Monica Rambeau<\/word>","<word>Jimmy Woo<\/word>","<word>S.W.O.R.D. personnel<\/word>","<word>obtain a vehicle<\/word>","<word>be able to cross the barrier<\/word>","<word>mission is unsuccessful<\/word>","<word>Monica decides to enter herself<\/word>","<word>gained powers<\/word>","<word>warn Wanda<\/word>","<word>S.W.O.R.D. director<\/word>","<word>Tyler Hayward<\/word>","<word>Wanda does not believe her<\/word>","<word>attacks<\/word>","<word>confrontation is interrupted by Agnes<\/word>","<word>asks Monica to leave<\/word>","<phrase>Outside of <strong data-readahead=\"Westview\" class=\"presentation_word\">Westview<\/strong>, <strong data-readahead=\"Monica Rambeau\" class=\"presentation_word\">Monica Rambeau<\/strong> and <strong data-readahead=\"Jimmy Woo\" class=\"presentation_word\">Jimmy Woo<\/strong> meet with loyal <strong data-readahead=\"S.W.O.R.D. personnel\" class=\"presentation_word\">S.W.O.R.D. personnel<\/strong> and <strong data-readahead=\"obtain a vehicle\" class=\"presentation_word\">obtain a vehicle<\/strong> that should <strong data-readahead=\"be able to cross the barrier\" class=\"presentation_word\">be able to cross the barrier<\/strong>. The <strong data-readahead=\"mission is unsuccessful\" class=\"presentation_word\">mission is unsuccessful<\/strong>, as half of the vehicle transforms into an old van. <strong data-readahead=\"Monica decides to enter herself\" class=\"presentation_word\">Monica decides to enter herself<\/strong> since she has already passed through the boundary twice. She passes through the static wall and emerges with glowing eyes and having <strong data-readahead=\"gained powers\" class=\"presentation_word\">gained powers<\/strong>. She goes to <strong data-readahead=\"warn Wanda\" class=\"presentation_word\">warn Wanda<\/strong> about <strong data-readahead=\"S.W.O.R.D. director\" class=\"presentation_word\">S.W.O.R.D. director<\/strong> <strong data-readahead=\"Tyler Hayward\" class=\"presentation_word\">Tyler Hayward<\/strong>, but <strong data-readahead=\"Wanda does not believe her\" class=\"presentation_word\">Wanda does not believe her<\/strong> and <strong data-readahead=\"attacks\" class=\"presentation_word\">attacks<\/strong>, but Monica is able to land firmly due to her newfound powers. Their <strong data-readahead=\"confrontation is interrupted by Agnes\" class=\"presentation_word\">confrontation is interrupted by Agnes<\/strong>, who <strong data-readahead=\"asks Monica to leave\" class=\"presentation_word\">asks Monica to leave<\/strong> and takes Wanda to her house.<\/phrase>","<word>Agnes tells Wanda<\/word>","<word>twins are in the basement<\/word>","<word>lair<\/word>","<word>mysterious book in the center<\/word>","<word>Trapping Wanda<\/word>","<word>Agnes reveals herself<\/word>","<word>Agatha Harkness<\/word>","<word>powerful sorceress<\/word>","<word>controlling part of the events<\/word>","<word>gives Wanda a vision<\/word>","<word>she killed Sparky<\/word>","<word>sent<\/word>","<word>fake Pietro Maximoff<\/word>","<word>shifting the WandaVision program<\/word>","<word>new show<\/word>","<word>Agatha All Along<\/word>","<phrase><strong data-readahead=\"Agnes tells Wanda\" class=\"presentation_word\">Agnes tells Wanda<\/strong> that the <strong data-readahead=\"twins are in the basement\" class=\"presentation_word\">twins are in the basement<\/strong>, but when Wanda goes to look for them, she finds a <strong data-readahead=\"lair\" class=\"presentation_word\">lair<\/strong> with a <strong data-readahead=\"mysterious book in the center\" class=\"presentation_word\">mysterious book in the center<\/strong>. <strong data-readahead=\"Trapping Wanda\" class=\"presentation_word\">Trapping Wanda<\/strong>, <strong data-readahead=\"Agnes reveals herself\" class=\"presentation_word\">Agnes reveals herself<\/strong> as <strong data-readahead=\"Agatha Harkness\" class=\"presentation_word\">Agatha Harkness<\/strong>, a <strong data-readahead=\"powerful sorceress\" class=\"presentation_word\">powerful sorceress<\/strong> who has been <strong data-readahead=\"controlling part of the events\" class=\"presentation_word\">controlling part of the events<\/strong> the whole time. She <strong data-readahead=\"gives Wanda a vision\" class=\"presentation_word\">gives Wanda a vision<\/strong> revealing <strong data-readahead=\"she killed Sparky\" class=\"presentation_word\">she killed Sparky<\/strong> and <strong data-readahead=\"sent\" class=\"presentation_word\">sent<\/strong>\nthe <strong data-readahead=\"fake Pietro Maximoff\" class=\"presentation_word\">fake Pietro Maximoff<\/strong> to Wanda, while <strong data-readahead=\"shifting the WandaVision program\" class=\"presentation_word\">shifting the WandaVision program<\/strong> to a <strong data-readahead=\"new show\" class=\"presentation_word\">new show<\/strong> called <strong data-readahead=\"Agatha All Along\" class=\"presentation_word\">Agatha All Along<\/strong>.<\/phrase>","<word>mid-credits scene<\/word>","<word>Monica investigates Agatha's house<\/word>","<word>discovers her lair<\/word>","<word>caught by fake Pietro<\/word>","<phrase>In a <strong data-readahead=\"mid-credits scene\" class=\"presentation_word\">mid-credits scene<\/strong>, <strong data-readahead=\"Monica investigates Agatha's house\" class=\"presentation_word\">Monica investigates Agatha's house<\/strong> and <strong data-readahead=\"discovers her lair\" class=\"presentation_word\">discovers her lair<\/strong> in the basement, only to be <strong data-readahead=\"caught by fake Pietro\" class=\"presentation_word\">caught by fake Pietro<\/strong>.<\/phrase>","<word>commercial<\/word>","<word>WandaVision<\/word>","<word>Nexus anti-depression drugs<\/word>","<phrase>A <strong data-readahead=\"commercial\" class=\"presentation_word\">commercial<\/strong> during the <strong data-readahead=\"WandaVision\" class=\"presentation_word\">WandaVision<\/strong> program advertises <strong data-readahead=\"Nexus anti-depression drugs\" class=\"presentation_word\">Nexus anti-depression drugs<\/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(){
		totalPositions = presentation.length;
		if (totalPositions > 0){
			$('body').prepend('<div id="read_ahead_player_back"></div>');
			$('body').prepend('<div id="read_ahead_player"></div>');
			$('#read_ahead_player').prepend('<div id="read_ahead_player_field" class="read_ahead_word_section"></div>');
			initializeReadAheadControls();
			initializeReadAheadSlider();
			initializeReadAheadSpeedOptions();
			currentReadAheadControls();
			resumeReadAheadPlayback();
		}
	});

	$(document).keyup(function(e){
		switch(e.which) {
			case 37: 
				pauseReadAheadPresentation();
				priorReadAheadPresentationItem();
				break;
			case 39:
				pauseReadAheadPresentation();
				nextReadAheadPresentationItem();
				break;
			default:
				break;
		}

	});

	function initializeReadAheadControls(){
		var s = '';
		s += '<a href="javascript:void(0)" onclick="read_ahead_switch_min_max(true);" id="read_ahead_player_max_min" class="player-icons" aria-label="minimize/maximize player">';
		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">';
		s += '<span class="fa-stack fa-lg " aria-hidden><i class="fa fa-circle fa-stack-2x"></i><i class="fa fa-pause fa-stack-1x fa-inverse"></i></span>';
		s += '</a>';
		s += '<a href="javascript:void(0)" onclick="nextReadAheadPresentationItem()" id="read_ahead_player_next_word" class="player-icons" aria-label="next keyword">';
		s += '<span class="fa-stack fa-lg " aria-hidden><i class="fa fa-circle fa-stack-2x"></i><i class="fa fa-forward fa-stack-1x fa-inverse"></i></span>';
		s += '</a>';
		s += '</div>';
		$('#read_ahead_player').append(s);
	}

	function initializeReadAheadSlider(){
		var s = '';
		s += '<div class="read_ahead_slider" id="readAheadSlider">';
		s += '<div class="read_ahead_slider_bar" id="readAheadSliderBar"></div>';
		s += '</div>';
		$('#read_ahead_controls').prepend(s);
		updateReadAheadSliderPosition();
	}

	function initializeReadAheadSpeedOptions(){
		var s = '<div id="read_ahead_player_options">';
		s += '<div class="slider_control" id="slider_control_word_speed">';
		s += ' Word Speed<br/>';
		s += '<div class="slider_bar">';
		optionCount = 0;
		for (index in wordSpeedOptions) { optionCount++; }
		optionWidth = 100 / optionCount;
		for (index in wordSpeedOptions) {
			var option = wordSpeedOptions[index];
			if (index == defaultWordSpeedOption) {
				s += '<a href="javascript:void(0)" id="slider_control_word_speed_'+option+'" onclick="updateReadAheadWordSpeed('+option+',this)" style="width:'+optionWidth+'%;" title="'+index+'" data-speed="'+option+'" class="current_speed" aria-label="'+index+'"></a>';
				updateReadAheadWordSpeed(option);
			} else {
				s += '<a href="javascript:void(0)" id="slider_control_word_speed_'+option+'" onclick="updateReadAheadWordSpeed('+option+',this)" style="width:'+optionWidth+'%;" title="'+index+'" data-speed="'+option+'" aria-label="'+index+'"></a>';
			}
		}
		s += '</div>';
		s += '</div>';
		s += '<div class="slider_control" id="slider_control_phrase_speed">';
		s += ' Phrase Speed<br/>';
		s += '<div class="slider_bar">';
		optionCount = 0;
		for (index in phraseSpeedOptions) { optionCount++; }
		optionWidth = 100 / optionCount;
		for (index in phraseSpeedOptions) {
			var option = phraseSpeedOptions[index];
			if (index == defaultWordSpeedOption) {
				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>';
				updateReadAheadPhraseSpeed(option);
			} else {
				s += '<a href="javascript:void(0)" id="slider_control_phrase_speed_'+option+'" onclick="updateReadAheadPhraseSpeed('+option+',this)" style="width:'+optionWidth+'%;" title="'+index+'" data-speed="'+option+'" aria-label="'+index+'"></a>';
			}
		}
		s += '</div>';
		s += '</div>';
		s += '</div>';
		$('#read_ahead_controls').append(s);
	}

	function updateReadAheadWordSpeed(microseconds,sender) {
		microseconds = microseconds != undefined && microseconds > 0 ? microseconds : 0;
		if (microseconds > 0) { timePerWord = microseconds; }
		if (sender!=undefined) { 
			$('#slider_control_word_speed').find('a').removeClass('current_speed');
			$(sender).addClass('current_speed');
		}
		logReadAheadPlayerAction('updateReadAheadWordSpeed','Presentation',microseconds);
	}

	function updateReadAheadPhraseSpeed(microseconds,sender) {
		microseconds = microseconds != undefined && microseconds > 0 ? microseconds : 0;
		if (microseconds > 0 ) { timePerPhraseWord = microseconds; }
		if (sender!=undefined) { 
			$('#slider_control_phrase_speed').find('a').removeClass('current_speed');
			$(sender).addClass('current_speed');
		}
		logReadAheadPlayerAction('updateReadAheadPhraseSpeed','Presentation',microseconds);
	}

	function updateReadAheadSliderPosition(){
		var currentSliderBarWidth = 100 - (100 / totalPositions * (currentPosition + 1));
		$('#readAheadSliderBar').css('width',currentSliderBarWidth+'%');
	}

	function currentReadAheadControls(){
		$('#read_ahead_player_pause_play').show();
		if (currentPosition < totalPositions - 1)	{
			$('#read_ahead_player_next_word').removeClass('disabled');
		} else {
			$('#read_ahead_player_next_word').addClass('disabled');
		}
		if (currentPosition > 0) {
			$('#read_ahead_player_previous_word').removeClass('disabled');
		} else {
			$('#read_ahead_player_previous_word').addClass('disabled');
		}
	}

	function restartReadAheadPresentation(){
		currentPosition = 0;
		logReadAheadPlayerAction('restartReadAheadPresentation','Presentation','');
		resumeReadAheadPlayback();
	}

	function resumeReadAheadPlayback(){
		$('.fa-repeat').removeClass('fa-repeat').addClass('fa-play');
		$('#read_ahead_player_pause_play').each(function(){
			$(this).find('.fa-play').removeClass('fa-play').addClass('fa-pause');
			$(this).off('click');
			$(this).attr('onclick','pauseReadAheadPresentation()');
		});
		logReadAheadPlayerAction('resumeReadAheadPlayback','Presentation','');
		playReadAheadPresentation();
	}

	function pauseReadAheadPresentation(){
		$('#read_ahead_player_pause_play').each(function(){
			$(this).find('.fa-pause').removeClass('fa-pause').addClass('fa-play');
			$(this).off('click');
			$(this).attr('onclick','resumeReadAheadPlayback()');
		});
		logReadAheadPlayerAction('pauseReadAheadPresentation','Presentation','');
		read_ahead_pause();
	}

	function endReadAheadPresentation(){
		$('.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()');
		});
		logReadAheadPlayerAction('endReadAheadPresentation','Presentation','');
		logLTIEndPresentation();
	}

	function playReadAheadPresentation(){
		autoPlay=true;
		currentPosition--;
		logReadAheadPlayerAction('playReadAheadPresentation','Presentation','');
		nextReadAheadPresentationItem(); 
	}

	function startReadAheadStepper(timeDisplayWord){
		clearInterval(readAheadPlayerTimer);
		readAheadPlayerTimer = setTimeout(function() { read_ahead_step(); },timeDisplayWord);
	}

	function stopReadAheadStepper(){
		clearInterval(readAheadPlayerTimer);
	}

	function read_ahead_step(){
		if (autoPlay) {
			nextReadAheadPresentationItem();
		}
	}

	function read_ahead_pause(){
		autoPlay=false;
		stopReadAheadStepper();
	}

	function showReadAheadPresentationItem(index){
		currentPosition = index;
		currentPresentationItem = presentation[currentPosition] != undefined ? presentation[currentPosition].trim() : "";
		if (currentPresentationItem != "") {
			currentItemWordCount = presentation[currentPosition].replace("\n","").split(" ").length;
			if (currentPresentationItem.startsWith("<word>")){
				startReadAheadStepper(currentItemWordCount*timePerWord);
				$('#read_ahead_player_field').html('<div class="read_ahead_word" style="display:block;">'+currentPresentationItem+'</div>');
				logReadAheadPlayerAction('showReadAheadPresentationItem','Word',currentPresentationItem);
		
			} else {
				startReadAheadStepper(currentItemWordCount*timePerPhraseWord);
				$('#read_ahead_player_field').html('<div class="read_ahead_text_box" style="display:block;"><div class="read_ahead_text">'+currentPresentationItem.replace("\n","<br />")+'</div></div>');
				logReadAheadPlayerAction('showReadAheadPresentationItem','Phrase','');
		
			}
		} else {
			if (currentPosition < totalPositions) {
				nextReadAheadPresentationItem();
			} else {
				endReadAheadPresentation();
				read_ahead_minimize();
			}
		}
		currentReadAheadControls();
		updateReadAheadSliderPosition();
		saveReadAheadPosition();
	}

	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();
	}

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

	function read_ahead_switch_min_max(forceSwitch){
		forceSwitch = forceSwitch != undefined ? forceSwitch : false;
		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()');
			//});
		}

	}

	function saveReadAheadPosition(){
		$.ajax({
			type:'POST',
			url:'/ajax/save_user_presentation_position.php',
			data: { 'id':2804,
					'position': currentPosition
				}
		})
		.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':2804,
					'userId':0,
				}
		})
	}

	function logReadAheadPlayerAction(action,area,details){
		var d = new Date();
		var t = d.getTime();
		action = action != undefined ? action.trim() : 'UNKNOWN';
		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.
		if (area == 'Word') {
			window.keywordCount++;
		}

		$.ajax({
			type:'POST',
			url:'/logging/logPlayerAction.php',
			data: { 'documentId':2804,
					'userId':0,
					'playerAction':action,
					'playerArea':area,
					'details':details,
					'timestamp': t
				}
		})
		.done(function(results){
		})
		.fail(function( jqXHR, textStatus ) {
			alert( "Request failed: " + textStatus );
		});

	}