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function Client(){
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//CODE FOR HANDLING NAV BUTTONS AND FUNCTION BUTTONS

//[strNavBarJS]
function NavBtnOver(Btn){
	if (Btn.className != 'NavButtonDown'){Btn.className = 'NavButtonUp';}
}

function NavBtnOut(Btn){
	Btn.className = 'NavButton';
}

function NavBtnDown(Btn){
	Btn.className = 'NavButtonDown';
}
//[/strNavBarJS]

function FuncBtnOver(Btn){
	if (Btn.className != 'FuncButtonDown'){Btn.className = 'FuncButtonUp';}
}

function FuncBtnOut(Btn){
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function FuncBtnDown(Btn){
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//CODE FOR HANDLING DISPLAY OF POPUP FEEDBACK BOX

var topZ = 1000;

function ShowMessage(Feedback){
	var Output = Feedback + '<br /><br />';
	document.getElementById('FeedbackContent').innerHTML = Output;
	var FDiv = document.getElementById('FeedbackDiv');
	topZ++;
	FDiv.style.zIndex = topZ;
	FDiv.style.top = TopSettingWithScrollOffset(30) + 'px';

	FDiv.style.display = 'block';

	ShowElements(false, 'input');
	ShowElements(false, 'select');
	ShowElements(false, 'object');

//Focus the OK button
	setTimeout("document.getElementById('FeedbackOKButton').focus()", 50);
	
//
}

function ShowElements(Show, TagName){
//Special for IE bug -- hide all the form elements that will show through the popup
	if (C.ie){
		var Els = document.getElementsByTagName(TagName);
		for (var i=0; i<Els.length; i++){
			if (Show == true){
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			else{
				Els[i].style.display = 'none';
			}
		}
	} 
}

function HideFeedback(){
	document.getElementById('FeedbackDiv').style.display = 'none';
	ShowElements(true, 'input');
	ShowElements(true, 'select');
	ShowElements(true, 'object');
	if (Finished == true){
		Finish();
	}
}


//GENERAL UTILITY FUNCTIONS AND VARIABLES

//PAGE DIMENSION FUNCTIONS
function PageDim(){
//Get the page width and height
	this.W = 600;
	this.H = 400;
	this.W = document.getElementsByTagName('body')[0].clientWidth;
	this.H = document.getElementsByTagName('body')[0].clientHeight;
}

var pg = null;

function GetPageXY(El) {
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	while(El){
		XY.x += El.offsetLeft;
		XY.y += El.offsetTop;
		El = El.offsetParent;
	}
	return XY;
}

function GetScrollTop(){
	if (document.documentElement && document.documentElement.scrollTop){
		return document.documentElement.scrollTop;
	}
	else{
		if (document.body){
 			return document.body.scrollTop;
		}
		else{
			return window.pageYOffset;
		}
	}
}

function GetViewportHeight(){
	if (window.innerHeight){
		return window.innerHeight;
	}
	else{
		return document.getElementsByTagName('body')[0].clientHeight;
	}
}

function TopSettingWithScrollOffset(TopPercent){
	var T = Math.floor(GetViewportHeight() * (TopPercent/100));
	return GetScrollTop() + T; 
}

//CODE FOR AVOIDING LOSS OF DATA WHEN BACKSPACE KEY INVOKES history.back()
var InTextBox = false;

function SuppressBackspace(e){ 
	if (InTextBox == true){return;}
	if (C.ie) {
		thisKey = window.event.keyCode;
	}
	else {
		thisKey = e.keyCode;
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	var Suppress = false;

	if (thisKey == 8) {
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	}

	if (Suppress == true){
		if (C.ie){
			window.event.returnValue = false;	
			window.event.cancelBubble = true;
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}

if (C.ie){
	document.attachEvent('onkeydown',SuppressBackspace);
	window.attachEvent('onkeydown',SuppressBackspace);
}
else{
	if (window.addEventListener){
		window.addEventListener('keypress',SuppressBackspace,false);
	}
}

function ReduceItems(InArray, ReduceToSize){
	var ItemToDump=0;
	var j=0;
	while (InArray.length > ReduceToSize){
		ItemToDump = Math.floor(InArray.length*Math.random());
		InArray.splice(ItemToDump, 1);
	}
}

function Shuffle(InArray){
	var Num;
	var Temp = new Array();
	var Len = InArray.length;

	var j = Len;

	for (var i=0; i<Len; i++){
		Temp[i] = InArray[i];
	}

	for (i=0; i<Len; i++){
		Num = Math.floor(j  *  Math.random());
		InArray[i] = Temp[Num];

		for (var k=Num; k < (j-1); k++) {
			Temp[k] = Temp[k+1];
		}
		j--;
	}
	return InArray;
}

function WriteToInstructions(Feedback) {
	document.getElementById('InstructionsDiv').innerHTML = Feedback;

}




function EscapeDoubleQuotes(InString){
	return InString.replace(/"/g, '&quot;')
}

function TrimString(InString){
        var x = 0;

        if (InString.length != 0) {
                while ((InString.charAt(InString.length - 1) == '\u0020') || (InString.charAt(InString.length - 1) == '\u000A') || (InString.charAt(InString.length - 1) == '\u000D')){
                        InString = InString.substring(0, InString.length - 1)
                }

                while ((InString.charAt(0) == '\u0020') || (InString.charAt(0) == '\u000A') || (InString.charAt(0) == '\u000D')){
                        InString = InString.substring(1, InString.length)
                }

                while (InString.indexOf('  ') != -1) {
                        x = InString.indexOf('  ')
                        InString = InString.substring(0, x) + InString.substring(x+1, InString.length)
                 }

                return InString;
        }

        else {
                return '';
        }
}

function FindLongest(InArray){
	if (InArray.length < 1){return -1;}

	var Longest = 0;
	for (var i=1; i<InArray.length; i++){
		if (InArray[i].length > InArray[Longest].length){
			Longest = i;
		}
	}
	return Longest;
}

//UNICODE CHARACTER FUNCTIONS
function IsCombiningDiacritic(CharNum){
	var Result = (((CharNum >= 0x0300)&&(CharNum <= 0x370))||((CharNum >= 0x20d0)&&(CharNum <= 0x20ff)));
	Result = Result || (((CharNum >= 0x3099)&&(CharNum <= 0x309a))||((CharNum >= 0xfe20)&&(CharNum <= 0xfe23)));
	return Result;
}

function IsCJK(CharNum){
	return ((CharNum >= 0x3000)&&(CharNum < 0xd800));
}

//SETUP FUNCTIONS
//BROWSER WILL REFILL TEXT BOXES FROM CACHE IF NOT PREVENTED
function ClearTextBoxes(){
	var NList = document.getElementsByTagName('input');
	for (var i=0; i<NList.length; i++){
		if ((NList[i].id.indexOf('Guess') > -1)||(NList[i].id.indexOf('Gap') > -1)){
			NList[i].value = '';
		}
		if (NList[i].id.indexOf('Chk') > -1){
			NList[i].checked = '';
		}
	}
}

//EXTENSION TO ARRAY OBJECT
function Array_IndexOf(Input){
	var Result = -1;
	for (var i=0; i<this.length; i++){
		if (this[i] == Input){
			Result = i;
		}
	}
	return Result;
}
Array.prototype.indexOf = Array_IndexOf;

//IE HAS RENDERING BUG WITH BOTTOM NAVBAR
function RemoveBottomNavBarForIE(){
	if ((C.ie)&&(document.getElementById('Reading') != null)){
		if (document.getElementById('BottomNavBar') != null){
			document.getElementById('TheBody').removeChild(document.getElementById('BottomNavBar'));
		}
	}
}




//HOTPOTNET-RELATED CODE

var HPNStartTime = (new Date()).getTime();
var SubmissionTimeout = 30000;
var Detail = ''; //Global that is used to submit tracking data

function Finish(){
//If there's a form, fill it out and submit it
	if (document.store != null){
		Frm = document.store;
		Frm.starttime.value = HPNStartTime;
		Frm.endtime.value = (new Date()).getTime();
		Frm.mark.value = Score;
		Frm.detail.value = Detail;
		Frm.submit();
	}
}



//JQUIZ CORE JAVASCRIPT CODE

var CurrQNum = 0;
var CorrectIndicator = ':-)';
var IncorrectIndicator = 'X';
var YourScoreIs = 'Your score is ';
var ContinuousScoring = true;
var CorrectFirstTime = 'Questions answered correctly first time: ';
var ShowCorrectFirstTime = false;
var ShuffleQs = true;
var ShuffleAs = true;
var DefaultRight = 'Correct!';
var DefaultWrong = 'Sorry! Try again.';
var QsToShow = 10;
var Score = 0;
var Finished = false;
var Qs = null;
var QArray = new Array();
var ShowingAllQuestions = false;
var ShowAllQuestionsCaption = 'Show all questions';
var ShowOneByOneCaption = 'Show questions one by one';
var State = new Array();
var Feedback = '';
var TimeOver = false;
var strInstructions = '';

//The following variable can be used to add a message explaining that
//the question is finished, so no further marking will take place.
var strQuestionFinished = '';

function CompleteEmptyFeedback(){
	var QNum, ANum;
	for (QNum=0; QNum<I.length; QNum++){
//Only do this if not multi-select
		if (I[QNum][2] != '3'){
  		for (ANum = 0; ANum<I[QNum][3].length; ANum++){
  			if (I[QNum][3][ANum][1].length < 1){
  				if (I[QNum][3][ANum][2] > 0){
  					I[QNum][3][ANum][1] = DefaultRight;
  				}
  				else{
  					I[QNum][3][ANum][1] = DefaultWrong;
  				}
  			}
  		}
		}
	}
}

function SetUpQuestions(){
	var AList = new Array(); 
	var QList = new Array();
	var i, j;
	Qs = document.getElementById('Questions');
	while (Qs.getElementsByTagName('li').length > 0){
		QList.push(Qs.removeChild(Qs.getElementsByTagName('li')[0]));
	}
	var DumpItem = 0;
	if (QsToShow > QList.length){
		QsToShow = QList.length;
	}
	while (QsToShow < QList.length){
		DumpItem = Math.floor(QList.length*Math.random());
		for (j=DumpItem; j<(QList.length-1); j++){
			QList[j] = QList[j+1];
		}
		QList.length = QList.length-1;
	}
	if (ShuffleQs == true){
		QList = Shuffle(QList);
	}
	if (ShuffleAs == true){
		var As;
		for (var i=0; i<QList.length; i++){
			As = QList[i].getElementsByTagName('ol')[0];
			if (As != null){
  			AList.length = 0;
				while (As.getElementsByTagName('li').length > 0){
					AList.push(As.removeChild(As.getElementsByTagName('li')[0]));
				}
				AList = Shuffle(AList);
				for (j=0; j<AList.length; j++){
					As.appendChild(AList[j]);
				}
			}
		}
	}
	
	for (i=0; i<QList.length; i++){
		Qs.appendChild(QList[i]);
		QArray[QArray.length] = QList[i];
	}

//Show the first item
	QArray[0].style.display = '';
	
//Now hide all except the first item
	for (i=1; i<QArray.length; i++){
		QArray[i].style.display = 'none';
	}		
	SetQNumReadout();
}

function ChangeQ(ChangeBy){
//The following line prevents moving to another question until the current
//question is answered correctly. Uncomment it to enable this behaviour. 
//	if (State[CurrQNum][0] == -1){return;}
	if (((CurrQNum + ChangeBy) < 0)||((CurrQNum + ChangeBy) >= QArray.length)){return;}
	QArray[CurrQNum].style.display = 'none';
	CurrQNum += ChangeBy;
	QArray[CurrQNum].style.display = '';
	SetQNumReadout();
//if there's a textbox, set the focus in it
	if (QArray[CurrQNum].getElementsByTagName('input')[0] != null){
		QArray[CurrQNum].getElementsByTagName('input')[0].focus();
	}
}

function SetQNumReadout(){
	document.getElementById('QNumReadout').innerHTML = (CurrQNum+1) + ' / ' + QArray.length;
}

I=new Array();
I[0]=new Array();I[0][0]=100;
I[0][1]='';
I[0][2]='0';
I[0][3]=new Array();
I[0][3][0]=new Array('Oil','Correct.  Much of the world\'s supply of oil comes from the Persian Gulf region.',1,100,1);
I[0][3][1]=new Array('Iron','Sorry.  Iron is found in many places but it does not dominate the sea trade south of Asia.',0,0,1);
I[0][3][2]=new Array('Copper','Nope.  Copper is found in the seabed muds of such places as the Red Sea, but it doesn\'t dominate trade.',0,0,1);
I[0][3][3]=new Array('Food','Sorry.  Food trade is always an important part of sea commerce, but it doesn\'t dominate the trade in this region.',0,0,1);
I[0][3][4]=new Array('Rubber','Nope.  Rubber trade is significant, but not the most significant item of trade in this region.',0,0,1);
I[1]=new Array();I[1][0]=100;
I[1][1]='';
I[1][2]='0';
I[1][3]=new Array();
I[1][3][0]=new Array('Bahrain','Correct.  At the capital, Manama',1,100,1);
I[1][3][1]=new Array('Saudi Arabia','Sorry.  While a key U.S. Ally in the region, the U.S. Fifth Fleet is not based there.',0,0,1);
I[1][3][2]=new Array('Japan','Nope.  The Fifth Fleet operates out of the Persian Gulf.',0,0,1);
I[1][3][3]=new Array('Oman','Sorry.  Oman is another key Ally in this region, but not the site of the Fifth Fleet Headquarters.',0,0,1);
I[1][3][4]=new Array('Israel','Nope.  The Fifth Fleet operates out of the Persian Gulf.',0,0,1);
I[2]=new Array();I[2][0]=100;
I[2][1]='';
I[2][2]='0';
I[2][3]=new Array();
I[2][3][0]=new Array('The Strait of Bab al Mandeb','Correct!  The translates roughly to "Passage of tears".',1,100,1);
I[2][3][1]=new Array('The Strait of Tiran','Sorry.  This strait lies between the Red Sea and the Gulf of Aqaba.',0,0,1);
I[2][3][2]=new Array('The Suez Canal','Nope.  Besides, this is a canal and not a strait!',0,0,1);
I[2][3][3]=new Array('The Strait of Hormuz','Sorry.  This strait lies between the Gulf of Oman and the Persian Gulf.',0,0,1);
I[2][3][4]=new Array('The Strait of Aden','Nope.  There is no strait by that name.',0,0,1);
I[3]=new Array();I[3][0]=100;
I[3][1]='';
I[3][2]='0';
I[3][3]=new Array();
I[3][3][0]=new Array('Copper and zinc in seabed muds.','Correct.  Although there is not a method to mine them yet.',1,100,1);
I[3][3][1]=new Array('Gold','Nope.  No known gold deposits there.',0,0,1);
I[3][3][2]=new Array('Oil','Sorry.  Unlike much of the other regions in this part of the world, there are no known oil deposits in the Red Sea.',0,0,1);
I[3][3][3]=new Array('Diamonds','Nope.  No known diamond deposits.',0,0,1);
I[3][3][4]=new Array('Iron','Sorry.  No known iron deposits.',0,0,1);
I[4]=new Array();I[4][0]=100;
I[4][1]='';
I[4][2]='0';
I[4][3]=new Array();
I[4][3][0]=new Array('Sardines','Correct.  This is mostly in the area around the Gulf of Suez.',1,100,1);
I[4][3][1]=new Array('Halibut','Nope.  Halibut like deep cold waters and that wouldn\'t be the Red Sea.',0,0,1);
I[4][3][2]=new Array('King Crab','Nope.  King Crab like deep cold waters.',0,0,1);
I[4][3][3]=new Array('Anchovies','Sorry.  Although there are a large number of anchovies caught in the Persian Gulf.',0,0,1);
I[4][3][4]=new Array('Mackerel','Sorry.  Although there are a large number of mackerel caught in the Persian Gulf.',0,0,1);
I[5]=new Array();I[5][0]=100;
I[5][1]='';
I[5][2]='0';
I[5][3]=new Array();
I[5][3][0]=new Array('The port of Suez','Correct.  Ships must wait here to enter the Suez Canal.',1,100,1);
I[5][3][1]=new Array('The port of Jidda','Sorry.  While an important port inside the Red Sea, it lies about halfway up the Red Sea in Saudi Arabia.',0,0,1);
I[5][3][2]=new Array('The port of Eliat','Sorry.  This port lies inside of the Gulf of Aqaba and not the Red Sea.',0,0,1);
I[5][3][3]=new Array('The port of Massawa','Nope.  Massawa lies near the southern end of the Red Sea inside of Ethiopia.',0,0,1);
I[5][3][4]=new Array('The port of Aden','Nope.  Aden, located in Yemen, lies just outside the southern entrance to the Red Sea.',0,0,1);
I[6]=new Array();I[6][0]=100;
I[6][1]='';
I[6][2]='0';
I[6][3]=new Array();
I[6][3][0]=new Array('The Persian Gulf','Correct.  Iran, Iraq, Kuwait and Saudi Arabia are all major oil producers.',1,100,1);
I[6][3][1]=new Array('Alaska\'s North Slope','Sorry.  While there are huge reserves of oil in Alaska, it isn\'t as large as other areas of the world.',0,0,1);
I[6][3][2]=new Array('Java and Borneo','Nope.  There are significant oil reserves here as well, but they are not the largest.',0,0,1);
I[6][3][3]=new Array('Texas and the Gulf Coast','Sorry.  These areas actively produce oil, but not the largest amounts in the world.',0,0,1);
I[6][3][4]=new Array('Venezuela','Nope.  Venezuela\'s production currently ranks fifth overall in the world.',0,0,1);
I[7]=new Array();I[7][0]=100;
I[7][1]='';
I[7][2]='0';
I[7][3]=new Array();
I[7][3][0]=new Array('One third','',1,100,1);
I[7][3][1]=new Array('One half','Sorry.  Not quite this much.',0,0,1);
I[7][3][2]=new Array('One quarter','Nope.  It\'s more than that.',0,0,1);
I[7][3][3]=new Array('Two thirds','Sorry.  Not nearly this much.',0,0,1);
I[7][3][4]=new Array('Three fifths','Nope.  It\'s not that much.',0,0,1);
I[8]=new Array();I[8][0]=100;
I[8][1]='';
I[8][2]='0';
I[8][3]=new Array();
I[8][3][0]=new Array('40%','Nope.  It\'s quite a bit more than this.',0,0,1);
I[8][3][1]=new Array('50%','Sorry.  It\'s more than that.',0,0,1);
I[8][3][2]=new Array('30%','Nope.  It\'s more than that.',0,0,1);
I[8][3][3]=new Array('75%','Correct.  Japan relies more on Persian Gulf oil than any other country in the world.',1,100,1);
I[8][3][4]=new Array('25%','Nope.  It\'s more than that.',0,0,1);
I[9]=new Array();I[9][0]=100;
I[9][1]='';
I[9][2]='0';
I[9][3]=new Array();
I[9][3][0]=new Array('It is a shallow gulf that contains vast amounts of plankton.','Right.  Sunlight can reach to almost all depths and it is an ideal breeding ground for plankton.',1,100,1);
I[9][3][1]=new Array('It is a deep gulf that contains vast amounts of plankton.','Sorry.  It isn\'t deep at all.',0,0,1);
I[9][3][2]=new Array('It is a shallow gulf that is almost totally devoid of plankton.','Sorry.  There are lots and lots of plankton.',0,0,1);
I[9][3][3]=new Array('It is a deep gulf that is almost totally devoid of plankton.','Nope.  It isn\'t deep at all.',0,0,1);
I[9][3][4]=new Array('It is neither shallow nor deep and has average amounts of plankton.','Nope.  It is unique among most gulfs in these two areas.',0,0,1);
I[10]=new Array();I[10][0]=100;
I[10][1]='';
I[10][2]='0';
I[10][3]=new Array();
I[10][3][0]=new Array('Qatar','Correct.  So does the U.A.E.',1,100,1);
I[10][3][1]=new Array('Bahrain','Nope.  But you are close.',0,0,1);
I[10][3][2]=new Array('Saudi Arabia','Sorry.  Saudi Arabian waters do not include pearl fisheries in significant amounts.',0,0,1);
I[10][3][3]=new Array('Iran','Nope.  No pearl fisheries in Iran.',0,0,1);
I[10][3][4]=new Array('Iraq','Sorry.  Iraq only has a small coastline within the Persian Gulf and they do not contain pearl fisheries.',0,0,1);
I[11]=new Array();I[11][0]=100;
I[11][1]='';
I[11][2]='0';
I[11][3]=new Array();
I[11][3][0]=new Array('The Strait of Hormuz','Correct.  This is the narrow opening from the Gulf of Oman that ships must use to get in to the Persian Gulf.',1,100,1);
I[11][3][1]=new Array('The Strait of Bal El Mandeb','Sorry.  This is at the entrance to the Red Sea.',0,0,1);
I[11][3][2]=new Array('The Strait of Tiran','Nope.  This is at the entrance to the Gulf of Aqaba.',0,0,1);
I[11][3][3]=new Array('The Strait of Djibouti','Sorry.  There is no such strait.',0,0,1);
I[11][3][4]=new Array('The Strait of Gibraltar','Nope.  This connects the Mediterranean Sea and the Atlantic Ocean.',0,0,1);
I[12]=new Array();I[12][0]=100;
I[12][1]='';
I[12][2]='0';
I[12][3]=new Array();
I[12][3][0]=new Array('Iran','Correct.  The overthrow of the Shaw of Iran by Revolutionary Guard forces ended years of U.S. military and social program support to Iran.',1,100,1);
I[12][3][1]=new Array('Iraq','Nope.  Iraq has never had a Shaw as a ruler in modern times.',0,0,1);
I[12][3][2]=new Array('Saudi Arabia','Sorry.  Saudi Arabia remains a key Ally of the U.S. and did not suffer an overthrow of it\'s ruling family.',0,0,1);
I[12][3][3]=new Array('Oman','Sorry.  Oman remains a key Ally of the U.S. and did not suffer an overthrow of it\'s ruling family.',0,0,1);
I[12][3][4]=new Array('Kuwait','Nope.  Kuwait was never ruled by a Shaw.',0,0,1);
I[13]=new Array();I[13][0]=100;
I[13][1]='';
I[13][2]='0';
I[13][3]=new Array();
I[13][3][0]=new Array('Russia','Correct.  A warm-water port in this region would bring Russia significant social, political and military advantages.',1,100,1);
I[13][3][1]=new Array('China','Sorry.  China has plenty of warm-water ports.',0,0,1);
I[13][3][2]=new Array('The U.S.','Sorry.  The U.S. has plenty of warm-water ports.',0,0,1);
I[13][3][3]=new Array('Israel','Nope.  Israel has a number of fine ports with access to the Mediterranean Sea and the Red Sea.',0,0,1);
I[13][3][4]=new Array('Iraq','Nope.  Iraq already has a warm-water port in the Persian Gulf.',0,0,1);
I[14]=new Array();I[14][0]=100;
I[14][1]='';
I[14][2]='0';
I[14][3]=new Array();
I[14][3][0]=new Array('Saddam Hussein','Correct.  His forces were forced out of Kuwait in 1991 by the United Nations.',1,100,1);
I[14][3][1]=new Array('George Bush','Sorry.  President Bush brought together the UN coalition that removed Iraqi forces from Kuwait in 1991.',0,0,1);
I[14][3][2]=new Array('King Faud of Saudi Arabia','Sorry.  Saudi Arabia was an Ally of Kuwait and opposed it\'s invasion.',0,0,1);
I[14][3][3]=new Array('Mohammed Siad Barre','Nope.  He was the ruler of Somalia prior to it\'s civil war in 1991.',0,0,1);
I[14][3][4]=new Array('Vladimir Putin','Nope.  He is the current leader of the Russian Republic and was not involved in this action.',0,0,1);
I[15]=new Array();I[15][0]=100;
I[15][1]='';
I[15][2]='0';
I[15][3]=new Array();
I[15][3][0]=new Array('The Indian Ocean','Correct.  This ridge stretches from Africa to Australia to India.',1,100,1);
I[15][3][1]=new Array('The Pacific Ocean','Sorry.  Although there are ridges in the Pacific Ocean, they do not have this distinctive shape.',0,0,1);
I[15][3][2]=new Array('The Atlantic Ocean','Sorry.  Although there are ridges in the Atlantic Ocean, they do not have this distinctive shape.',0,0,1);
I[15][3][3]=new Array('The Arctic Ocean','Nope.  There is no such ridge system in the Arctic Ocean.',0,0,1);
I[15][3][4]=new Array('The Persian Gulf','Nope.  The Persian Gulf does not have a ridge system, and it\'s a Gulf, not an Ocean!',0,0,1);
I[16]=new Array();I[16][0]=100;
I[16][1]='';
I[16][2]='0';
I[16][3]=new Array();
I[16][3][0]=new Array('Tin','Correct.  This is an important industry for these countries.',1,100,1);
I[16][3][1]=new Array('Iron','Nope.  No iron in the waters off these coasts.',0,0,1);
I[16][3][2]=new Array('Oil','Sorry.  This is not an oil-producing region.',0,0,1);
I[16][3][3]=new Array('Copper','Sorry.  Although some of the sands are known to contain copper, it is not mined as of yet.',0,0,1);
I[16][3][4]=new Array('Gold','Nope.  No known gold deposits here.',0,0,1);
I[17]=new Array();I[17][0]=100;
I[17][1]='';
I[17][2]='0';
I[17][3]=new Array();
I[17][3][0]=new Array('Tuna and shrimp.','Correct.  Although more types are available, these are the primary two commercial catches at this time.',1,100,1);
I[17][3][1]=new Array('Anchovies and shrimp.','Nope.  Hold the anchovies!',0,0,1);
I[17][3][2]=new Array('Plankton and tuna.','Sorry.  Plankton is not harvested in large quantities.',0,0,1);
I[17][3][3]=new Array('Anchovies and plankton.','Nope.  Hold the anchovies!  (and the plankton too!)',0,0,1);
I[17][3][4]=new Array('Mackerel and shrimp.','Sorry.  Significant quantities of mackerel are not caught here.',0,0,1);
I[18]=new Array();I[18][0]=100;
I[18][1]='';
I[18][2]='0';
I[18][3]=new Array();
I[18][3][0]=new Array('Diego Garcia','Correct.  Although primarily a communications base, it does have a large airfield that can launch long-range bombers and is also the location of some of our  <span lang="en-us"></span>Maritime Preposition Ships.',1,100,1);
I[18][3][1]=new Array('Bahrain','Sorry.  While we have a significant naval base in Bahrain, this is in the Persian Gulf and not the Indian Ocean.',0,0,1);
I[18][3][2]=new Array('Qatar','Sorry.  While we have a significant naval base in Qatar, this is in the Persian Gulf and not the Indian Ocean.',0,0,1);
I[18][3][3]=new Array('Guant\u00E1namo Bay','Sorry.  The Naval Base of Guant\u00E1namo Bay is located in southern Cuba.',0,0,1);
I[18][3][4]=new Array('Massawa','Nope.  Massawa is a naval base located in Ethiopia, inside the Red Sea.',0,0,1);
I[19]=new Array();I[19][0]=100;
I[19][1]='';
I[19][2]='0';
I[19][3]=new Array();
I[19][3][0]=new Array('The Strait of Malacca','Correct.  Lying between Singapore and the Malay Peninsula, this is a narrow choke point of great political and military importance.',1,100,1);
I[19][3][1]=new Array('The Strait of Bab El Mandeb','Sorry.  This is at the entrance to the Red Sea.',0,0,1);
I[19][3][2]=new Array('The Strait of Hormuz','Nope.   This is the narrow opening from the Gulf of Oman that ships must use to get in to the Persian Gulf.',0,0,1);
I[19][3][3]=new Array('The Strait of Tiran','Nope.  This is at the entrance to the Gulf of Aqaba.',0,0,1);
I[19][3][4]=new Array('The Strait of Gibraltar','Nope.  This connects the Mediterranean Sea and the Atlantic Ocean.',0,0,1);
I[20]=new Array();I[20][0]=100;
I[20][1]='';
I[20][2]='0';
I[20][3]=new Array();
I[20][3][0]=new Array('The Taliban','Correct.  Their support of al-Qaida terrorists resulted in their downfall.',1,100,1);
I[20][3][1]=new Array('Al-Qaida','Sorry.  The government of Afghanistan harbored members of the al-Qaida terrorist movement, but al-Qaida did not run the government of Afghanistan.',0,0,1);
I[20][3][2]=new Array('The Northern Alliance','Nope.  The Northern Alliance was the group of warlords fighting a civil war against the government of  Afghanistan.',0,0,1);
I[20][3][3]=new Array('The Southern Front','Nope.  There was no such government or organization.',0,0,1);
I[20][3][4]=new Array('Hammas','Sorry.  Hammas is the anti-Israeli terrorist organization that operates mainly in Israel and Palestine.',0,0,1);
I[21]=new Array();I[21][0]=100;
I[21][1]='';
I[21][2]='0';
I[21][3]=new Array();
I[21][3][0]=new Array('The Marianas Trench','Correct.  It is over 36,000 feet deep!',1,100,1);
I[21][3][1]=new Array('The Axial Trough','Sorry.  This is the deepest area of the Red Sea and is over 9,500 feet deep.',0,0,1);
I[21][3][2]=new Array('The Abyssal Plain','Sorry.  This is the deepest part of the Arctic Ocean and is over 15,000 feet deep.',0,0,1);
I[21][3][3]=new Array('The Cayman Trench','Sorry.  This is the deepest part of the Caribbean Sea and goes down to a depth of over 25,000 feet.',0,0,1);
I[21][3][4]=new Array('The South Sandwich Trench','Nope.  This is one of the deepest parts of the Atlantic Ocean and is over 27,000 feet deep.',0,0,1);
I[22]=new Array();I[22][0]=100;
I[22][1]='';
I[22][2]='0';
I[22][3]=new Array();
I[22][3][0]=new Array('The Society Islands','Correct.  These are the two best-known of the 10 islands in this chain.',1,100,1);
I[22][3][1]=new Array('The Hawaiian Islands','Sorry.  They share many of the aspects of the Hawaiian Islands, though.',0,0,1);
I[22][3][2]=new Array('The Marshall Islands','Nope.  This island group is farther south.',0,0,1);
I[22][3][3]=new Array('The Solomon Islands','Nope.  This island group is farther south.',0,0,1);
I[22][3][4]=new Array('The Cayman Islands','Sorry.  This island group is in the Atlantic Ocean, not the Pacific.',0,0,1);
I[23]=new Array();I[23][0]=100;
I[23][1]='';
I[23][2]='0';
I[23][3]=new Array();
I[23][3][0]=new Array('Manganese','Correct.  An especially heavy belt extends from Baja California to Hawaii.',1,100,1);
I[23][3][1]=new Array('Copper','Sorry.  Copper may exist in significant quantities in the sands, but it does not appear in chunks on the bottom.',0,0,1);
I[23][3][2]=new Array('Iron','Sorry.  There are no vast iron fields.',0,0,1);
I[23][3][3]=new Array('Tin','Nope.  Tin is mined in places, but there are not large chunks on the bottom.',0,0,1);
I[23][3][4]=new Array('Cobalt','Sorry.  There are not vast cobalt fields.',0,0,1);
I[24]=new Array();I[24][0]=100;
I[24][1]='';
I[24][2]='0';
I[24][3]=new Array();
I[24][3][0]=new Array('The Pacific','Correct.  Most of the fisheries are located within 150 miles of the coasts.',1,100,1);
I[24][3][1]=new Array('The Atlantic','Sorry.  The Atlantic Ocean has significant fisheries but it does not lead in this area.',0,0,1);
I[24][3][2]=new Array('The Arctic','Sorry.  There are not a large number of fisheries in the Arctic Ocean.',0,0,1);
I[24][3][3]=new Array('The Indian','Nope.  While tuna and shrimp are harvested throughout the Indian Ocean, it does not produce over half the world\'s catch.',0,0,1);
I[24][3][4]=new Array('The Persian Gulf','Nope.  Besides, the Persian Gulf is a gulf, not an ocean!',0,0,1);
I[25]=new Array();I[25][0]=100;
I[25][1]='';
I[25][2]='0';
I[25][3]=new Array();
I[25][3][0]=new Array('San Diego','Correct. Several aircraft carriers and support ships are based here.',1,100,1);
I[25][3][1]=new Array('San Francisco','Sorry.  While there is a smaller naval presence here, it is not a major operating base.',0,0,1);
I[25][3][2]=new Array('Seattle','Sorry.  While there is a smaller naval presence here, it is not a major operating base.',0,0,1);
I[25][3][3]=new Array('Everett','Nope.  An aircraft carrier is stationed here, but it is not the primary Naval Base on the West Coast of the U.S.',0,0,1);
I[25][3][4]=new Array('Bremerton','Nope.  An aircraft carrier is stationed here, but it is not the primary Naval Base on the West Coast of the U.S.',0,0,1);
I[26]=new Array();I[26][0]=100;
I[26][1]='';
I[26][2]='0';
I[26][3]=new Array();
I[26][3][0]=new Array('Pearl Harbor, Hawaii','Nope.  While this was the case for a short while, it changed in 1991.',0,0,1);
I[26][3][1]=new Array('San Diego, California','Correct.  In August 1991, Third Fleet\'s commander, his staff and the command ship, USS Coronado, shifted homeports to San Diego, California.  ',1,100,1);
I[26][3][2]=new Array('Yokosuka, Japan','Sorry.  This is the location of the U.S. Seventh Fleet.',0,0,1);
I[26][3][3]=new Array('Manama, Bahrain','Sorry.  This is the location of the U.S. Fifth Fleet',0,0,1);
I[26][3][4]=new Array('Diego Garcia','Nope.  Diego Garcia is a small communications base and the site of some of our Maritime Preposition Ships.',0,0,1);
I[27]=new Array();I[27][0]=100;
I[27][1]='';
I[27][2]='0';
I[27][3]=new Array();
I[27][3][0]=new Array('Vladivostok','Correct.  This has been an important Russian naval port for over a hundred years.',1,100,1);
I[27][3][1]=new Array('Nakhodka','Sorry.  This is a site of a Russian naval base but not it\'s Pacific Fleet\'s headquarters.',0,0,1);
I[27][3][2]=new Array('Sovetskaya Gavan','Sorry.  This is a site of a Russian naval base but not it\'s Pacific Fleet\'s headquarters.',0,0,1);
I[27][3][3]=new Array('Petropavlosk','Sorry.  This is a site of a Russian naval base but not it\'s Pacific Fleet\'s headquarters.',0,0,1);
I[27][3][4]=new Array('Komsomolsk','Nope.  This is the site of a Russian submarine building yard however.',0,0,1);
I[28]=new Array();I[28][0]=100;
I[28][1]='';
I[28][2]='0';
I[28][3]=new Array();
I[28][3][0]=new Array('Japan','Correct.  The U.S, by treaty, is obligated to defend Japan from foreign attack.',1,100,1);
I[28][3][1]=new Array('China','Sorry.  While China is a growing power and concern for the U.S., it is not a nation that needs our defending.',0,0,1);
I[28][3][2]=new Array('South Korea','Sorry.  While significant numbers of U.S. personnel are stationed in South Korea to protect it from North Korea, it isn\'t the key to U.S. foreign policy in Asia.',0,0,1);
I[28][3][3]=new Array('Singapore','Nope.  Singapore is important to the U.S., but it is not the key to our Asian policy.',0,0,1);
I[28][3][4]=new Array('Taiwan','Sorry.  While we are obligated by treaty to defend Taiwan against aggression from China, it is not the key to our foreign policy in Asia.',0,0,1);
I[29]=new Array();I[29][0]=100;
I[29][1]='';
I[29][2]='0';
I[29][3]=new Array();
I[29][3][0]=new Array('China','Correct.  This action took U.S.-China relations to a new low point, but things have improved since.',1,100,1);
I[29][3][1]=new Array('Taiwan','Sorry.  Taiwan is already a democratic country.',0,0,1);
I[29][3][2]=new Array('North Korea','Nope.  Although such a thing could easily have happened in North Korea, it didn\'t.',0,0,1);
I[29][3][3]=new Array('Russia','Sorry.  Russia was still the Soviet Union in 1989 and it did not occur there.',0,0,1);
I[29][3][4]=new Array('Singapore','Nope.  Singapore is already a democratic country.',0,0,1);
I[30]=new Array();I[30][0]=100;
I[30][1]='';
I[30][2]='0';
I[30][3]=new Array();
I[30][3][0]=new Array('The Polar Front','Correct.  The water temperature in these columns ranges from 2 to 4 degrees C.',1,100,1);
I[30][3][1]=new Array('The Antarctic Convergence','Sorry.  this is the term used for the war surface zone in the column.',0,0,1);
I[30][3][2]=new Array('El Nino current','Nope.  But these current flows affect the El Nino and La Nina atmospheric events.',0,0,1);
I[30][3][3]=new Array('La Nina current','Nope.  But these current flows affect the El Nino and La Nina atmospheric events.',0,0,1);
I[30][3][4]=new Array('Polar Welling','Sorry.  There is no such term.',0,0,1);
I[31]=new Array();I[31][0]=100;
I[31][1]='';
I[31][2]='0';
I[31][3]=new Array();
I[31][3][0]=new Array('Antarctica','Correct.  The U.S. has continuously manned this site since the 1960\'s.',1,100,1);
I[31][3][1]=new Array('The Indian Ocean','Sorry.  You might be thinking about the U.S. naval station at Diego Garcia.',0,0,1);
I[31][3][2]=new Array('Cuba','Nope.  You might be thinking about the U.S. naval base at Guant\u00E1namo Bay.',0,0,1);
I[31][3][3]=new Array('The Arctic','Nope.  McMurdo Sound is not located in the Arctic',0,0,1);
I[31][3][4]=new Array('Alaska','Sorry.  McMurdo Sound is not located in The Last Frontier.',0,0,1);
I[32]=new Array();I[32][0]=100;
I[32][1]='';
I[32][2]='0';
I[32][3]=new Array();
I[32][3][0]=new Array('Italy','Correct.  Although Italian scientists have worked on Antarctica, the country does not have an official year-round presence there.',1,100,1);
I[32][3][1]=new Array('The U.S.','Nope.  The U.S. has had it\'s base at McMurdo Sound since the 1960\'s.',0,0,1);
I[32][3][2]=new Array('Russia','Sorry.  The Russians maintain a continuous scientific presence on  Antarctica.',0,0,1);
I[32][3][3]=new Array('Australia','Nope.  Australia maintains a research site there.',0,0,1);
I[32][3][4]=new Array('New Zealand','Sorry.  New Zealand maintains a research site there.',0,0,1);
I[33]=new Array();I[33][0]=100;
I[33][1]='';
I[33][2]='0';
I[33][3]=new Array();
I[33][3][0]=new Array('The Red Sea','Right.  The sea floor has a maximum depth of 2,500 m in the central median trench and an average depth of 500 m.',1,100,1);
I[33][3][1]=new Array('The Gulf of Aqaba','Sorry.  You\'re close though.  This Gulf connects to the Red Sea through the Strait of Tiran.',0,0,1);
I[33][3][2]=new Array('The Strait of Bab al Mandeb','Sorry.  This strait lies between the Red Sea and the Gulf of Aden.',0,0,1);
I[33][3][3]=new Array('The Indian Ocean','Nope.  The Indian Ocean lies well to the East, past the Gulf of Aden.',0,0,1);
I[33][3][4]=new Array('The Strait of Tiran','Nope.  This strait is the passage between the Red Sea and the Gulf of Aqaba.',0,0,1);
I[34]=new Array();I[34][0]=100;
I[34][1]='';
I[34][2]='0';
I[34][3]=new Array();
I[34][3][0]=new Array('Western Europe','Sorry.  Despite what it may say in the textbook, it isn\'t quite this much for Western Europe.',0,0,1);
I[34][3][1]=new Array('Japan','Correct!  Japan currently stands at about 75%.',1,100,1);
I[34][3][2]=new Array('The United States','Sorry.  The U.S. only imports far less of its oil from the Persian Gulf.',0,0,1);
I[34][3][3]=new Array('Venezuela','Nope.  Venezuela produces more oil than it uses and is an oil exporting nation, not an importing nation.',0,0,1);
I[34][3][4]=new Array('Saudi Arabia','Nope.  Saudi Arabia produces more oil than it uses and is an oil exporting nation, not an importing nation.',0,0,1);
I[35]=new Array();I[35][0]=100;
I[35][1]='';
I[35][2]='0';
I[35][3]=new Array();
I[35][3][0]=new Array('Iran and Iraq','Correct.  This lasted until 1988 and resulted in huge numbers of casualties on both sides.',1,100,1);
I[35][3][1]=new Array('Iran and Saudi Arabia','Sorry.  Iran and Saudi Arabia did not fight each other.',0,0,1);
I[35][3][2]=new Array('Iraq and Kuwait','Sorry.  The invasion of Kuwait by Iraq occurred in 1990.',0,0,1);
I[35][3][3]=new Array('Oman and Qatar','Nope.  These two countries never fought each other.',0,0,1);
I[35][3][4]=new Array('Iraq and Saudi Arabia','Nope.  The only threat of war between these two came as a result of Iraq\'s takeover of Kuwait in 1990.',0,0,1);
I[36]=new Array();I[36][0]=100;
I[36][1]='';
I[36][2]='0';
I[36][3]=new Array();
I[36][3][0]=new Array('India and Pakistan','Correct.  This brought the region to the brink of war, but tensions calmed down.',1,100,1);
I[36][3][1]=new Array('Russia and the U.S.','Sorry.  Russia and the U.S. had ended nuclear explosive testing prior to this.',0,0,1);
I[36][3][2]=new Array('Israel and Egypt','Sorry.  Israel did not test its nuclear devices and Egypt does not currently possess nuclear weapons.',0,0,1);
I[36][3][3]=new Array('Iraq and Iran','Nope.  Currently neither of these countries have nuclear weapons.',0,0,1);
I[36][3][4]=new Array('North and South Korea','Sorry.  North Korea has nuclear weapons, but did not test them in 1998.  South Korea does not have nuclear weapons.',0,0,1);
I[37]=new Array();I[37][0]=100;
I[37][1]='';
I[37][2]='0';
I[37][3]=new Array();
I[37][3][0]=new Array('Krill','Correct.  They are shrimp-like and of little commercial value.',1,100,1);
I[37][3][1]=new Array('Anchovies','Sorry.  Hold the anchovies.',0,0,1);
I[37][3][2]=new Array('Sharks','Nope.  Not much for sharks to eat down there.',0,0,1);
I[37][3][3]=new Array('Skates','Sorry.  Not a lot of skates.  They prefer warmer waters.',0,0,1);
I[37][3][4]=new Array('Mussels','Nope.  Not much in the way of mussels down there.',0,0,1);


function StartUp(){
	RemoveBottomNavBarForIE();

//If there's only one question, no need for question navigation controls
	if (QsToShow < 2){
		document.getElementById('QNav').style.display = 'none';
	}
	
//Stash the instructions so they can be redisplayed
	strInstructions = document.getElementById('InstructionsDiv').innerHTML;
	

	

	
	CompleteEmptyFeedback();

	SetUpQuestions();
	ClearTextBoxes();
	CreateStatusArray();
	

	
//Check search string for q parameter
	if (document.location.search.length > 0){
		if (ShuffleQs == false){
			var JumpTo = parseInt(document.location.search.substring(1,document.location.search.length))-1;
			if (JumpTo <= QsToShow){
				ChangeQ(JumpTo);
			}
		}
	}
}

function ShowHideQuestions(){
	FuncBtnOut(document.getElementById('ShowMethodButton'));
	document.getElementById('ShowMethodButton').style.display = 'none';
	if (ShowingAllQuestions == false){
		for (var i=0; i<QArray.length; i++){
				QArray[i].style.display = '';
			}
		document.getElementById('Questions').style.listStyleType = 'decimal';
		document.getElementById('OneByOneReadout').style.display = 'none';
		document.getElementById('ShowMethodButton').innerHTML = ShowOneByOneCaption;
		ShowingAllQuestions = true;
	}
	else{
		for (var i=0; i<QArray.length; i++){
				if (i != CurrQNum){
					QArray[i].style.display = 'none';
				}
			}
		document.getElementById('Questions').style.listStyleType = 'none';
		document.getElementById('OneByOneReadout').style.display = '';
		document.getElementById('ShowMethodButton').innerHTML = ShowAllQuestionsCaption;
		ShowingAllQuestions = false;	
	}
	document.getElementById('ShowMethodButton').style.display = 'inline';
}

function CreateStatusArray(){
	var QNum, ANum;
//For each item in the item array
	for (QNum=0; QNum<I.length; QNum++){
//Check if the question still exists (hasn't been nuked by showing a random selection)
		if (document.getElementById('Q_' + QNum) != null){
			State[QNum] = new Array();
			State[QNum][0] = -1; //Score for this q; -1 shows question not done yet
			State[QNum][1] = new Array(); //answers
			for (ANum = 0; ANum<I[QNum][3].length; ANum++){
				State[QNum][1][ANum] = 0; //answer not chosen yet; when chosen, will store its position in the series of choices
			}
			State[QNum][2] = 0; //tries at this q so far
			State[QNum][3] = 0; //incrementing percent-correct values of selected answers
			State[QNum][4] = 0; //penalties incurred for hints
			State[QNum][5] = ''; //Sequence of answers chosen by number
		}
		else{
			State[QNum] = null;
		}
	}
}



function CheckMCAnswer(QNum, ANum, Btn){
//if question doesn't exist, bail
	if (State[QNum].length < 1){return;}
	
//Get the feedback
	Feedback = I[QNum][3][ANum][1];
	
//Now show feedback and bail if question already complete
	if (State[QNum][0] > -1){
//Add an extra message explaining that the question
// is finished if defined by the user
		if (strQuestionFinished.length > 0){Feedback += '<br />' + strQuestionFinished;}
//Show the feedback
		ShowMessage(Feedback);
		return;
	}
	
//Hide the button while processing
	Btn.style.display = 'none';

//Increment the number of tries
	State[QNum][2]++;
	
//Add the percent-correct value of this answer
	State[QNum][3] += I[QNum][3][ANum][3];
	
//Store the try number in the answer part of the State array, for tracking purposes
	State[QNum][1][ANum] = State[QNum][2];
	State[QNum][5] += String.fromCharCode(65+ANum) + ',';
	
//Should this answer be accepted as correct?
	if (I[QNum][3][ANum][2] < 1){
//It's wrong

//Mark the answer
		Btn.innerHTML = IncorrectIndicator;
		
//Remove any previous score unless exercise is finished (6.0.3.8+)
		if (Finished == false){
			WriteToInstructions(strInstructions);
		}	
		
//Check whether this leaves just one MC answer unselected, in which case the Q is terminated
		var RemainingAnswer = FinalAnswer(QNum);
		if (RemainingAnswer > -1){
//Behave as if the last answer had been selected, but give no credit for it
//Increment the number of tries
			State[QNum][2]++;		
		
//Calculate the score for this question
			CalculateMCQuestionScore(QNum);

//Get the overall score and add it to the feedback
			CalculateOverallScore();
			if ((ContinuousScoring == true)||(Finished == true)){
				Feedback += '<br />' + YourScoreIs + ' ' + Score + '%.';
				WriteToInstructions(YourScoreIs + ' ' + Score + '%.');
			}
		}
	}
	else{
//It's right
//Mark the answer
		Btn.innerHTML = CorrectIndicator;
				
//Calculate the score for this question
		CalculateMCQuestionScore(QNum);

//Get the overall score and add it to the feedback
		if (ContinuousScoring == true){
			CalculateOverallScore();
			if ((ContinuousScoring == true)||(Finished == true)){
				Feedback += '<br />' + YourScoreIs + ' ' + Score + '%.';
				WriteToInstructions(YourScoreIs + ' ' + Score + '%.');
			}
		}
	}
	
//Show the button again
	Btn.style.display = 'inline';
	
//Finally, show the feedback	
	ShowMessage(Feedback);
	
//Check whether all questions are now done
	CheckFinished();
}

function CalculateMCQuestionScore(QNum){
	var Tries = State[QNum][2] + State[QNum][4]; //include tries and hint penalties
	var PercentCorrect = State[QNum][3];
	var TotAns = GetTotalMCAnswers(QNum);
	var HintPenalties = State[QNum][4];
	
//Make sure it's not already complete

	if (State[QNum][0] < 0){
//Allow for Hybrids
		if (HintPenalties >= 1){
			State[QNum][0] = 0;
		}
		else{
//This line calculates the score for this question
			if (TotAns == 1){
				State[QNum][0] = 1;
			}
			else{
				State[QNum][0] = ((TotAns-((Tries*100)/State[QNum][3]))/(TotAns-1));
			}
		}
		if (State[QNum][0] < 0){
			State[QNum][0] = 0;
		}
	}
}

function GetTotalMCAnswers(QNum){
	var Result = 0;
	for (var ANum=0; ANum<I[QNum][3].length; ANum++){
		if (I[QNum][3][ANum][4] == 1){ //This is an MC answer
			Result++;
		}
	}
	return Result;
}

function FinalAnswer(QNum){
	var UnchosenAnswers = 0;
	var FinalAnswer = -1;
	for (var ANum=0; ANum<I[QNum][3].length; ANum++){
		if (I[QNum][3][ANum][4] == 1){ //This is an MC answer
			if (State[QNum][1][ANum] < 1){ //This answer hasn't been chosen yet
				UnchosenAnswers++;
				FinalAnswer = ANum;
			}
		}
	}
	if (UnchosenAnswers == 1){
		return FinalAnswer;
	}
	else{
		return -1;
	}
}





function CalculateOverallScore(){
	var TotalWeighting = 0;
	var TotalScore = 0;
	
	for (var QNum=0; QNum<State.length; QNum++){
		if (State[QNum] != null){
			if (State[QNum][0] > -1){
				TotalWeighting += I[QNum][0];
				TotalScore += (I[QNum][0] * State[QNum][0]);
			}
		}
	}
	if (TotalWeighting > 0){
		Score = Math.floor((TotalScore/TotalWeighting)*100);
	}
	else{
//if TotalWeighting is 0, no questions so far have any value, so 
//no penalty should be shown.
		Score = 100; 
	}
}

function CheckFinished(){
	var FB = '';
	var AllDone = true;
	for (var QNum=0; QNum<State.length; QNum++){
		if (State[QNum] != null){
			if (State[QNum][0] < 0){
				AllDone = false;
			}
		}
	}
	if (AllDone == true){
	
//Report final score and submit if necessary
		CalculateOverallScore();
		FB = YourScoreIs + ' ' + Score + '%.';
		if (ShowCorrectFirstTime == true){
			var CFT = 0;
			for (QNum=0; QNum<State.length; QNum++){
				if (State[QNum] != null){
					if (State[QNum][0] >= 1){
						CFT++;
					}
				}
			}
			FB += '<br />' + CorrectFirstTime + ' ' + CFT + '/' + QsToShow;
		}
		WriteToInstructions(FB);
		
		Finished == true;

		TimeOver = true;
		Locked = true;
		


		Finished = true;
		Detail = '<?xml version="1.0"?><hpnetresult><fields>';
		for (QNum=0; QNum<State.length; QNum++){
			if (State[QNum] != null){
				if (State[QNum][5].length > 0){
					Detail += '<field><fieldname>Question #' + (QNum+1) + '</fieldname><fieldtype>question-tracking</fieldtype><fieldlabel>Q ' + (QNum+1) + '</fieldlabel><fieldlabelid>QuestionTrackingField</fieldlabelid><fielddata>' + State[QNum][5] + '</fielddata></field>';
				}
			}
		}
		Detail += '</fields></hpnetresult>';
		setTimeout('Finish()', SubmissionTimeout);
	}
}










//-->

//]]>