From 7ba55121e722a22534d4c892b982a31fb760d388 Mon Sep 17 00:00:00 2001
From: gbateson <gbateson>
Date: Sat, 19 Nov 2005 02:02:13 +0000
Subject: [PATCH] corrected JMatch reporting and added intermediate reporting
 of TexToys Rhubarb quizzes

---
 mod/hotpot/hotpot-full.js | 6452 +++++++++++++++++++------------------
 1 file changed, 3243 insertions(+), 3209 deletions(-)

diff --git a/mod/hotpot/hotpot-full.js b/mod/hotpot/hotpot-full.js
index 67a034ff03e..3d967b46226 100644
--- a/mod/hotpot/hotpot-full.js
+++ b/mod/hotpot/hotpot-full.js
@@ -1,3209 +1,3243 @@
-<!--
-// PLEASE NOTE that this version is more recent than the incorrectly 
-// numbered v6.1, dated 2003.11.17. From now on, version numbers will 
-// follow those of Hot Potatoes.
-
-/* hot-potatoes.js (v6.0.4.0 - 2005.02.18)
- * =======================================
- * by Gordon Bateson, February 2003
- * Copyright (c) 2003 Gordon Bateson. All Rights Reserved.
- *
- * You are hereby granted a royalty free license to use or modify this 
- * software provided that this copyright notice appears on all copies. 
- *
- * This software is provided "AS IS" without a warranty of any kind.
- * 
- * Documentation and downloads may be available from: 
- * http://www.kanazawa-gu.ac.jp/~gordon/research/hot-potatoes/
- */
-
-// This JavaScript library modifies the SendResults and StartUp functions 
-// used by hotpot v5 and v6, so that more (or less!) details about the
-// student can be input, and more details of a quiz's questions and answers 
-// can be submitted to the server when the quiz is finished
-
-// If the arrays below (Login, DB, JBC, ...) are set BEFORE calling this 
-// script, they will NOT be overwritten. Any array that is not set, will 
-// use the defaults below. This is useful if you want to use different 
-// settings for different quizzes.
-
-// ************
-//  Login Screen
-// ************
-
-if (window.Login==null) {
-	Login = new Array();
-	Login[0] = true;	// Show prompt for user name
-				// This can also be a string of user names ... 
-				// Login[0] = "Guest,Peter,Paul,Mary,Webmaster";
-				// or an array of user names (and on-screen texts) (and passwords) ...
-				// Login[0] = new Array("Guest", "001,Peter,xxxx", "002,Paul,yyyy", "003,Mary,zzzz", "Webmaster");
-				// and can also be  written as ...
-				// Login[0] = new Array(
-				//	new Array("Guest"),
-				//	new Array("001", "Peter", "xxxx"),
-				//	new Array("002", "Paul", "yyyy"),
-				//	new Array("003", "Mary", "zzzz"),
-				//	new Array("Webmaster")
-				// );
-	Login[1] = true;	// Show prompt for student's UserID
-				// If there is no password prompt (i.e. Logon[3] is false), this value 
-				// will be checked against the password information, if any, in Login[0]
-	Login[2] = false;	// Show prompt for student's email
-	Login[3] = false;	// Show prompt for quiz password, and check this value against 
-				// the password information, if any, in Login[0]
-				// This can also be a string required to start the quiz ...
-				// Login[3] = "password";
-	Login[4] = true;	// Show prompt for the cookie expiry date
-				// If false, cookies expire at the end of the current session
-	Login[5] = "guest,webmaster"
-				// guest user names (case insensitive) ...  
-				// Login[5] = "guest,webmaster"; 
-				// These users do NOT need to fill in other login fields
-				// and their quiz results are NOT added to the database
-
-	// the Login prompts and error messages 
-	// are defined in the MSG array (see below)
-}
-
-
-// *********
-//  Database (for use with BFormMail)
-// *********
-
-if (window.DB==null) {
-	DB = new Array();
-	DB[0] = true; // append form fields to database on server
-			// If you are NOT using BFormMail's database feature, 
-			// set DB[0]=false, and you can then safely ignore DB[1 to 5]
-	DB[1] = "/home/gordon/public_html/cgi/hot-potatoes-data"; 
-			// append_db folder path (no trailing slash)
-			// Can be either an absolute path  e.g. "/home/gordon/public_html/cgi/hot-potatoes-data"
-			// or a relative (to CGI bin) path  e.g. "hot-potatoes-data"
-	DB[2] = "hot-potatoes"; 
-			// append_db file name (no extension)
-			// If left blank, the quiz file name, without extension, will be used
-			// i.e. each quiz will have its results stored in a different file.
-			// If filled in, this file will store the results for ALL quizzes.
-			// Database files and folders must be set up BEFORE running the quiz 
-			// must have appropriate access privileges (on Unix, use "chmod 666").
-	DB[3] = ""; // append_db extension (if left blank, ".txt" will be used)
-	DB[4] = ""; // db_fields (if left blank, ALL quiz fields will be sent)
-	DB[5] = ""; // db_delimiter (if left blank, tab will be used)
-	DB[6] = "REMOTE_ADDR,HTTP_USER_AGENT"; 
-			// env_report ('REMOTE_ADDR','HTTP_USER_AGENT' and a few others)
-
-	// for a complete description of these fields are, see ... 
-	// http://www.infosheet.com/stuff/BFormMail.readme
-
-	// Switches DB[7] and DB[8] force the settings in the ResultForm
-	// In v5 and v6 quizzes, these settings wil be override those in the original quiz
-
-	// If the quiz results are to be sent to an LMS (via the "store" form)
-	// then switches DB[7] and DB[8] are not used
-
-	DB[7] = '';	// URL of form processing script
-			// e.g. http://www.kanazawa-gu.ac.jp/~gordon/cgi/bformmail.cgi
-	DB[8] = '';	// email address to which results should be sent
-			// e.g. gordon@kanazawa-gu.ac.jp
-}
-
-// By default the quiz's question's scores will be returned. 
-// If you want more detailed information, set the flags below:
-
-// ********
-//  JBC
-// ********
-
-if (window.JBC==null) {
-	JBC = new Array();
-	JBC[0] = true;	// show separator line between answers on email
-	JBC[1] = true;	// show number of attempts to answer question
-	JBC[2] = true;	// show question texts
-	JBC[3] = true;	// show right answer(s)
-	JBC[4] = true;	// show wrong answer(s)
-	JBC[5] = true;	// show ignored answer(s)
-	JBC[6] = false;	// show answer as text (false) or number (true)
-}
-
-// JBC quizzes use the global variables 'I' and 'Status'
-
-// I : an array of JBC_QUESTIONs (one for each question)
-// JBC_QUESTION :
-//	[0] : question text
-//	[1] : array of JBC_ANSWERs (one for each answer)
-//	[2] : single/multi flag
-//		0 : single answer (using 'button')
-//		1 : multiple answers (using 'checkbox')
-// JBC_ANSWER :
-//	[0] : answer text
-//	[1] : answer feedback
-//	[2] : correct answer flag
-//		0 : this is NOT the correct answer
-//		1 : this is the correct answer
-
-// Status : an array of JBC_QUESTION_STATUSes
-// JBC_QUESTION_STATUS:
-//	[0] : correctly answered yet flag
-//		0 : this question has NOT been correctly answered
-//		1 : this question has been correctly answered
-//	[1] : array of JBC_ANSWER_STATUSes (one for each answer)
-//		'0' : initial value
-//		'R' : single answer question was answered 'R'ight
-//		'W' : single answer question was answered 'W'rong
-//		'C' : multiple answer question's checkbox was 'C'hecked
-//		'U' : multiple answer question's checkbox was 'U'nchecked
-//	[2] : number of times this question has been wrongly answered
-//	[3] : score (out of 1) for this question (maybe undefined on HP<5.5)
-//		0 : not correct yet
-//		0<[3]<1 : correct but only after [2] wrong attempts
-//		1 : correct first time (bravo!)
-//	N.B. score = (numberOfAnswers - numberofWrongTries) / numberOfAnswers
-
-
-// ********
-//  JCloze
-// ********
-
-if (window.JCloze==null) {
-	JCloze = new Array();
-	JCloze[0] = true;	// show separator line between answers on email
-	JCloze[1] = true;	// show student's correct answer
-	JCloze[2] = true;	// show other correct answer(s), if any
-	JCloze[3] = true;	// show wrong answer(s), if any (NOT available for v5)
-	JCloze[4] = false;	// show number of hints + checks (legacy field, replaced by [7]+[9])
-	JCloze[5] = false;	// show if clue was asked for or not (legacy field, replaced by [8])
-	JCloze[6] = true;	// show clue
-	JCloze[7] = true;	// show number of hints (=next letter requests)
-	JCloze[8] = true;	// show number of clues
-	JCloze[9] = true;	// show number of checks
-}
-
-// JCloze quizzes use the global variables 'I' and 'State'
-
-// I : array of JCLOZE_ANSWERs
-// JCLOZE_ANSWER :
-//	[0] : (unused)
-//	[1] : array of JCLOZE_ANSWER_TEXTs
-//	[2] : clue for this answer
-// JCLOZE_ANSWER_TEXT : 
-//	[0] : array (seems unnecessary, just the text would be enough?)
-//		[0] : text of possible answer
-
-// State : array of JCLOZE_ANSWER_STATEs
-// JCLOZE_ANSWER_STATE (v5) : 
-//	[0] : clue asked for or not
-//	[1] : number of hints (show next letter) and penalties ('check' an incorrect answer)
-//	[2] : length of answer matched
-//	[3] : score for this item
-//	[4] : already answered correctly 
-//	[5] : answer entered in text box (right or not)
-
-// JCLOZE_ANSWER_STATE (v6)
-//	this.ClueGiven = false;
-//	this.HintsAndChecks = 0;
-//	this.MatchedAnswerLength = 0;
-//	this.ItemScore = 0;
-//	this.AnsweredCorrectly = false;
-//	this.Guesses = new Array(); last guess is correct answer
-
-
-// ********
-//  JCross
-// ********
-
-if (window.JCross==null) {
-	JCross = new Array();
-	JCross[0] = true;	// show separator line between answers on email
-	JCross[1] = true;	// show number of penalties (hints or checks before complete)
-	JCross[2] = true;	// show number of letters
-	JCross[3] = true;	// show correct answers
-	JCross[4] = true;	// show clues
-
-	JCross[5] = true;	// show wrong answers
-	JCross[6] = true;	// show if clue was asked for or not
-	JCross[7] = true;	// show number of hints (=next letter requests)
-	JCross[8] = true;	// show number of checks
-
-	// there are no "ignored" answers for JCross quizzes
-}
-
-// JCross quizzes use the following global variables: 
-// 	L : letters (of correct answers)
-// 	C : clue numbers (CL in v6)
-// 	G : guesses
-// 'L', 'C' ('CL') and 'G' are all 2-dimensional arrays (rows x cols)
-//
-// v5 quizzes additionally use the following single-dimension arrays
-// 	A : clues for across (horizontal) words 
-// 	D : clues for down (vertical) words 
-
-// N.B. form is only sent when all answers are correct so 
-// you can't find out what 'wrong' answers were entered
-
-
-// ********
-//  JMatch
-// ********
-
-if (window.JMatch==null) {
-	JMatch = new Array();
-	JMatch[0] = true;	// show separator line between answers on email
-	JMatch[1] = false;	// show number of penalties (= total number of checks)
-	JMatch[2] = true;	// show LHS texts (the question)
-	JMatch[3] = true;	// show correct answers
-	JMatch[4] = true;	// show wrong answers
-	JMatch[5] = true;	// show checks (per match) [empty or unchanged RHS are not counted]
-
-	// JMatch has no "clue" or "hint" buttons
-	// there cannot be any "ignored" answers
-}
-
-// v5 JMatch quizzes use the global variables 'I' and 'Status' (and 'RItems')
-// v6 JMatch quizzes use only 'Status'
-// v6+ JMatch quizzes use 'F' and 'D' (see below)
-
-// I : an array of JMATCH_PAIRs (one for each pair)
-// JMATCH_PAIR :
-//	[0] : LHS text
-//	[1] : RHS text
-//	[2] : fixed (=not jumbled) flag
-//		0 : not fixed
-//		1 : fixed
-//	[3] : index in drop down list selection
-
-// Status : an array of JMATCH_PAIR_STATUSes
-// JMATCH_PAIR_STATUS:
-//	[0] : correctly matched yet flag
-//		0 : this pair has NOT been correctly matched
-//		1 : this pair has been correctly matched
-//	[1] : number of times this item has been wrongly matched
-
-// 	v6 quizzes only
-//	[2] : id of original SELECT element containing possible matches
-//	Note that after matching, this SELECT is removed, so don't try looking for it :-)
-
-// v6+ JMatch quizzes use the global variables 'F' and 'D'
-
-// F : array of JMATCH_FIXED_ITEMs
-// JMATCH_FIXED_ITEM:
-//	[0] : text
-//	[1] : tag
-
-// D : array of JMATCH_DRAGGABLE_ITEMs
-// JMATCH_DRAGGABLE_ITEM
-//	[0] : text
-//	[1] : tag of the F item to which it SHOULD be dragged
-//	[2] : tag of the F item to which it was dragged (initally 0)
-
-// N.B. form is only sent when all answers are correct so 
-// you can't find out what 'wrong' answers were entered
-
-// ********
-//  JMix
-// ********
-
-if (window.JMix==null) {
-	JMix = new Array();
-	JMix[0] = true;		// show separator line between answers on email
-	JMix[1] = false;	// show number of wrong guesses (replaced by JMix[5])
-	JMix[2] = true;		// show right answer
-	JMix[3] = true;		// show wrong answer, if any
-	JMix[4] = false;	// show answer as text (false) or number (true)
-	JMix[5] = true;		// show number of checks
-	JMix[6] = true;		// show number of hints (=show next word)
-}
-
-// JMix quizzes use the global variables 
-// 'Segments', 'GuessSequence' and 'Penalties' 
-
-// Segments : array of JMix_QUESTIONs
-// JMix_QUESTION:
-//	[0] : text
-//	[1] : order in sequence
-//	[2] : used flag
-// GuessSequence : array of 'order in sequence' numbers
-// Penalties : number of incorrect guesses
-
-// ********
-//  JQuiz
-// ********
-
-if (window.JQuiz==null) {
-	JQuiz = new Array();
-	JQuiz[0] = true;	// show separator line between answers on email
-	JQuiz[1] = true;	// show question text
-	JQuiz[2] = true;	// show student's correct answer(s)
-	JQuiz[3] = false;	// show wrong and ignored answer(s) (legacy field superceded by [8] & [9])
-	JQuiz[4] = true;	// show number of hints requested
-	JQuiz[5] = false;	// show number of checks of incorrect answers (legacy field superceded by [12])
-
-	// HP6 v6 quizzes only
-	JQuiz[6] = false;	// show answer value (false) or A,B,C... index (true)
-	JQuiz[7] = true;	// show all students answers
-	JQuiz[8] = true;	// show student's wrong answers
-	JQuiz[9] = true;	// show ignored answers (not relevant for multi-select questions)
-	JQuiz[10] = true;	// show score weightings
-	JQuiz[11] = true;	// show question type
-	JQuiz[12] = true;	// show number of checks (if true, then JQuiz[5] of will be ignored)
-	JQuiz[13] = true;	// show number of times ShowAnswer button was pressed (usually 0 or 1)
-}
-
-// v5 JQuiz quizzes use the global variables 'I' and 'Status'
-
-// I : array of JQUIZ_ANSWERs
-// JQUIZ_ANSWER :
-//	[0] : question text
-//	[1] : array of JQUIZ_ANSWER_TEXTs (one for each answer)
-// JQUIZ_ANSWER_TEXT :
-//	[0] : array (seems unnecessary, just the text would be enough?)
-//		[0] : text of possible answer
-
-// Status : array of JQUIZ_ANSWER_STATEs
-// JQUIZ_ANSWER_STATE : 
-//	[0] : question done or not
-//	[1] : number of wrong checks
-//	[2] : number of hints asked for
-//	[3] : student's answer
-//	[4] : score for this question
-
-
-// v6 JQuiz quizzes use the global variables 'I' and 'State'
-
-// I : array of JQUIZ_QUESTIONs
-// JQUIZ_QUESTION :
-//	[0] : weighting
-//	[1] : ?? (always set to '')
-//	[2] : question type
-//		'0'=multiple-choice, '1'=short-answer, '2'=hybrid, '3'=multi-select
-//	[3] : array of JQUIZ_ANSWERSs (one for each possible answer)
-// JQUIZ_ANSWER :
-//	[0] : answer value
-//	[1] : feedback text
-//	[2] : correct answer flag (1=a correct answer, 0=a wrong answer)
-//	[3] : weighted score (as percentage) if correct
-//	[4] : flag (usually set to 1, but for hybrid answers that are not 
-//		to be included in multiple choice options, it is set to 0)
-
-// State : array of JQUIZ_QUESTION_STATEs
-// JQUIZ_QUESTION_STATE : 
-//	[0] : score (-1 shows not done yet)
-//	[1] : array showing on which number try each JQUIZ_ANSWER was selected
-//	[2] : number of attempts at this question
-//	[3] : total of weighted scores of correct answers that were selected
-//		i.e. each time a correct answer is selected, 
-//		its JQUIZ_ANSWER[3] weighting is added to this total
-//		so when all the correct answers have been selected, this will be 100
-//	[4] : penalties incurred for hints (score is set to zero if >= 1)
-//	[5] : 	- for multiple choice, short-answer and hybrid questions, this is a
-//		comma-delimited list showing order in which answers were chosen
-//		- for multi-select fields, this is bar-delimted ('|') list of settings 
-//		showing whether each checkbox was selected ('Y') on not ('N') when the 
-//		'Check' button was clicked. The final item in the list will be the 
-//		settings for the correct answer.
-
-// N.B. JBC, JMatch(v5) and JQuiz(v5) all use global variables 'I' and 'Status'
-//	JBC : I[0].length==3 && !window.RItems
-// 	JQuiz(v5) : I[0].length==2
-//	JMatch(v5) : I[0].length==4 && window.RItems
-
-// N.B. JCloze(v5+6) and JQuiz(v6) both use global variables 'I' and 'State'
-//	JCloze (v5) : I[0].length==3 && State[0].Guesses==null
-//	JCloze (v6) : I[0].length==3 && State[0].Guesses!=null
-// 	JQuiz  (v6) : I[0].length==4
-
-// **********
-//  Rhubarb
-// **********
-
-if (window.Rhubarb==null) {
-	Rhubarb = new Array();
-	Rhubarb[0] = true; // show correct words
-	Rhubarb[1] = true; // show incorrect words
-}
-
-// **********
-//  Sequitur
-// **********
-
-if (window.Sequitur==null) {
-	Sequitur = new Array();
-}
-
-// **********
-//  Messages
-// **********
-
-if (window.MSG==null) {
-	MSG = new Array();
-
-	// Login prompts
-	MSG[0] = 'Name';
-	MSG[1] = 'ID';
-	MSG[2] = 'Email';
-	MSG[3] = 'Password';
-	MSG[4] = 'Cookies';
-
-	// Login buttons
-	MSG[5] = 'Start the Quiz';
-	MSG[6] = 'Cancel';
-
-	// Cookie menu options (only used if Login[4] is true)
-	MSG[7] = 'keep for this session only';
-	MSG[8] = 'keep for one day';
-	MSG[9] = 'keep for one month';
-	MSG[10] = 'do NOT keep cookies';
-
-	// Login error messages
-	MSG[11] = 'Sorry, you were unable to login. Please try again later.';
-	MSG[12] = 'Please fill in all the information.';
-	MSG[13] = 'Incorrect Password. Please try again.';
-	MSG[14] = 'Incorrect ID. Please try again.';
-	MSG[15] = 'Email address does not appear to be valid.';
-
-	// day and month names (used in Start_Time and End_Time)
-	MSG[16] = new Array('Sun','Mon','Tue','Wed','Thu','Fri','Sat');
-	MSG[17] = new Array('Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec');
-
-	// enable popups
-	MSG[18] = 'Please enable pop-up windows on your browser.';
-
-	// browser specific instuctions on how to enable popup windows
-	var n = navigator;
-	var s = n.userAgent.toLowerCase();
-	if (n.appName=='Netscape' && s.indexOf('gecko')>=0) {
-		// Netscape 6 and 7
-		MSG[18] += '\n\n' + 'Edit->Preferences, ' + (s.indexOf('mac')>=0 ? 'Advanced->Scripts & Plugins' : 'Privacy & Security->Popup Window Controls');
-	} else if (s.indexOf('safari')>=0) {
-		// Safari
-		MSG[18] += '\n\n' + 'on Safari menu, uncheck "Block Pop-Up Windows"';
-	} else if (s.indexOf('firebird')>=0) {
-		// Firebird
-		MSG[18] += '\n\n' + 'Preferences->Web Features, uncheck "Block Pop-Up Windows"';
-	} else if (s.indexOf('msie 6')>=0) {
-		// IE 6 (WinXP.SP2)
-		MSG[18] += '\n\n' + 'Tools->Pop-up Blocker->Turn Off Pop-up Blocker';
-	}
-}
-//if (window.FEEDBACK==null) {
-//	FEEDBACK = new Array();
-//	FEEDBACK[0] = ''; // url of feedback page/script
-
-//	FEEDBACK[1] = ''; // array of array('teachername', 'value');
-//	FEEDBACK[2] = ''; // 'student name' [formmail only]
-//	FEEDBACK[3] = ''; // 'email@somewhere.com>' [formmail only]
-
-//	FEEDBACK[4] = ''; // window width
-//	FEEDBACK[5] = ''; // window height
-
-//	FEEDBACK[6] = ''; // 'Send a message to teacher' [prompt/button text]
-//	FEEDBACK[7] = ''; // 'Title'
-//	FEEDBACK[8] = ''; // 'Teacher'
-//	FEEDBACK[8] = ''; // 'Message'
-//	FEEDBACK[10] = ''; // 'Close this window' [formmail only]
-//}
-
-// **********
-//  HP array
-// **********
-HP = new Array();
-for (var i=0; i<=8; i++) {
-	HP[i] = new Array();
-}
-// indexes for the HP array (makes the code further down easier to read)
-_score   = 0;
-_weight  = 1;
-_correct = 2;
-_wrong   = 3;
-_unused  = 4;
-_hints   = 5;
-_clues   = 6;
-_checks  = 7;
-_guesses = 8;
-
-// *************
-//  Server Fields
-// *************
-
-if (window.ServerFields==null) {
-	ServerFields = new Array();
-
-	// these fields will be added to the ResultForm and submitted to the CGI script on the server.
-	// 'Sort', 'return_link_title', 'return_link_url' and 'print_blank_fields' are useful for formmail
-
-	// override the HP setting of sort fields (forces ALL fields to be displayed)
-	ServerFields[0] = new Array('sort', '');
-
-	// add link to close pop-up results window
-	ServerFields[1] = new Array('return_link_title', 'Close this window');
-	ServerFields[2] = new Array('return_link_url', 'javascript:self.close()');
-
-	// make sure zero values are printed
-	ServerFields[3] = new Array('print_blank_fields', 'yes');
-
-	// you can also set other fields for your customized CGI script
-	// e.g. adding a server defined start time (instead of a client defined start time)
-	// ServerFields[4] = new Array('serverStartTime', '<?php echo date("Y-m-d H:i:s") ?>');
-}
-
-// *********************
-//      Login screen
-//  (not required by LMS)
-// *********************
-
-function QuizLogin(LoginPrompt) {
-	if (!is_LMS() && (Login[0] || Login[1] || Login[2] || Login[3])) {
-		var html = ''
-			+ '<html>'
-			+ '<head></head>'
-			+ '<body bgColor="#cccccc" onLoad="opener.setFocus(self)">'
-			+ '<form onSubmit="'
-			+ 	'self.ok=true;'
-			+ 	'self.expiry=null;'
-		;
-		if (Login[4]) { // cookie expiry
-			html += "opener.checkOK(self,'CookieExpiry');";
-		}
-		if (Login[0]) { // user name
-			html += "opener.checkOK(self,'UserName');";
-		}
-		if (Login[1]) { // user ID
-			html += "opener.checkOK(self,'UserID');";
-		}
-		if (Login[2]) { // user email
-			html += "opener.checkOK(self,'UserEmail');";
-		}
-		if (Login[3]) { // quiz password
-			html += "opener.checkOK(self,'Password');";
-		}
-		html += 	 'if(ok){'
-			+	 	'opener.StartQuiz();'
-			+	 	'self.close();'
-			+	  '}else{'
-			+	 	'if(isNaN(self.tries))self.tries=0;'
-			+	 	'self.tries++;'
-			+	 	'if(self.tries<3){'
-			+			'opener.setFocus(self);'
-			+	 	'}else{'
-			+	 		"alert(opener.MSG[11]);"
-			+	 		'opener.goBack();'
-			+	 		'self.close();'
-			+	 	'}'
-			+	  '}'
-			+	  'return false;'
-			+ '">'
-		;
-		html += '<table>'
-			+ 	'<caption>' + LoginPrompt + '</caption>';
-		;
-		if (Login[0]) { // user name
-			var v = getCookie(self, 'UserName');
-			html += '<tr>'
-				+	'<th align=right nowrap>' + MSG[0] + ' :</th>'
-				+	'<td>'
-			;
-
-			if (typeof(Login[0])=='boolean') { // text box
-				html += '<input type=text name=UserName value="' + v + '">';
-
-			} else { // drop down menu of names
-
-				// pattern to match commas and white space
-				var comma = (window.RegExp) ? new RegExp('\\s*,\\s*') : ',';
-
-				// convert list of names to array, if necessary
-				if (typeof(Login[0])=='string') {
-					Login[0] = Login[0].split(comma);
-				}
-
-				html += '<select name=UserName size=1>'
-					+ '<option value=""></option>'
-				;
-				for(var i=0; i<Login[0].length; i++) {
-					// convert name details to array if nececount_cary
-					if (typeof(Login[0][i])=='string') {
-						Login[0][i] = Login[0][i].split(comma);
-					}
-					html += makeOption(Login[0][i][0], v, Login[0][i][1]);
-				}
-				html += '</select>';
-			}
-			html += 	'</td>'
-				+ '</tr>'
-			;
-		}
-		if (Login[1]) { // user ID
-			var v = getCookie(self, 'UserID');
-			html += '<tr><th align=right nowrap>' + MSG[1] + ' :</th><td><input type=text name=UserID value="' + v + '"></td></tr>';
-		}
-		if (Login[2]) { // user email
-			var v = getCookie(self, 'UserEmail');
-			html += '<tr><th align=right nowrap>' + MSG[2] +' :</th><td><input type=text name=UserEmail value="' + v + '"></td></tr>';
-		}
-		if (Login[3]) { // quiz password
-			var v = getCookie(self, 'Password');
-			html += '<tr><th align=right nowrap>' + MSG[3] + ' :</th><td><input type=password name=Password value="' + v + '"></td></tr>';
-		}
-		if (Login[4]) { // cookie lifespan
-			var v = getCookie(self, 'CookieExpiry');
-			html += '<tr>'
-				+ 	'<th align=right nowrap>' + MSG[4] + ' :</th>'
-				+ 	'<td>'
-				+		'<select name="CookieExpiry" size=1>'
-				+ 			makeOption('session', v, MSG[7])
-				+ 			makeOption('day', v, MSG[8])
-				+ 			makeOption('month', v, MSG[9])
-				+ 			makeOption('never', v, MSG[10])
-				+ 		'</select>'
-				+ 	'</td>'
-				+ '</tr>'
-			;
-		}
-		html += 	'<tr>'
-			+		'<th>&nbsp;</th>'
-			+		'<td nowrap>'
-			+			'<input type=submit value="' + MSG[5] + '"> '
-			+ 			'<input type=button value="' + MSG[6] + '" onClick="opener.goBack();self.close();">'
-			+		'</td>'
-			+	'</tr>'
-			+ '</table></form></body></html>'
-		;
-
-		// set height of Login Window
-		var m = navigator.userAgent.indexOf('Mac')>=0;
-		var h = (m ? 80 : 100);
-		for (var i=0; i<5; i++) h += (Login[i] ? (m ? 20 : 25) : 0);
-
-		// open up a new window
-		if (!openWindow('', '', (m ? 320 : 300), h, 'RESIZABLE', html)) {
-			alert(MSG[18]); // unable to open popup window
-		}
-
-	} else { // no Login required
-		window.UserName = window.UserID = window.UserEmail = window.Password = '';
-		window.StartQuiz();
-	}
-	return true;
-}
-function makeOption(value, v, txt) {
-	return '<option value="' + value + '"' + (value==v ? ' SELECTED' : '') + '>' + (txt ? txt : value) + '</option>';
-}
-function setFocus(w) {
-	w.focus(); // bring window to the front
-	var obj = w.document.forms[0].elements;
-	for(var i=0; i<obj.length; i++) {
-		var v = getValue(w, i);
-		if (v=='' || obj[i].type=='submit') {
-			obj[i].focus();
-			break;
-		}
-	}
-}
-function checkOK(w, n){
-	var v = getValue(w, n, true);
-	if (v || (n!='UserName' && isGuest())) {
-		if (n=='CookieExpiry') setCookieExpiry(w, v);
-		setCookie(self, n, v, w.expiry);
-		if (n!='CookieExpiry') eval('self.' + n + '=v');
-	} else {
-		if (w.ok) alert(MSG[12]);
-		w.ok = false;
-	}
-}
-function getValue(w, n, flag) {
-	var obj = w.document.forms[0].elements[n];
-	var TYPE = obj.type.toUpperCase(); // required for ns4 (win)
-	if (obj.options && TYPE.indexOf('SELECT')>=0){ 
-		var v = obj.options[obj.selectedIndex].value;
-	} else {
-		var v = obj.value;
-	}
-	if (flag) {
-		var msg = '';
-		if (n=='Password' || (n=='UserID' && !Login[3])) {
-			var pwd = getPassword(w);
-			if (pwd && v!=pwd) msg = MSG[n=='Password' ? 13 : 14];
-		} 
-		if (n=='Email' && window.RegExp) {
-			var r = '(\\w|-)+';
-			r = r + '(\\.' + r + ')';
-			r = new RegExp('^(' + r + '*)@(' + r + '+)$');
-			if (v.match(r)==null) msg = MSG[15];
-		}
-		if (msg) {
-			obj.value = v = '';
-			if (w.ok) alert(msg);
-			w.ok = false;
-		}
-	}
-	return v;
-}
-function getPassword(w) {
-	var pwd = '';
-	if (Login[3] && typeof(Login[3])=='string') {
-		pwd = Login[3];
-	} else if ((Login[3] || Login[1]) && typeof(Login[0])=='object') {
-		var username = getValue(w, 'UserName');
-		for(var i=0; i<Login[0].length; i++) {
-			if (username==Login[0][i][0]) {
-				pwd = Login[0][i][2];
-				break;
-			}
-		}
-	}
-	return pwd;
-}
-function setCookieExpiry(w, v) {
-	if (v=='never'){
-		w.expiry = new Date('Thu, 01-Jan-70 00:00:01 GMT');
-	} else if (v=='day' || v=='month') {
-		var ms = (v=='month' ? 31 : 1) * 60 * 60 * 24 * 1000;
-		w.expiry = new Date((new Date()).getTime() + ms);
-	}
-}
-function setCookie(w, name, value, expires, path, domain, secure) {
-	if (name) w.document.cookie = ''
-		+ 'HP_' + name + "=" + escape(value)
-		+ (expires ? "; expires=" + expires.toGMTString() : "")
-		+ (path ? "; path=" + path : "")
-		+ (domain ? "; domain=" + domain : "")
-		+ (secure ? "; secure" : "")
-	;
-}
-function getCookie(w, n) {
-	var c = w.document.cookie;
-	var i = c.indexOf('HP_' + n + '=');
-	var j = (i<0) ? -1 : c.indexOf(';', (i += n.length + 4));
-	return (i<0) ? '' : unescape(c.substring(i, ((j<0) ? c.length : j)));
-}
-function goBack(w) {
-	if (w==null) w = self; // default
-	if (w.history.length) w.history.back();
-}
-function openWindow(url, name, width, height, attributes, html) {
-
-	// set height, width and attributes
-	if (window.screen && width && height) {
-		var W = screen.availWidth;
-		var H = screen.availHeight;
-		width = Math.min(width, W);
-		height = Math.min(height, H);
-		attributes = ''
-			+ (attributes ? (attributes+',') : '')
-			+ 'WIDTH='+width+',HEIGHT='+height
-		;
-	}
-
-	// create global hpWindows object, if necessary
-	if (!window.hpWindows) window.hpWindows = new Array();
-
-	// initialize window object
-	var w = null;
-
-	// has a window with this name been opened before?
-	if (name && hpWindows[name]) {
-
-		// http://www.webreference.com/js/tutorial1/exist.html
-		if (hpWindows[name].open && !hpWindows[name].closed) {
-			w = hpWindows[name];
-			w.focus();
-		} else {
-			hpWindows[name] = null;
-		}
-	}
-
-	// check window is not already open
-	if (w==null) {
-
-		// workaround for "Access is denied" errors in IE when offline
-		// based on an idea seen at http://www.devshed.com/Client_Side/JavaScript/Mini_FAQ
-		var ie_offline = (document.all && location.protocol=='file:');
-
-		// try and open the new window
-		w = window.open((ie_offline ? '' : url), name, attributes);
-
-		// check window opened OK (user may have prevented popups)
-		if (w) {
-			// center the window
-			if (window.screen && width && height) {
-				w.moveTo((W-width)/2, (H-height)/2);
-			}
-
-			// add content, if required
-			if (html) {
-				with (w.document) {
-					clear();
-					open();
-					write(html);
-					close();
-				}
-			} else if (url && ie_offline) {
-				w.location = url;
-			}
-			if (name) hpWindows[name] = w;
-		}
-	}
-
-	return w;
-}
-
-// *********************
-//  Send results by email
-//  (not required by LMS)
-// *********************
-
-function SendAllResults(Score) {
-	// check this quiz is not generated by a LMS
-	if (!is_LMS()) {
-
-		// add flat file database details to the results form
-		AddDatabaseDetailsToResultForm();
-
-		// add student details to the results form
-		AddStudentDetailsToResultForm();
-
-		// add question details to the results form
-		AddQuestionDetailsToResultForm();
-
-		// add server fields, if any, to results form
-		AddServerFieldsToResultForm();
-
-		// change "method" of form, because "get" only allows 512 byts of data
-		ResultForm = replaceLast('method="get"', 'method="post"', ResultForm);
-
-		// create results window and form
-		var w = openWindow('', '', 500, 400, 'RESIZABLE,SCROLLBARS,LOCATION', ResultForm);
-
-		// check window opened OK (user may have prevented popups)
-		if (w) {
-
-			// get shortcut to form object
-			var form = w.document.forms[0];
-
-			// update some important field values
-			form.Score.value = Score + '%';
-			form.realname.value = UserName;
-			form.Start_Time.value = getTime(Start_Time);
-			form.End_Time.value = getTime();
-
-			// force email subject and Exercise title
-			form.subject.value = document.title;
-			form. Exercise.value = document.title;
-
-			// update DB fields, if required
-			if (DB[0] && !isGuest()) set_db_fields(form);
-			if (DB[7]) form.action = DB[7];
-			if (DB[8]) form.recipient.value = DB[8];
-
-			// if this is a Netscape browser, check if the referer will be set OK
-			if (navigator.appName=='Netscape' && (location.protocol=='file:' || navigator.userAgent.indexOf('Netscape6')>=0)) {
-
-				// ns4 and ns7 set referer to 'file:// ...' when running a quiz offline
-				// ns6.2 (at least) always sets referer to 'about:blank' 
-
-				// Netscape's setting of referer can cause BFormMail
-				// to reject the form, so encode the form data as a URL
-
-				var url = form.action;
-				var obj = form.elements;
-				for (var i=0; i<obj.length; i++) {
-					var  v = escape(obj[i].value);
-					v = v.replace((new RegExp('\\+', 'g')), '%2B');
-					url += (i==0 ? '?' : '&') + obj[i].name + '=' + v;
-				}
-				w.location.href = url;
-
-			} else { // browser can POST form ok
-				form.submit();
-			}
-
-		} else { // unable to open popup window
-			alert(MSG[18]);
-		}
-
-	} // end if LMS
-}
-function isGuest() {
-	// check username is not a "guest" user
-	var flag = false;
-	var n = getCookie(self, 'UserName').toLowerCase();
-	if (n) {
-		// convert list of user names to array, if necessary
-		if(typeof(Login[5])=='string') {
-			Login[5] = Login[5].split(',');
-		}
-		for(var i=0; i<Login[5].length; i++) {
-			if (n==Login[5][i].toLowerCase()) {
-				flag = true;
-				break;
-			}
-		}
-	}
-	return flag;
-}
-function set_db_fields(form) {
-	// update list of DB fields, if required
-	if (DB[4]=='' && window.RegExp) {
-		// add administration fields
-		var db_fields = ''
-			+ 'subject,realname'
-			+ (Login[1] ? ',ID' : '')
-			+ (Login[2] ? ',email' : '')
-			+ (Login[3] ? ',password' : '')
-			+ ',Score,Start_Time,End_Time'
-		;
-		// add answer fields (except separators)
-		var r = new RegExp('^[^_]+_q\\d\\d_\\w+$');
-		for(var i=0; i<form.elements.length; i++) {
-			var n = form.elements[i].name;
-			if (r.test(n)) db_fields += ',' + n;
-		}
-		form.db_fields.value = db_fields;
-	}
-	// make sure delimiter is set (NS6+ requires this be set here, not any earlier)
-	form.db_delimiter.value = (DB[5] ? DB[5] : '\t');
-}
-function AddStudentDetailsToResultForm() {
-	var sDetails = '';
-	if (Login[0]) { // user name
-		// use 'realname' instead of a separate 'Name' field
-		// sDetails += hpHiddenField('Name', window.UserName);
-	}
-	if (Login[1]) { // user ID
-		sDetails += hpHiddenField('ID', window.UserID);
-	}
-	if (Login[2]) { // user email
-		sDetails += hpHiddenField('email', window.UserEmail);
-	}
-	if (sDetails && window.RegExp) {
-		// insert sDetails before '<input...Score...></input>'
-		var r = new RegExp('<input[^>]*Score[^>]*><\\/input>', 'i');
-		var m = r.exec(ResultForm);
-		if (m) {
-			ResultForm = ResultForm.replace(m[0], sDetails + m[0] + makeSeparator('Time_'));
-			sDetails = '';
-		}
-	}
-	if (Login[3]) { // quiz password
-		sDetails += hpHiddenField('Password', window.Password);
-		ResultForm = replaceLast('</form>', sDetails + '</form>', ResultForm);
-	}
-}
-function AddQuestionDetailsToResultForm() {
-	var qDetails = GetQuestionDetails();
-	if (qDetails) {
-		// insert qDetails before the final </form> tag in the ResultForm
-		ResultForm = replaceLast('</form>', qDetails + '</form>', ResultForm);
-	}
-}
-function AddDatabaseDetailsToResultForm() {
-	if (window.DB && DB[0] && !isGuest()) {
-		var dbDetails = '';
-
-		var folder = DB[1];
-		if (folder && folder.charAt(folder.length-1)!='/') folder += '/';
-
-		var file = DB[2];
-		if (file=='') {
-			file = location.href;
-			file= file.substring(file.lastIndexOf('/')+1);
-			var i = file.indexOf('?');
-			if (i >= 0) file = file.substring(0, i);
-			var i = file.lastIndexOf('.');
-			if (i >= 0) file = file.substring(0, i);
-		}
-
-		var ext = (DB[3] ? DB[3] : 'txt');
-		if (ext.charAt(0)!='.') ext = '.' + ext;
-
-		dbDetails += hpHiddenField('append_db', folder + file + ext);
-		dbDetails += hpHiddenField('db_fields', DB[4]);
-		dbDetails += hpHiddenField('db_delimiter', ''); // NS6+ requires this be set later
-		if (DB[6]) dbDetails += hpHiddenField('env_report', DB[6]);
-
-		// insert dbDetails before the final </form> tag in the ResultForm
-		ResultForm = replaceLast('</form>', dbDetails + '</form>', ResultForm);
-	}
-}
-function AddServerFieldsToResultForm() {
-	if (window.ServerFields) {
-		var s = ''; // input tags for s(erver fields)
-		for (var i=0; i<ServerFields.length; i++) {
-			if (ServerFields[i][0] && window.RegExp) {
-				// remove previous field value, if any
-				var r = new RegExp('<input[^>]*name\\s*=\\s*["\']\\s*' + ServerFields[i][0] + '[^>]*>(\\s*<\\/input>)?', 'i');
-				if (r.test(ResultForm)) {
-					ResultForm = ResultForm.replace(r, '');
-				}
-			}
-			if (ServerFields[i][1]) {
-				s += hpHiddenField(ServerFields[i][0], ServerFields[i][1]);
-			}
-		} // end for
-		if (s) ResultForm = replaceLast('</form>', s + '</form>', ResultForm);
-	}
-}
-function replaceLast(a, b, c) {
-	// replace last occurrence of 'a' in 'c' with 'b'
-	var l = a.length;
-	var i = c.lastIndexOf(a);
-	return (i<0 || l==0) ? c : (c.substring(0, i) + b + c.substring(i+l));
-}
-
-// *************************
-//  Extract question details
-// *************************
-
-function GetQuestionDetails() {
-	var hp = hpVersion();
-	var t = hpQuizType();
-	var v = hpQuizVersion();
-
-	return	(t==1) ? GetJbcQuestionDetails(hp, v) : 
-		(t==2) ? GetJClozeQuestionDetails(hp, v) : 
-		(t==3) ? GetJCrossQuestionDetails(hp, v) : 
-		(t==4) ? GetJMatchQuestionDetails(hp, v) : 
-		(t==5) ? GetJMixQuestionDetails(hp, v) : 
-		(t==6) ? GetJQuizQuestionDetails(hp, v) :
-		(t==7) ? GetRhubarbDetails(hp, v) :
-		(t==8) ? GetSequiturDetails(hp, v) : '';
-}
-function GetJbcQuestionDetails(hp, v) {
-	qDetails = '';
-
-	// check the quiz version
-	if (hp==5 || hp==6) {
-
-		// get question details 
-		for(var q=0; q<I.length; q++) {
-
-			// initialize strings to hold answer details
-			var aDetails = new Array();
-			aDetails[0] = new Array(); // right
-			aDetails[1] = new Array(); // wrong
-			aDetails[2] = new Array(); // ignored
-
-			// get answer details
-			for(var a=0; a<I[q][1].length; a++) {
-				var i = (Status[q][1][a]=='R') ? 0 : (Status[q][1][a]=='0') ? 2 : 1; 
-				aDetails[i][aDetails[i].length] = (JBC[6] ? a : I[q][1][a][0]);
-			}
-
-			// format 'Q' (a padded, two-digit version of 'q')
-			var Q = getQ('JBC', q);
-
-			// add separator, if required
-			if (JBC[0]) qDetails += makeSeparator(Q);
-
-			if (JBC[1]) { // number of attempts to answer question
-				qDetails += hpHiddenField(Q+'attempts', Status[q][2] + (Status[q][0]==1 ? 1 : 0));
-			}
-			if (JBC[2]) { // question text
-				qDetails += hpHiddenField(Q+'text', I[q][0]);
-			}
-			if (JBC[3] && (DB[0] || aDetails[0].length>0)) { // right
-				qDetails += hpHiddenField(Q+'right', aDetails[0]);
-			}
-			if (JBC[4] && (DB[0] || aDetails[1].length>0)) { // wrong
-				qDetails += hpHiddenField(Q+'wrong', aDetails[1]);
-			}
-			if (JBC[5] && (DB[0] || aDetails[2].length>0)) { // ignored
-				qDetails += hpHiddenField(Q+'ignored', aDetails[2]);
-			}
-			// calculate score for this question, if required (for HP version < 5.5)
-			if (isNaN(Status[q][3])) {
-				var a1 = Status[q][1].length; // answers
-				var a2 = Status[q][2]; // attempts
-				Status[q][3] =  (a1<1 || a1<(a2-1)) ? 0 : ((a1 - (a2-1)) / a1);
-			}
-			// add 'score' for this question
-			qDetails += hpHiddenField(Q+'score', Math.floor(Status[q][3]*100)+'%');
-		} // end for
-	}
-	return qDetails;
-}
-function GetJClozeQuestionDetails(hp, v) {
-	var qDetails = '';
-
-	// check the quiz version
-	if (hp==5 || hp==6) {
-
-		var r = hpRottmeier();
-		if (parseInt(r)==2) { // Rottmeier Find-It 3a+3b
-			qDetails += hpHiddenField('JCloze_penalties', window.TotWrongChoices);
-		}
-
-		// get details for each question
-		var q_max = (r==0) ? State.length :  GapList.length; // could use I.length for both
-		for (var q=0; q<q_max; q++) {
-
-			// format 'Q' (a padded, two-digit version of 'q')
-			var Q = getQ('JCloze', q);
-
-			// add separator, if required
-			if (JCloze[0]) qDetails += makeSeparator(Q);
-
-			// score (as %)
-			var x = (hp==5) ? State[q][3] : (r==0) ? State[q].ItemScore : GapList[q][1].Score;
-			qDetails += hpHiddenField(Q+'score', Math.floor(x*100)+'%');
-
-			var correct = (HP[_correct][q] ? HP[_correct][q] : '');
-			if (JCloze[1]) { // student's correct answer
-				qDetails += hpHiddenField(Q+'correct', correct);
-			}
-
-			if (JCloze[2]) { // ignored answers
-				var x = new Array();
-				if (r!=2.1) { // exclude Find-It 3a
-					for (var i=0, ii=0; i<I[q][1].length; i++) {
-						var s = I[q][1][i][0];
-						if (typeof(s)=='string' && s!='' && (s.toUpperCase() != correct.toUpperCase())) {
-							x[ii++] = s;
-						}
-					}
-				}
-				qDetails += hpHiddenField(Q+'ignored', x);
-			}
-			if (JCloze[3]) {
-				var x = (HP[_wrong][q] ? HP[_wrong][q] : '');
-				qDetails += hpHiddenField(Q+'wrong', x);
-			}
-			if (JCloze[4]) { // number of penalties (Hints + Checks)
-				var x = (hp==5) ? State[q][1] : (r==0) ? State[q].HintsAndChecks : (r==1) ?  GapList[q][1].NumOfTrials : (r==2.2) ?  GapList[q][1].HintsAndChecks : 0;
-				qDetails += hpHiddenField(Q+'penalties', x);
-			}
-			if (JCloze[5]) { // clue shown?
-				var x = (hp==5) ? State[q][0] : (r==0) ? State[q].ClueGiven: (r==1) ? GapList[q][1].ClueAskedFor : false;
-				qDetails += hpHiddenField(Q+'clue_shown', (x ? 'YES' : 'NO'));
-			}
-			if (JCloze[6]) { // clue text
-				qDetails += hpHiddenField(Q+'clue_text', I[q][2]);
-			}
-			if (JCloze[7]) { // number of hints
-				var x = (HP[_hints][q] ? HP[_hints][q] : 0);
-				qDetails += hpHiddenField(Q+'hints', x);
-			}
-			if (JCloze[8]) { // number of clues
-				var x = HP[_clues][q] ? HP[_clues][q] : 0;
-				qDetails += hpHiddenField(Q+'clues', x);
-			}
-			if (JCloze[9]) { // number of checks (including the final one for the correct answer)
-				var x = (HP[_checks][q] ? HP[_checks][q] : 0);
-				qDetails += hpHiddenField(Q+'checks', x);
-			}
-		} // end for
-	}
-	return qDetails;
-}
-function GetJCrossQuestionDetails(hp, v) {
-	var qDetails = '';
-
-	// check the quiz version
-	if (hp==5 || hp==6) {
-
-		// inialize letter count
-		var letters = 0;
-
-		// get details for each question
-		for (var row=0; row<L.length; row++) {
-			for (var col=0; col<L[row].length; col++) {
-
-				// increment letter count, if required
-				if (L[row][col]) letters++; 
-
-				// show answers and clues, if required
-				var q = (hp==5) ? C[row][col] : CL[row][col];
-				if (q) {
-
-					for (var i=0; i<2; i++) { // 0==across, 1==down
-
-						var AD = (i==0) ? 'A' : 'D';
-						var acrossdown = (i==0) ? 'across' : 'down';
-						
-						var clue = (hp==5) ? eval(AD+'['+q+']') : GetJCrossClue('Clue_'+AD+'_'+q);
-						if (clue) {
-
-							// format 'Q' (a padded, two-digit version of 'q')
-							var Q = getQ('JCross', q) + acrossdown + '_'; // e.g. JCross_01_across_
-		
-							if (JCross[0]) {
-								qDetails += makeSeparator(Q);
-							}
-							if (JCross[5]) {
-								var x = (HP[_correct][AD] && HP[_correct][AD][q]) ? HP[_correct][AD][q] : '';
-								qDetails += hpHiddenField(Q+'correct', x);
-							}
-							if (JCross[4]) qDetails += hpHiddenField(Q+'clue', clue);
-							if (JCross[5]) {
-								var x = (HP[_wrong][AD] && HP[_wrong][AD][q]) ? HP[_wrong][AD][q] : '';
-								qDetails += hpHiddenField(Q+'wrong', x);
-							}
-							if (JCross[6]) {
-								var x = HP[_clues][q] ? HP[_clues][q] : 0;
-								qDetails += hpHiddenField(Q+'clues', x);
-							}
-							if (JCross[7]) {
-								var x = (HP[_hints][AD] && HP[_hints][AD][q]) ? HP[_hints][AD][q] : 0;
-								qDetails += hpHiddenField(Q+'hints', x);
-							}
-							if (JCross[8]) {
-								var x = (HP[_checks][AD] && HP[_checks][AD][q]) ? HP[_checks][AD][q] : '';
-								qDetails += hpHiddenField(Q+'checks', x);
-							}
-						} // end for i
-					} // end if clue
-				} // end if q
-			} // end for col
-		} // end for row
-
-		if (JCross[2]) { // show number of letters
-			qDetails = hpHiddenField('JCross_letters', letters) + qDetails;
-		}
-		if (JCross[1]) { // show penalties
-			var x = (window.Penalties) ? Penalties : 0;
-			qDetails = hpHiddenField('JCross_penalties', x) + qDetails;
-		}
-
-	}
-	return qDetails;
-}
-function GetJCrossClue(id) {
-	var obj = (document.getElementById) ? document.getElementById(id) : null;
-	return (obj) ? GetTextFromNodeN(obj, 'Clue') : '';
-}
-function GetJCrossWord(a, r, c, goDown) {
-	// a is a 2-dimensional array of letters, r is a row number, c is a column number
-	var s = '';
-	while (r<a.length && c<a[r].length && a[r][c]) {
-		s += a[r][c];
-		if (goDown) {
-			r++;
-		} else {
-			c++;
-		}
-	}
-	return s;
-}
-
-function GetJMatchText(q, className) {
-	var obj = (document.getElementById) ? document.getElementById('Questions') : null;
-	return (obj) ? GetTextFromNodeN(obj, className, q) : '';
-}
-function GetJMatchRHS(v, q, getCorrect) {
-	var rhs = '';
-
-	if (v==5.1 || v==6.1) { // Drag-and-drop
-
-		var max_i = (window.F && window.D) ? F.length : 0;
-		for (var i=0; i<max_i; i++) {
-			if (D[i][getCorrect ? 1 : 2]==F[q][1]) break;
-		}
-		if (i<max_i) rhs = D[i][0];
-
-	} else if (v==5 || v==6) { // drop-down list of options
-
-		var obj=document.getElementById(Status[q][2]);
-		if (obj) { // not correct yet
-			if (getCorrect) {
-				var k = GetKeyFromSelect(obj);
-				var i_max = obj.options.length;
-				for (var i=0; i<i_max; i++) {
-					if (obj.options[i].value==k) break;
-				}
-				if (i>=i_max) i = 0; // shouldn't happen
-			} else {
-				// get current guess, if any
-				var i = obj.selectedIndex;
-			}
-			if (i) rhs = obj.options[i].innerHTML;
-		} else { // correct
-			rhs = GetJMatchText(q, 'RightItem');
-		}
-	}
-	return rhs;
-}
-function GetJMixQuestionDetails(hp, v) {
-	qDetails = '';
-
-	// check the quiz version
-	if (hp==5 || hp==6) {
-
-		var q = 0; // question number
-
-		// format 'Q' (a padded, two-digit version of 'q')
-		var Q = getQ('JMix', q);
-
-		// add separator, if required
-		if (JMix[0]) qDetails += makeSeparator(Q);
-
-		// add 'score' for this question
-		var score = HP[_correct]==null ? 0 : ((Segments.length-Penalties)/Segments.length);
-		qDetails += hpHiddenField(Q+'score', Math.floor(score*100)+'%');
-
-		if (JMix[1]) { // number of wrong guesses
-			qDetails += hpHiddenField(Q+'wrongGuesses', Penalties);
-		}
-		if (JMix[2]) { // right answer
-			var x = (HP[_correct][q]) ? HP[_correct][q] : '';
-			qDetails += hpHiddenField(Q+'correct', x);
-		}
-		if (JMix[3]) { // wrong answer(s)
-			var x = (HP[_wrong][q]) ? HP[_wrong][q] : '';
-			qDetails += hpHiddenField(Q+'wrong', x);
-		}
-		if (JMix[5]) { // checks
-			var x = (HP[_checks][q]) ? HP[_checks][q] : 0;
-			qDetails += hpHiddenField(Q+'checks', x);
-		}
-		if (JMix[6]) { // hints
-			var x = (HP[_hints][q]) ? HP[_hints][q] : 0;
-			qDetails += hpHiddenField(Q+'hints', x);
-		}
-	}
-	return qDetails;
-}
-function GetJMixSequence(indexes) {
-	var s = new Array();
-	for (var i=0; i<indexes.length; i++) {
-		s[i] = JMix[4] ? indexes[i] : GetJMixSegmentText(indexes[i]);
-	}
-	return s;
-}
-function GetJMixSegmentText(index){
-	var i_max = Segments.length;
-	for (var i=0; i<i_max; i++) {
-		if (Segments[i][1] == index) break;
-	}
-	return (i<i_max) ? Segments[i][0] : '';
-}
-function GetJQuizQuestionDetails(hp, v) {
-	var qDetails = '';
-
-	// HP5.5 uses "Status" for v5 and v6 JMatch quizzes (HP6 uses "State")
-	// var hp =  (window.Status) ? 5 : (window.State) ? 6 : 0;
-
-	// check the quiz version
-	if (hp==5 || hp==6) {
-
-		// get details for each question
-		var max_q = (hp==5) ? Status.length : State.length;
-		for (var q=0; q<max_q; q++) {
-
-			// skip this question if it was not used (HP6 v6 only)
-			if (hp==6 && !State[q]) continue;
-
-			// format 'Q' (a padded, two-digit version of 'q')
-			var Q = getQ('JQuiz', q);
-
-			// add separator
-			if (JQuiz[0]) qDetails += makeSeparator(Q);
-
-			if (hp==6 && JQuiz[11]) { // question type
-				var x = parseInt(I[q][2]);
-				x = (x==0) ? 'multiple-choice' : (x==1) ? 'short-answer' : (x==2) ? 'hybrid' : (x==3) ? 'multi-select' : 'n/a';
-				qDetails += hpHiddenField(Q+'type', x);
-			}
-
-			// score (as %)
-			var x = (hp==5) ? Status[q][4]*10 : I[q][0]*State[q][0];
-			if (x<0) x = 0;
-			qDetails += hpHiddenField(Q+'score', Math.floor(x)+'%');
-
-			if (hp==6 && JQuiz[10]) { // weighting
-				qDetails += hpHiddenField(Q+'weighting', I[q][0]);
-			}
-			if (JQuiz[1]) { // question text
-				var x = (hp==5) ? I[q][0] : (document.getElementById) ? GetTextFromNodeN(document.getElementById('Q_'+q), 'QuestionText') : '';
-				qDetails += hpHiddenField(Q+'question', x);
-			}
-			if (JQuiz[2]) { // student's correct answers
-				var x = (HP[_correct][q]) ? HP[_correct][q] : '';
-				qDetails += hpHiddenField(Q+'correct', x);
-			}
-			if (JQuiz[3]) { // ignored and wrong answers
-				var x = (hp==5) ? new Array() : GetJQuizAnswerDetails(q, 1);
-				if (hp==5) {
-					for (var i=0; i<I[q][1].length; i++) {
-						var correct = HP[_correct][q] ? HP[_correct][q] : '';
-						if (I[q][1][i][0] && I[q][1][i][0].toUpperCase()!=correct.toUpperCase()) {
-							x[x.length] = I[q][1][i][0];
-						}
-					}
-				}
-				if (DB[0] || x) qDetails += hpHiddenField(Q+'other', x);
-			}
-			if (hp==6 && JQuiz[7]) { // all selected answers
-				var x = GetJQuizAnswerDetails(q, 0);
-				qDetails += hpHiddenField(Q+'selected', x);
-			}
-			if (JQuiz[8]) { // wrong answers
-				var x = (HP[_wrong][q]) ? HP[_wrong][q] : '';
-				qDetails += hpHiddenField(Q+'wrong', x);
-			}
-			if (hp==6 && JQuiz[9]) { // ignored answers
-				var x = GetJQuizAnswerDetails(q, 4);
-				qDetails += hpHiddenField(Q+'ignored', x);
-			}
-			if (JQuiz[4]) { // number of hints
-				var x = (HP[_hints][q]) ? HP[_hints][q] : 0;
-				qDetails += hpHiddenField(Q+'hints', x);
-			}
-			if (JQuiz[5] || JQuiz[12]) { // number of checks
-				if (JQuiz[12]) { // strictly checks only
-					var x = (HP[_checks][q]) ? HP[_checks][q] : 0;
-				} else { // checks (+ hints in HP6)
-					var x = (hp==5) ? Status[q][1] : (State[q][2]-1);
-				}
-				qDetails += hpHiddenField(Q+'checks', x);
-			}
-			if (JQuiz[13]) { // ShowAnswer button
-				var x = (HP[_clues][q]) ? HP[_clues][q] : 0;
-				qDetails += hpHiddenField(Q+'clues', x);
-			}
-		} // end for
-	} // end if
-
-	return qDetails;
-}
-function GetTextFromNodeN(obj, className, n) {
-	// returns the text under the nth node of obj with the target class name
-	var txt = '';
-	if (obj && className) {
-		if (typeof(n)=='undefined') {
-			n = 0;
-		}
-		var nodes = GetNodesByClassName(obj, className);
-		if (n<nodes.length) {
-			txt += GetTextFromNode(nodes[n]);
-		}
-	}
-	return txt;
-}
-function GetNodesByClassName(obj, className) {
-	// returns an array of nodes with the target classname
-	var nodes = new Array();
-	if (obj) {
-		if (className && obj.className==className) {
-			nodes.push(obj);
-		} else if (obj.childNodes) {
-			for (var i=0; i<obj.childNodes.length; i++) {
-				nodes = nodes.concat(GetNodesByClassName(obj.childNodes[i], className));
-			}
-		}
-	}
-	return nodes;
-}
-function GetTextFromNode(obj) {
-	// return text in (and under) a single DOM node
-	var txt = '';
-	if (obj) {
-		if (obj.nodeType==3) {
-			txt = obj.nodeValue + ' ';
-		}
-		if (obj.childNodes) {
-			for (var i=0; i<obj.childNodes.length; i++) {
-				txt += GetTextFromNode(obj.childNodes[i]);
-			}
-		}
-	}
-	return txt;
-}
-function GetJQuizAnswerDetails(q, flag) {
-	// flag : the type of information required about the student's answers
-	//	0 : all student's answers
-	//	1 : student's wrong and ignored answers
-	//	2 : student's correct answers
-	//	3 : student's wrong answers
-	//	4 : ignored answers
-
-	var x = State[q][5]; //Sequence of answers chosen by number
-
-	if (I[q][2]=='3') { // multi-select
-
-		if (flag==4) {
-			var x = new Array();
-		} else {
-			// get required part of 'x' and convert to array
-			var i = x.lastIndexOf('|');
-			var x = x.substring((flag==2 ? (i+1) : 1), ((flag==0 || flag==2) ? x.length : i)).split('|');
-		}
-		for (var i=0; i<x.length; i++) {
-			var a = new Array();
-			for (var ii=0; ii<x[i].length; ii++) {
-				if (x[i].charAt(ii)=='Y') {
-					var s = JQuiz[6] ? String.fromCharCode(97+ii) : I[q][3][ii][0];
-					if (s && s.replace && window.RegExp) {
-						s = s.replace(new RegExp('\\+', 'g'), '&#43;');
-					}
-					a.push(s);
-				}
-			}
-			x[i] = a.join('+');
-		}
-
-	} else if (x) { // multiple-choice, short-answer and hybrid 
-
-		// remove trailing comma and convert to array
-		x = x.substring(0, x.length-1).split(',');
-
-		if (flag) {
-			var a = new Array();
-			if (flag==1 || flag==2 || flag==3) {
-				for (var i=0; i<x.length; i++) {
-					var ii = I[q][3][(x[i].charCodeAt(0)-65)][2];
-					if(((flag==1 || flag==2) && ii==1) || (flag==3 && ii==0)) a.push(x[i]);
-				}
-			}
-			if (flag==1) {
-				x = a;
-				a = new Array();
-			}
-			if (flag==1 || flag==4) {
-				for (var i=0; i<I[q][3].length; i++) {
-					var s = String.fromCharCode(65+i);
-					for (var ii=0; ii<x.length; ii++) {
-						if (x[ii]==s) break;
-					}
-					if (ii==x.length) a.push(s);
-				}
-			}
-			x = a;
-		}
-
-		// convert answer indexes to values, if required
-		if (JQuiz[6]==false) {
-			for (var i=0; i<x.length; i++) {
-				var ii = x[i].charCodeAt(0) - 65;
-				x[i] = I[q][3][ii][0];
-			}
-		}
-	} else {
-		x = new Array();
-	}
-	return x;
-}
-function GetRhubarbDetails(v) {
-	qDetails = '';
-	if (v==6) {
-		var q = 0;
-		var Q = getQ('Rhubarb', q);
-		if (document.title) { // use quiz title as question name
-			qDetails += hpHiddenField(Q+'name', document.title);
-		}
-		if (Rhubarb[0]) { // correct words
-			var x = (HP[_correct][q]) ? HP[_correct][q] : '';
-			var s = '';
-			for (var i=0,ii=0; i<x.length; i++) {
-				if (x[i]) {
-					if (ii) s += ' ';
-					s += x[i];
-					ii++;
-				}
-			}
-			qDetails += hpHiddenField(Q+'correct', x); // x.length
-		}
-		if (Rhubarb[1]) { // wrong words
-			var x = (HP[_wrong][q]) ? HP[_wrong][q] : '';
-			qDetails += hpHiddenField(Q+'wrong', x);
-		}
-	}
-	return qDetails;
-}
-function GetSequiturDetails(v) {
-	qDetails = '';
-	// there is no information available ... at the moment
-	return qDetails;
-}
-
-// *********************
-//	click event handlers
-// *********************
-
-function hpClick(x, args) {
-	// x is the button type
-	// args is either empty, a single argument, or an array of arguments
-	var btn = (x==1) ? 'Hint' : (x==2) ? 'Clue' : (x==3) ? 'Check' : (x==4)  ? 'Enter' : '';
-	if (btn) {
-
-		// convert args to array, if necessary
-		var t = typeof(args);
-		if (t=='object') {
-			// do nothing (args is already an array)
-		} else if (t=='undefined') {
-			args = new Array();
-		} else {
-			args = new Array(''+args);
-		}
-
-		// call handler for this kind of button
-		var x = eval('hpClick'+btn+'('+hpVersion()+','+hpQuizType()+','+hpQuizVersion()+',args);');
-	}
-}
-
-function hpClickHint(hp, t, v, args) {
-	if (t==2 || t==5 || t==6) { // JCloze, JMix or JQuiz
-		var q = args[0]; // clue/question number
-		if (!HP[_hints][q]) HP[_hints][q] = 0;
-		HP[_hints][q]++;
-	}
-	if (t==3) { // JCross
-		if (v==6 || v==5) {
-			var q = args[0]; // clue/question number
-			var AD = args[1]; // direction ('A' or 'D')
-			if (!HP[_hints][AD]) HP[_hints][AD] = new Array();
-			if (!HP[_hints][AD][q]) HP[_hints][AD][q] = 0;
-			HP[_hints][AD][q]++;
-		}
-	}
-	return true;
-}
-function hpClickClue(hp, t, v, args) {
-	if (t==2 || t==3 || t==6) { // JCloze or JCross, or JQuiz (ShowAnswer button)
-		var q = args[0]; // clue/question number
-		if (!HP[_clues][q]) HP[_clues][q] = 0;
-		HP[_clues][q]++;
-	}
-	return true;
-}
-function hpClickCheck(hp, t, v, args) {
-	if (t==2) { // JCloze
-		if (v==5 || v==6) {
-
-			var r = hpRottmeier();
-			if (r==2.1) { // Find-It 3a
-				var q = args[0]; // question number
-				HP[_correct][q] = I[q][1][0][0];
-				HP[_checks][q] = 1;
-			} else {
-
-				var already_correct = 'true';
-				if (r==0) {
-					already_correct = (hp==5) ? 'State[i][4]==1' : 'State[i].AnsweredCorrectly==true';
-				} else if (r==2.2) { // Find-It 3b
-					already_correct = 'GapList[i][1].GapSolved==true';
-				}
-
-				var i_max = I.length;
-				for (var i=0; i<i_max; i++) {
-	
-					if (eval(already_correct)) continue;
-	
-					var g = GetGapValue(i);
-					if (g) {
-
-						if (!HP[_checks][i]) HP[_checks][i] = 0;
-						HP[_checks][i]++;
-
-						if (!HP[_guesses][i]) HP[_guesses][i] = new Array();
-						var ii = HP[_guesses][i].length;
-
-						// is this a new guess at this gap?
-						if (ii==0 || g!=HP[_guesses][i][ii-1]) { 
-							HP[_guesses][i][ii] = g;
-	
-							var G = g.toUpperCase();
-		
-							var ii_max = I[i][1].length;
-							for (var ii=0; ii<ii_max; ii++) {
-								if (window.CaseSensitive) {
-									if (g==I[i][1][ii][0]) break;
-								} else {
-									if (G==I[i][1][ii][0].toUpperCase()) break;
-								}
-							}
-		
-							if (ii==ii_max) { // wrong
-								if (!HP[_wrong][i]) HP[_wrong][i] = new Array();
-								var ii_max = HP[_wrong][i].length;
-								for (var ii=0; ii<ii_max; ii++) {
-									if (HP[_wrong][i][ii]==g) break;
-								}
-								if (ii==ii_max) {
-									HP[_wrong][i][ii] = g;
-								}
-							} else { // correct
-								HP[_correct][i] = g;
-							}
-						}
-					}
-				}
-			}
-		}
-	}
-
-	if (t==3) { // JCross
-		if (v==5 || v==6) {
-			var q = args[0]; // clue/question number
-			for (var row=0; row<L.length; row++) {
-				for (var col=0; col<L[row].length; col++) {
-					var q = (v==5) ? C[row][col] : CL[row][col];
-					if (q) {
-						hpClickCheckJCrossV5V6(hp, v, 'A', q, row, col);
-						hpClickCheckJCrossV5V6(hp, v, 'D', q, row, col);
-					}
-				}
-			}
-		}
-	}
-	if (t==4) { // JMatch
-		var a = new Array();
-		var extra = ''; // extra js code to eval(uate)
-		var guess = ''; // js code to eval(uate) guess
-		var correct = ''; // js code to eval(uate) correct answer
-
-		if (window.D && window.F) {
-			// drag-and-drop, i.e. v5+ and v6+ (HP5 and HP6)
-			a = F;
-			guess = 'GetJMatchRHS(v,i)';
-			correct = 'GetJMatchRHS(v,i,true)';
-
-		} else  if (window.GetKeyFromSelect) {
-			// HP6 v6
-			a = Status;
-			guess = 'GetJMatchRHS(v,i)';
-			correct = 'GetJMatchRHS(v,i,true)';
-
-		} else if (window.GetAnswer) {
-			// HP5 v6,v5
-			a = I;
-			guess = "(I[i][2]==0||I[i][0]=='')?'':GetAnswer(i)";
-			correct = 'I[i][3])';
-
-		} else if (window.Draggables) {
-			// HP5 v4
-			a = Draggables;
-			s = "Draggables[i].correct=='1'";
-
-		} else if (window.CorrectAnswers) {
-			// HP5 v3
-			a = CorrectAnswers;
-			guess = 'document.QuizForm.elements[i*2].selectedIndex';
-			correct = 'CorrectAnswers[i]';
-		}
-
-		for (var i=0; i<a.length; i++) {
-
-			// check this match has not already been finished
-			if (!HP[_correct][i]) {
-
-				// do extra setup, if necessary
-				if (extra) eval(extra);
-
-				// get the guess, if any
-				var g = ''+eval(guess);
-				if (g) {
-
-					// is the guess correct?
-					if (g==eval(correct)) {
-						HP[_correct][i] = g;
-
-					} else { // wrong answer
-
-						// initialize wrong guess array if necessary
-						if (!HP[_wrong][i]) HP[_wrong][i] = new Array();
-
-						// check to see if the guess is already in the guess array
-						var i_max = HP[_wrong][i].length;
-						for (var ii=0; ii<i_max; ii++) {
-							if (HP[_wrong][i][ii]==g) break;
-						}
-
-						// add the guess if it was not found
-						if (ii==i_max) {
-							HP[_wrong][i][ii]=g;
-						} else {
-							g = null; // this is not a new answer
-						}
-					}
-
-					// increment checks for this question, if necessary
-					if (g) {
-						if (!HP[_checks][i]) HP[_checks][i] = 0;
-						HP[_checks][i]++;
-					}
-				}
-			}
-		}
-	} // end if JMatch
-
-	if (t==5) { // JMix
-
-		// get question number (always 0)
-		var q = args[0];
-
-		// check question has not already been answered correctly
-		if (!HP[_correct][q]) {
-
-			// match current guess against possible correct answers
-			var a_max = Answers.length;
-			for (var a=0; a<a_max; a++) {
-				var i_max = Answers[a].length;
-				for (var i=0; i<i_max; i++) {
-					if (Answers[a][i] != GuessSequence[i]) break;
-				}
-				if (i==i_max) break; // correct answer was found
-			}
-			// at this point, (a==a_max) means guess is wrong
-
-			// get array of segment texts in this g(uess)
-			var g = GetJMixSequence(GuessSequence);
-
-			// convert g(uess) array and to a s(tring)
-			var s = '';
-			var i_max = g.length;
-			for (var i=0; i<i_max; i++) {
-				g[i] = trim(g[i]);
-				if (g[i]!='') {
-					s += (s=='' ? '' : '+') +  g[i];
-				}
-			}
-			if (s) {
-				if (a==a_max) { // wrong
-					if (!HP[_wrong][q]) HP[_wrong][q] = new Array();
-					var i = HP[_wrong][q].length;
-					HP[_wrong][q][i] = s;
-				} else { // correct
-					HP[_correct][q] = s;
-				}
-
-				// increment checks for this question
-				if (!HP[_checks][q]) HP[_checks][q] = 0;
-				HP[_checks][q]++;
-			}
-		}
-	}
-
-	if (t==6) { // JQuiz
-
-		if (hp==5 || hp==6) {
-			var q = args[0]; // clue/question number
-
-			if (hp==5) {
-				if (v==5) {
-					var g = TrimString(eval('BottomFrame.document.QForm' + q + '.Guess').value);
-				} else if (v==6) {
-					var g = TrimString(eval('document.QForm.Guess').value);
-				}
-			} else  { // HP 6
-				var g = args[1];
-			}
-
-			// increment check count
-			if (!HP[_checks][q]) HP[_checks][q] = 0;
-			HP[_checks][q]++;
-
-			if (g) {
-				var G = g.toUpperCase(); // used for shortanswer only
-				var correct_answer = ''; // used for multiselect only
-
-				// set index of answer array in I (the question array)
-				var ans = (hp==5) ? 1 : 3;
-
-				var i_max = I[q][ans].length;
-				for (var i=0; i<i_max; i++) {
-
-					// is this a (possible) correct answer?
-					if (hp==5 || (hp==6 && I[q][ans][i][2])) {
-
-						if (hp==6 && I[q][2]==3) { // multiselect
-							correct_answer += (correct_answer  ? '&#43;' : '') + I[q][ans][i][0];
-
-						} else { // multichoice, shortanswer
-
-							if (window.CaseSensitive) {
-								if (g==I[q][ans][i][0]) break;
-							} else {
-								if (G==I[q][ans][i][0].toUpperCase()) break;
-							}
-						}
-					}
-				}
-				if (i==i_max && g!=correct_answer) { // wrong
-					if (!HP[_wrong][q]) HP[_wrong][q] = new Array();
-					var i_max = HP[_wrong][q].length;
-					for (var i=0; i<i_max; i++) {
-						if (HP[_wrong][q][i]==g) break;
-					}
-					if (i==i_max) HP[_wrong][q][i] = g;
-				} else {
-					HP[_correct][q] = g;
-				}
-			}
-		}
-	}
-	if (t==7) { // Rhubarb
-		if (hp==6) {
-			var q = 0; // question number (always zero)
-			var g = args[0]; // InputWord from CheckGuess()
-			if (g) {
-				var G = g.toUpperCase();
-				var i_max = Words.length;
-				for (var i=0; i<i_max; i++) {
-					if (G==Words[i].toUpperCase()) break;
-				}
-				if (i<i_max) { // correct
-					if (!HP[_correct][q]) HP[_correct][q] = new Array();
-					HP[_correct][q][i] = g;
-				} else { // wrong
-					if (!HP[_wrong][q]) HP[_wrong][q] = new Array();
-					var i_max = HP[_wrong][q].length;
-					for (var i=0; i<i_max; i++) {
-						if (G==HP[_wrong][q][i].toUpperCase()) break;
-					}
-					if (i==i_max) HP[_wrong][q][i] = g;
-				}
-			}
-		}
-	}
-	return true;
-}
-function hpClickCheckJCrossV5V6(hp, v, AD, q, row, col) {
-	// v is the version of Hot Potatoes
-	// AD is the direction ('A' or 'D')
-
-	// make sure HP[_checks] and HP[_correct] are initialized
-	if (!HP[_checks][AD]) HP[_checks][AD] = new Array();
-	if (!HP[_correct][AD]) HP[_correct][AD] = new Array();
-
-	// get clue, if any
-	var clue = (hp==5) ? eval('window.'+AD) : GetJCrossClue('Clue_'+AD+'_' + q);
-
-	// is this a question that has not been answered correctly yet?
-	if (clue && !HP[_correct][AD][q]) {
-
-		var check = false;
-		var guess = GetJCrossWord(G, row, col, (AD=='D'));
-		var correct = GetJCrossWord(L, row, col, (AD=='D'));
-
-		if (guess==correct) {
-			HP[_correct][AD][q] = correct;
-			check = true;
-
-		} else if (guess) {
-
-			// make sure HP[_wrong] is initialized
-			if (!HP[_wrong][AD]) HP[_wrong][AD] = new Array();
-			if (!HP[_wrong][AD][q]) HP[_wrong][AD][q] = new Array();
-
-			// check this guess has not been entered before
-			var i_max = HP[_wrong][AD][q].length;
-			for (var i=0; i<i_max; i++) {
-				if (HP[_wrong][AD][q]==guess) break;
-			}
-			// add the guess if it has not been entered before
-			if (i>=i_max) {
-				HP[_wrong][AD][q][i] = guess;
-				check = true;
-			}
-		}
-
-		// update HP[_checks], if necessary
-		if (check) {
-			if (!HP[_checks][AD]) HP[_checks][AD] = new Array();
-			if (!HP[_checks][AD][q]) HP[_checks][AD][q] = 0;
-			HP[_checks][AD][q]++;
-		}
-	}
-}
-function hpClickEnter(hp, t, v, args) {
-	if (t==3) { // JCross
-		var q = args[0]; // clue/question number
-		if (!HP[_enter][q]) HP[_enter][q] = 0;
-		HP[_enter][q]++;
-	}
-	return true;
-}
-function GetJMatchQuestionDetails(hp, v) {
-	var qDetails = '';
-
-	// HP5.5 uses "I" for v5 and v6 JMatch quizzes
-	// var hp5 = (window.I) ? true : false;
-
-	// check the quiz version
-	if (hp==5 || hp==6) {
-
-		if (JMatch[1] && v==6.1) { // attempts
-			qDetails += hpHiddenField('JMatch_attempts', Penalties+1);
-		}
-
-		// get number of questions
-		var max_q = (hp==5 || v==6) ? Status.length : F.length;
-
-		// get details for each question
-		for (var q=0; q<max_q; q++) {
-
-			// format 'Q' (a padded, two-digit version of 'q')
-			var Q = getQ('JMatch', q);
-
-			// add separator, if required
-			if (JMatch[0] && (JMatch[1] || JMatch[2] || JMatch[3])) {
-				qDetails += makeSeparator(Q);
-			}
-			if (JMatch[1] && (hp==5 || v==6)) { // attempts
-				qDetails += hpHiddenField(Q+'attempts', Status[q][1]);
-			}
-			if (JMatch[2]) { // LHS text
-				var x = (v==5) ? I[q][0] : (v==6) ? GetJMatchText(q, 'LeftItem') : F[q][0];
-				qDetails += hpHiddenField(Q+'lhs', x);
-			}
-			if (JMatch[3]) { // RHS text (correct answer)
-				//var x = (v==5) ? I[q][1] : (v==6) ? GetJMatchText(q, 'RightItem') : GetJMatchRHS(v, q);
-				//qDetails += hpHiddenField(Q+'rhs', x);
-				var x = HP[_correct][q] ? HP[_correct][q] : '';
-				qDetails += hpHiddenField(Q+'correct', x);
-			}
-			if (JMatch[4]) { // wrong answers
-				var x = HP[_wrong][q] ? HP[_wrong][q] : '';
-				qDetails += hpHiddenField(Q+'wrong', x);
-			}
-			if (JMatch[5]) { // checks
-				var x = HP[_checks][q] ? HP[_checks][q] : 0;
-				qDetails += hpHiddenField(Q+'checks', x);
-			}
-		} // end for
-	}
-	return qDetails;
-}
-
-// *********************
-//   library functions
-// *********************
-
-function pad(i, l) {
-	var s = (i+'');
-	while (s.length<l) s = '0' + s;
-	return s;
-}
-function getQ(section, q) {
-	// Q is a padded, two-digit version of the question number, 'q', prefixed by 'section'
-	return section + '_q' + (q<9 ? '0' : '') + (q+1) + '_';
-}
-function makeSeparator(Q) {
-	return 	is_LMS() ? '' : hpHiddenField(Q.substring(0, Q.length-1), '---------------------------------');
-}
-function hpHiddenField(name, value, comma, forceHTML) {
-	var field = '';
-	var t = typeof(value);
-	if (t=='string') {
-		value = encode_entities(value);
-	} else if (t=='object') { // array
-		var values = value;
-		var i_max = values.length;
-		value = '';
-		if (comma==null) comma = ','; 
-		for (var i=0; i<i_max; i++) {
-			values[i] = trim(values[i]);
-			if (values[i]!='') {
-				value += (i==0 ? '' : comma) +  encode_entities(values[i]);
-			}
-		}
-	}
-	if (is_LMS() && !forceHTML) {
-		if (value && value.indexOf && value.indexOf('<')>=0 && value.indexOf('>')>=0) {
-			value = '<![CDATA[' + value + ']]>';
-		}
-		field = '<field><fieldname>' + name + '</fieldname><fielddata>' + value + '</fielddata></field>';
-	} else {
-		field = '<input type=hidden name="' + name + '" value="' + value + '">';
-	}
-	return field;
-}
-function trim(s) {
-	if (s==null) s = '';
-	var i = 0;
-	var ii = s.length;
-	while (i<ii && s.charAt(i)==' ') {
-		i++;
-	}
-	while (ii>i && s.charAt(ii-1)==' ') {
-		ii--;
-	}
-	return s.substring(i, ii);
-}
-function encode_entities(s_in) {
-	var i_max = (s_in) ? s_in.length : 0;
-	var s_out = '';
-	for (var i=0; i<i_max; i++) {
-		var c = s_in.charCodeAt(i);
-		// 34 : double quote .......["] &amp;
-		// 38 : single quote .......['] &apos;
-		// 43 : plus sign ..........[+]
-		// 44 : comma ..............[,]
-		// 60 : left angle bracket .[<] &lt;
-		// 62 : right angle bracket [>] &gt;
-		// >=128 multibyte character
-		s_out += (c==43 || c==44 || c>=128) ? ('&#x' + pad(c.toString(16), 4) + ';') : s_in.charAt(i);
-	}
-	return s_out;
-}
-
-// *********************
-//	initialization
-//	  functions
-// *********************
-
-function getTime(obj) {
-	obj = obj ? obj : new Date();
-
-	// get year, month and day
-	//	for an LMS : yyyy-mm-dd
-	//	for email  : DayName MonthName dd yyyy
-	var s = is_LMS() ? 
-		obj.getFullYear() + '-' + pad(obj.getMonth()+1, 2) + '-' + pad(obj.getDate(), 2) : 
-		MSG[16][obj.getDay()] + ' ' + MSG[17][obj.getMonth()] + ' ' + pad(obj.getDate(), 2) + ' ' + obj.getFullYear()
-	;
-
-	// get hours, minutes and seconds (hh:mm:ss)
-	s += ' ' + pad(obj.getHours(), 2) + ':' + pad(obj.getMinutes(), 2) + ':' + pad(obj.getSeconds(), 2);
-
-	// get time difference
-	//	for an LMS : +xxxx
-	//	for email  : GMT+xxxx
-	var x = obj.getTimezoneOffset(); // e.g. -540
-	if (!isNaN(x)) {
-		s += ' ' + (is_LMS() ? '' : 'GMT') + (x<0 ? '+' : '-');
-		x = Math.abs(x);
-		s += pad(parseInt(x/60), 2) + pad(x - (parseInt(x/60)*60), 2);
-	}
-
-	return s;
-}
-
-function getFunc(fn) {
-	if (typeof(fn)=='string') {
-		fn = eval('window.' + fn);
-	}
-	return (typeof(fn)=='function') ? fn : null;
-}
-function getFuncCode(fn, extraCode, anchorCode, beforeAnchor) {
-	var s = '';
-	var obj = getFunc(fn);
-	if (obj) {
-		s = obj.toString();
-		var i1 = s.indexOf('{')+1;
-		var i2 = s.lastIndexOf('}');
-		if (i1>0 && i1<i2) {
-			s = s.substring(i1, i2);
-		}
-	}
-	if (extraCode) {
-		if (anchorCode) {
-			if (beforeAnchor) {
-				s = replaceLast(anchorCode, extraCode + anchorCode, s);
-			} else {
-				s = replaceLast(anchorCode, anchorCode + extraCode, s);
-			}
-		} else {
-			if (beforeAnchor) {
-				s = extraCode + s;
-			} else {
-				s = s + extraCode;
-			}
-		}
-	}
-	return s;
-}
-function getArgsStr(args) {
-	// make s(tring) version of function args array
-	var s = '';
-	var i_max = args.length;
-	for (var i=0; i<i_max; i++) {
-		s += '"' + args[i] + '",';
-	}
-	return s;
-}
-function getFuncArgs(fn, flag) {
-	// flag==0 : return args as string
-	// flag==1 ; return args as array
-
-	var i = 0;
-	var a = new Array();
-
-	var obj = getFunc(fn);
-	if (obj) {
-
-		var s = obj.toString();
-		var i1 = s.indexOf('(') + 1;
-		var i2 = s.indexOf(')', i1);
-
-		// add args to a(rray)
-		while (i1>0 && i1<i2) {
-			var i3 = s.indexOf(',', i1); // next comma
-			if (i3<0 || i3>i2) i3 = i2;
-			a[i++] = trim(s.substring(i1, i3));
-			i1 = i3+1;
-		}
-	}
-
-	return flag ? a : getArgsStr(a);
-}
-function getPrompt(fn) {
-	// the LoginPrompt is the text string in the first prompt(...) statement
-	//	v5 : in the StartUp function
-	//	v6 : in the GetUserName function
-	// Note: netscape uses double-quote as delimiter, others use single quote
-	var s = getFuncCode(fn);
-	var i1 = s.indexOf('prompt') + 8;
-	var i2 = s.indexOf(s.charAt(i1-1), i1); 
-
-	var p = (i1>=8 && i2>i1) ? s.substring(i1, i2) : '';
-
-	// make sure browser has decoded the unicode prompt properly
-	// this check is mainly for ns4, but there may be others
-	if (window.RegExp) {
-		var r = new RegExp('u([0-9A-F]{4})');
-		var m = r.exec(p);
-		while (m) {
-			p = p.replace(m[0], '&#' + parseInt(m[1], 16) + ';');
-			m = r.exec(p);
-		}
-	}
-	return p;
-}
-function getStartUpCode(fn) {
-	// the main initialization code comes from the StartUp function
-	//	v5 : the code before "UserName", if any, 
-	//	     and the code after the 2nd subsequent '}'
-	//	v6 : the code before and after 'GetUserName();' 
-	//	     i.e. all the code except the call to 'GetUserName();'
-	var s = getFuncCode(fn);
-	var i1 = s.indexOf('GetUserName();');
-	if (i1>=0) { // v6 
-		var i2 = i1 + 14;
-	} else { // v5
-		var i1 = s.indexOf('UserName');
-		var i2 = s.indexOf('}', s.indexOf('}', i1+8)+1)+1;
-	}
-	return (0<i1 && i1<i2) ? s.substring(0, i1) + s.substring(i2) : '';
-}
-function is_LMS() {
-	if (!window.hpCheckedForm) {
-		window.hpCheckedForm = true;
-		window.hpFoundForm = hpFindForm('store') ? true : false;
-	}
-	return hpFoundForm;
-}
-
-function hpFeedback() {
-	if (FEEDBACK[0]) {
-		var url = '';
-		var html = '';
-
-		if (FEEDBACK[1] && FEEDBACK[2]) { // formmail
-			html += '<html><body>'
-				+ '<form action="' + FEEDBACK[0] + '" method="POST">'
-				+ '<table border="0">'
-				+ '<tr><th valign="top" align="right">' + FEEDBACK[7] + ':</th><td>' + document.title + '</td></tr>'
-				+ '<tr><th valign="top" align="right">' + FEEDBACK[8] + ': </th><td>'
-			;
-			if (typeof(FEEDBACK[1])=='string') {
-				html += FEEDBACK[1] + hpHiddenField('recipient', FEEDBACK[1], ',', true);
-
-			} else if (typeof(FEEDBACK[1])=='object') {
-
-				var i_max = FEEDBACK[1].length;
-				if (i_max==1) { // one teacher
-					html += FEEDBACK[1][0][0] + hpHiddenField('recipient', FEEDBACK[1][0][0]+' &lt;'+FEEDBACK[1][0][1]+'&gt;', ',', true);
-
-				} else if (i_max>1) { // several teachers
-					html += '<select name="recipient">';
-					for (var i=0; i<i_max; i++) {
-						html += '<option value="'+FEEDBACK[1][i][1]+'">' + FEEDBACK[1][i][0] + '</option>';
-					}
-					html += '</select>';
-				}
-			}
-			html += '</td></tr>'
-				+	'<tr><th valign="top" align="right">' + FEEDBACK[9] + ':</th>'
-				+	'<td><TEXTAREA name="message" rows="10" cols="40"></TEXTAREA></td></tr>'
-				+	'<tr><td>&nbsp;</td><td><input type="submit" value="' + FEEDBACK[6] + '">'
-				+ 	hpHiddenField('realname', FEEDBACK[2], ',', true)
-				+ 	hpHiddenField('email', FEEDBACK[3], ',', true)
-				+ 	hpHiddenField('subject', document.title, ',', true)
-				+ 	hpHiddenField('title', document.title, ',', true)
-				+ 	hpHiddenField('return_link_title', FEEDBACK[10], ',', true)
-				+ 	hpHiddenField('return_link_url', 'javascript:self.close()', ',', true)
-				+	'</td></tr></table></form></body></html>'
-			;
-		} else if (FEEDBACK[1]) { // url only
-
-			if (typeof(FEEDBACK[1])=='object') {
-				var i_max = FEEDBACK[1].length;
-				if (i_max>1) { // several teachers
-					html += '<html><body>'
-						+ '<form action="' + FEEDBACK[0] + '" method="POST" onsubmit="this.action+=this.recipient.options[this.recipient.selectedIndex].value">'
-						+ '<table border="0">'
-						+ '<tr><th valign="top" align="right">' + FEEDBACK[7] + ':</th><td>' + document.title + '</td></tr>'
-						+ '<tr><th valign="top" align="right">' + FEEDBACK[8] + ': </th><td>'
-					;
-					html += '<select name="recipient">';
-					for (var i=0; i<i_max; i++) {
-						html += '<option value="'+FEEDBACK[1][i][1]+'">' + FEEDBACK[1][i][0] + '</option>';
-					}
-					html += '</select>';
-					html += '</td></tr>'
-						+	'<tr><td>&nbsp;</td><td><input type="submit" value="' + FEEDBACK[6] + '">'
-						+	'</td></tr></table></form></body></html>'
-					;
-				} else if (i_max==1) { // one teacher
-					url = FEEDBACK[0] + FEEDBACK[1][0][1];
-				}
-
-			} else if (typeof(FEEDBACK[1])=='string') {
-				url = FEEDBACK[0] + FEEDBACK[1];
-			}
-		} else {
-			url = FEEDBACK[0];
-		}
-		if (url || html) {
-			var w = openWindow(url, 'feedback', FEEDBACK[4], FEEDBACK[5], 'RESIZABLE,SCROLLBARS', html);
-			if (!w) {
-				 // unable to open popup window
-				alert(MSG[18]);
-			}
-		}
-	}
-}
-
-// ********************
-//	intercept clicks
-// ********************
-function hpInterceptFeedback() {
-	// modify the function which writes feedback
-	// 	v6: ShowMessage(Feedback)
-	//		but Rhubarb prints score in other functions, so use 'CheckFinished'
-	//	v5: WriteFeedback(Feedback)
-	//	v4: WriteFeedback(Stuff)
-	//	v3: WriteFeedback(Feedback) [except JMatch]
-	//	v3: CheckAnswer()           [JMatch only]
-	var f = window.CheckWord ? 'CheckFinished' : window.ShowMessage ? 'ShowMessage' : window.WriteFeedback ? 'WriteFeedback' : 'CheckAnswer';
-	var s = getFuncCode(f) + 'Finish();';
-	var a = getFuncArgs(f, true);
-	if (a[0] && window.FEEDBACK && FEEDBACK[0]) {
-		s = a[0] + "+='<br /><br />" + '<a href="javascript:hpFeedback();">' + FEEDBACK[6] + "</A>';" + s;
-	}
-	eval('window.' + f + '=new Function(' + getArgsStr(a) + 's);');
-}
-function hpInterceptHints() {
-	// modify the function which shows hints
-	//	JBC:    none
-	//	JCloze  v3-v6: ShowHint()
-	//	JCross  v3: Cheat(), v4: ShowHint(), v5-v6[HP5]: ShowHint(Across,x,y,BoxName), v6[HP6]: ShowHint(Across,ClueNum,x,y,BoxId)
-	//	JMatch: none
-	//	JMix    v5-v6: CheckAnswer(CheckType=1)
-	//	JQuiz   v3: CheckAnswer(ShowHint=true, QNum), v4: CheckAnswer(ShowHint=true), v5-v6[HP5]: CheckAnswer(ShowHint=true,QNum), v6[HP6]: ShowHint(QNum)
-
-	var x = ''; // extra code, if any
-
-	if (window.Cheat) {
-		// JCross v3 ?
-
-	} else if (window.ShowHint) {
-		var f = 'ShowHint';
-		var a = getFuncArgs(f, true);
-
-		if (a.length==0) {
-			if (window.FindCurrent) {
-				// JCloze v3-v6
-				x = 'var q=window.Locked?-1:FindCurrent();if(q>=0&&GetHint(q))hpClick(1,q);';
-			} else {
-				// JCross v4
-				// work out which box would have a hint added
-				// work out which question that box is part of using GridMap and WinLetters
-			}
-
-		} else if (a[0]=='Across') {
-			if (a[1]=='ClueNum') {
-				// JCross v6 [HP6]
-				x = "var args=new Array(ClueNum,Across?'A':'D');hpClick(1,args);";
-			} else if (a[1]=='x' && a[2]=='y') {
-				// JCross v5-v6 [HP5]
-				x = "var args=new Array(C[x][y],Across?'A':'D');hpClick(1,args);";
-			}
-
-		} else if (a[0]=='QNum') {
-			// JQuiz v6[HP6]
-			x = 'hpClick(1,QNum);';
-		}
-
-	} else if (window.CheckAnswer) {
-		var f = 'CheckAnswer';
-		var a = getFuncArgs(f, true);
-
-		if (a[0]=='ShowHint') {
-			if (a[1]=='QNum') {
-				// JQuiz v3, v5-v6[HP5]
-				x = 'if(ShowHint)hpClick(1,QNum);'; 
-			} else {
-				// JQuiz v4
-				x = 'if(ShowHint)hpClick(1,QNum-1);'; // QNum is a global variable
-			}
-		} else if (a[0]=='CheckType') {
-			// JMix v5-v6
-			x = 'if(CheckType==1)hpClick(1,0);'; // question number is always 0;
-		}
-	}
-	// add the e(x)tra code, if any, to the start of the hint (f)unction
-	if (x) {
-		var s = getFuncCode(f, x, '', true);
-		eval('window.' + f + '=new Function(' + getArgsStr(a) + 's);');
-	}
-}
-function hpInterceptClues() {
-	// modify the function which shows clues (or ShowAnswers in JQuiz)
-	//	JBC:    none
-	//	JCloze  v3-v6: ShowClue(ItemNum)
-	//	JCross  v3-v4: ShowClue(ClueNum), v5-v6: ShowClue(ClueNum,x,y)
-	//	JMatch  none
-	//	JMix    none
-	//	JQuiz   ShowAnswers(QNum)
-
-	var x = ''; // extra code, if any
-
-	if (window.ShowClue) {
-		var f = 'ShowClue';
-		var a = getFuncArgs(f, true);
-
-		if (a[0]=='ItemNum') {
-			// JCloze (v3-v6)
-			x = 'if(!window.Locked)hpClick(2,ItemNum);'; // v6 [HP6] uses window.Locked
-
-		} else if (a[0]=='ClueNum') {
-			if (a[1]=='x' && a[2]=='y') {
-				if (window.A && window.D) {
-					// JCross v5-v6 [HP5]
-					x = 'if(A[ClueNum]||D[ClueNum])hpClick(2,ClueNum);';
-				} else if (document.getElementById) {
-					// JCross v6 [HP6]
-					x = "if(document.getElementById('clue_' + ClueNum)||document.getElementById('Clue_D_' + ClueNum))hpClick(2,ClueNum);";
-				}
-			} else {
-				if (window.AClues && window.DClues) {
-					// JCross v3-v4
-					x = 'if(AClues[ClueNum]||DClues[ClueNum])hpClick(2,ClueNum);';
-				}
-			}
-		}
-	}
-	// JQuiz: there is no "ShowClue" function but there is a "ShowAnswer" function
-	if (window.ShowAnswers) {
-		var f = 'ShowAnswers';
-		var a = getFuncArgs(f, true);
-		if (window.State) {
-			if (window.ShowMessage) {
-				// JQuiz v6 [HP6]
-				x = 'if(State[QNum][0]<1)hpClick(2,QNum);';
-			} else if (window.WriteFeedback) {
-				// JQuiz v3-v4
-				x = 'if(State[QNum-1][0]<1)hpClick(2,QNum-1);';
-			}
-		} else if (window.Status) {
-			// JQuiz v5-v6 [HP5]
-			x = 'if(Status[QNum][0]<0)hpClick(5,QNum);';
-		}
-
-	}
-	// add the e(x)tra code, if any, to the start of the clue (f)unction
-	if (x) {
-		var s = getFuncCode(f, x, '', true);
-		eval('window.' + f + '=new Function(' + getArgsStr(a) + 's);');
-	}
-}
-function hpInterceptChecks() {
-	// modify the function which handles checks
-	//	JBC:    none
-	//	JCloze  CheckAnswers()
-	//		NB: Rottmeier Find-It 3a: CheckText(GapState,GapId)
-	//	JCross  none
-	//	JMatch  HP5 v3, v5, v6: CheckAnswer(), HP5 v4: CheckResults(), HP6: CheckAnswers()
-	//	JMix    CheckAnswer(CheckType)
-	//	JQuiz 
-	//		HP5: CheckAnswer(ShowHint, QNum)
-	//		HP6: CheckMCAnswer, CheckMultiSelAnswer, CheckShortAnswer
-	//	Rhubarb  CheckWord(InputWord)
-	//	Sequitur CheckAnswer(Chosen, Btn)
-
-	// HP6 JQuiz has three "Check Answer" functions
-	var f = new Array('CheckMCAnswer', 'CheckMultiSelAnswer', 'CheckShortAnswer');
-	for (var i=0; i<f.length; i++) {
-		if (eval('window.' + f[i])) {
-			var a = getFuncArgs(f[i], true);
-			var x = "";
-			if (f[i]=='CheckMCAnswer') {
-				x += "var args=new Array(QNum,I[QNum][3][ANum][0]);";
-
-			} else if (f[i]=='CheckShortAnswer') {
-				x += ""
-				+ "var obj=document.getElementById('Q_'+QNum+'_Guess');"
-				+ "var args=new Array(QNum,obj.value);"
-				;
-
-			} else if (f[i]=='CheckMultiSelAnswer') {
-				x += ""
-				+ "var g='';"
-				+ "for (var ANum=0; ANum<I[QNum][3].length; ANum++){"
-				+ 	"var obj=document.getElementById('Q_'+QNum+'_'+ANum+'_Chk');"
-				+ 	"if (obj.checked)g+=(g?'&#43;':'')+I[QNum][3][ANum][0];"
-				+ "}"
-				+ "var args=new Array(QNum,g);"
-				;
-			}
-			if (x) {
-				x = "if(!Finished&&State[QNum].length&&State[QNum][0]<0){" + x + "hpClick(3,args)}";
-
-				var s = getFuncCode(f[i], x, '', true);
-				eval('window.' + f[i] + '=new Function(' + getArgsStr(a) + 's);');
-			}
-		}
-	}
-
-	var f = ''; // function name
-	var x = ''; // extra code, if any
-	if (window.CheckAnswer) {
-		f = 'CheckAnswer';
-		var a = getFuncArgs(f, true);
-		if (a[0]=='ShowHint') {
-			if (a[1]=='QNum') {
-				// JQuiz v3, v5-v6[HP5]
-				x = 'if(!ShowHint&&Status[QNum][0]<1)hpClick(3,QNum);'; 
-			} else {
-				// JQuiz v4
-				x = 'if(!ShowHint&&State[QNum-1][0]<1)hpClick(3,QNum-1);'; // QNum is a global variable
-			}
-
-		} else if (a[0]=='CheckType') {
-			// JMix v5-v6
-			x = 'if(CheckType==0)hpClick(3,0);'; // question number is always 0;
-
-		} else if (a[0]=='Chosen') {
-			// Sequitur
-			// x = 'if(!(CurrentNumber==TotalSegments||AllDone||Btn.innerHTML==IncorrectIndicator||(CurrentCorrect==Chosen&&CurrentNumber>=(TotalSegments-1))))Finish()';
-		}
-
-	} else if (window.CheckWord) { 
-		f = 'CheckWord';
-		var a = getFuncArgs(f, true);
-		if (a[0]=='InputWord') {
-			// Rhubarb
-			x = 'if(!window.AllDone)hpClick(3,InputWord);';
-		}
-
-	} else if (window.CheckText && !window.CheckAnswers) { // Rottmeier Find-It (3a)
-		f = 'CheckText';
-		var a = getFuncArgs(f, true);
-		if ((a[0]=='bool' && a[1]=='item') || (a[0]=='GapState' && a[1]=='GapId')) {
-			x = 'if(!window.Finished&&'+a[0]+')hpClick(3,'+a[1]+');';
-		}
-	}
-	if (f) {
-		var s = getFuncCode(f, x, '', true);
-		eval('window.' + f + '=new Function(' + getArgsStr(a) + 's);');
-	}
-
-	// JMatch has three possible check functions, depending on the version
-	// (NB: other quiz types also have these functions)
-	var f = new Array('CheckAnswers', 'CheckAnswer', 'CheckResults');
-	for (var i=0; i<f.length; i++) {
-		if (eval('window.' + f[i])) {
-			var a = getFuncArgs(f[i], true);
-			if (a.length==0) {
-				var s = getFuncCode(f[i], "hpClick(3);", '', true);
-				eval('window.' + f[i] + '=new Function(' + getArgsStr(a) + 's);');
-				break; // out of the loop
-			}
-		}
-	}
-}
-
-
-// ***************
-//  fix IE5 and NS6
-// ***************
-
-// add Array.push if required (allows v6 quizzes to run on ie5win)
-if (Array.prototype && Array.prototype.push==null) {
-	Array.prototype.push = new Function("x", "this[this.length]=x");
-}
-
-// add attachEvent function, if required (allows HP5 v6 quizzes to run on ie5mac)
-// 	NOTE: to allow v6 quizzes on ie5mac, the following code 
-// 	needs to be inserted BEFORE the Hot Potatoes javascript
-if (window.attachEvent==null) {
-	window.attachEvent = new Function('evt', 'fn', 'eval("window."+evt+"="+fn)');
-}
-if (document.attachEvent==null) {
-	document.attachEvent = new Function('evt', 'fn', 'eval("document."+evt+"="+fn)');
-}
-
-// fix the ShowMessage function for NS6
-// by removing calls to a button's "focus()" method
-if (navigator.userAgent.indexOf("Netscape6")>=0 && window.ShowMessage) {
-	var s = ShowMessage.toString();
-	var r = new RegExp('document\\.getElementById\\((\'|")FeedbackOKButton(\'|")\\)\\.focus\\(\\);', 'gi');
-	s = s.substring(s.indexOf('{')+1, s.lastIndexOf('}')).replace(r, '');
-	window.ShowMessage = new Function('Feedback', s);
-}
-
-// ns6.0 (in JMix at least) has an error in the FocusAButton function too
-// this could be fixed as follows ...
-//if (window.FocusAButton) {
-//	window.FocusAButton = new Function('return true');
-//}
-// however, ns6.0 then crashes completely when the mouse moves over a link, so don't bother
-
-// Hot Potatoes quiz sniffing
-
-// === v3 ===
-// JBC uses "QuizForm", which contains elements called "Q*_**" (* and ** start at 1)
-// JCloze uses "Cloze" form
-// JCross uses "Crossword" form
-// JMatch uses "QuizForm", which contains elements called "1,2,3..x" and "x+1,x+2...",
-// 	and "CheckForm" form, which contains an element called "ScoreBox"
-// 	it is also the only HP quiz type to use an array called "CorrectAnswers"
-// JQuiz uses "QForm*" forms (* starts at 1), which each contain an element called "Guess"
-
-// === v4 ===
-// JBC uses "QForm" form in "QuestionDiv", which contains elements called "FB* (* starts at 0)"
-// JCloze uses "Cloze" form in "QuestionDiv"
-// JCross uses "Crossword" form in "CWDiv"
-// JMatch uses "ExCheck" form in "TitleDiv"
-// (no JMix in hp4)
-// JQuiz uses "QForm" form in "QuestionDiv", which contains an element called "Answer"
-
-// === v5 ===
-// JBC uses "QForm" form, which contains elements called "FB_*_**" (* and ** start at 0)
-// JCloze uses "Cloze" form
-// JCross writes out "AnswerForm" from a variable called "GetAnswerOpener"
-//	HP5.3: uses "AnswerForm" in "BottomFrame" 
-//	HP5.5: uses "AnswerForm" in "TopFrame", but it is only there when an answer is being input
-// JMatch uses "QForm" form, which contains elements called "sel*" (which disappear by the time the quiz is finished)
-// JMix uses "ButtonForm"
-// JQuiz uses "QForm*" and "Buttons*" (one for each question)
-
-// === v6 ===
-// JBC uses "QForm" form (elements have no name or id)
-// JCloze uses "Cloze" form (elements have no name or id)
-// JCross does not use any forms, 
-//	HP5: has "GridDiv" in "MainDiv"
-//	HP6: has "Clues" table in "MainDiv"
-// JMatch has "MatchDiv" in "MainDiv"
-//	HP5: uses "QForm" form, which contains elements called "sel*"
-// 	HP6: uses "QForm" form, which contains elements called "s*_**"
-// JMix does not use any forms, but has "SegmentDiv" in "MainDiv"
-// JQuiz 
-//	HP5: uses "QForm" form, which contains an element called "Guess"
-//	HP6: has "Questions" ordered list in "MainDiv"
-
-// === v6+ ===
-// JMatch has DIVs called "D*" and  "F*" (* starts at 0)
-// JMix has DIVs called "D*" and  "Drop*" (* starts at 0)
-
-// useful sniffing tools (Cut and Paste to browser address box)
-//javascript:var s="";var x=new quiz_obj();for(X in x)s+=","+X+"="+x[X];alert(s.substring(1));
-//javascript:var s="";var x=document.layers;for(var i=0;i<x.length;i++)s+=","+x[i].name;alert(s.substring(1))
-//javascript:var s="";var x=document.forms;for(var i=0;i<x.length;i++)s+=","+x[i].id;alert(s.substring(1))
-//javascript:var s="";var x=document.forms;for(var i=0;i<x.length;i++)s+=","+x[i].name;alert(s.substring(1))
-//javascript:var s="";var x=document.forms.QForm.elements;for(var i=0;i<x.length;i++)s+=","+x[i].id;alert(s.substring(1))
-//javascript:var s="";var x=document.forms.QForm.elements;for(var i=0;i<x.length;i++)s+=","+x[i].name;alert(s.substring(1))
-
-function hpDetectQuiz() {
-	// "sniff" (=detect) the quiz's type and intended browser version
-	// and cache the values in a global variable called "quiz"
-
-	// Hot Potatoes version
-	//	5 : HP5.3 (mac) or HP5.5 (win)
-	//	6 : HP6.0 (mac) or HP6.0 (win)
-
-	// intended browser version
-	//	3   : ns3, ie3 (frames)
-	//	4   : ns4, ie4 (cross browser dhtml)
-	//	5   : ie5 (frames, send results via CGI)
-	//	6   : ie6, op7, gecko (w3 standards)
-	//	6.1 : "drag and drop" versions of JMatch and JMix v6
-
-	// quiz type
-	// 	0 : unknown
-	//	1 : jbc
-	//	2 : jcloze
-	//	3 : jcross
-	//	4 : jmatch
-	//	5 : jmix
-	//	6 : jquiz
-	//	7 : rhubarb (TexToys)
-	//	8 : Sequitur (TexToys)
-
-	// rottmeier quiz type
-	//	1 : drop-down (JCloze)
-	//	2 : find-it (JCloze)
-
-	// shortcut to window object
-	var w = window;
-
-	// create the global "quiz" object, if necessary
-	if (!w.quiz) w.quiz = new Object();
-
-	// Hot Potatoes version
-	// 	HP6 v6:    Client()
-	// 	HP5 v4-v5: BrowserCheck()
-	//	    v3:    WinStringToMac() [JCloze, JCross, JQuiz]
-	//	    v3:    winrightchar     [JBC, JMatch]
-	//	    v3:    DownTime()       [JBC, JCloze, JQuiz]
-	if (!quiz.hp) {
-		quiz.hp = (w.Client) ? 6 : (w.BrowserCheck) ? 5 : (w.WinStringToMac || w.winrightchar) ? 5 : -1;
-	}
-
-	// check the version and type are not already set
-	if (!quiz.v || !quiz.t) {
-
-		// initialize version and type
-		var v = 0;
-		var t = 0;
-		var r = 0;
-
-		// set shortcuts to DOM objects
-		var d = document;
-		var f = d.forms;
-
-		if (f.QuizForm && f.CheckForm && w.CorrectAnswers) {
-			v = 3;
-			t = 4; // jmatch
-
-		} else if (w.FeedbackFrame && w.CodeFrame) {
- 			v = 3;
-			f = CodeFrame.document.forms;
-			t = (f.QuizForm) ? 1 : (f.Cloze) ? 2 : (f.Crossword) ? 3 : (f.QForm1) ? 6 : 0;
-
-		} else if (w.DynLayer) {
-			v = 4;
-			if (d.layers) {
-				// for NS4, adjust "f" to point to a forms object in a layer
-				var lyr = d.QuestionDiv || d.CWDiv || d.TitleDiv || null;
-				if (lyr) f = lyr.document.forms;
-			}
-			t = (f.QForm && f.QForm.FB0) ? 1 : (f.Cloze) ? 2 : (f.Crossword) ? 3 : (f.ExCheck) ? 4 : (f.QForm && f.QForm.Answer) ? 6 : 0;
-
-		} else if (w.TopFrame && w.BottomFrame) {
-			v = 5;
-			f = BottomFrame.document.forms;
-			t = (f.QForm && f.QForm.elements[0].name.substring(0,3)=='FB_') ? 1 : (f.Cloze) ? 2 : (w.GetAnswerOpener && GetAnswerOpener.indexOf('AnswerForm')>=0) ? 3 : (f.QForm && w.RItems) ? 4 : (f.ButtonForm) ? 5 : (f.QForm0 && f.Buttons0) ? 6 : 0;
-
-		} else if (hpObj(d, 'MainDiv')) {
-			v = 6;
-			var obj = (f.QForm) ? f.QForm.elements : null;
-			t = (obj && obj.length>0 && obj[0].id=='') ? 1 : (f.Cloze) ? 2 : (hpObj(d, 'GridDiv') || hpObj(d, 'Clues')) ? 3 : hpObj(d, 'MatchDiv') ? 4 : hpObj(d, 'SegmentDiv') ? 5 : ((f.QForm && f.QForm.Guess) || hpObj(d, 'Questions')) ? 6 : 0;
-
-			// sniff Rottmeier quizzes
-			if (window.Create_StateArray) {
-				if (t==2) { // JCloze
-					var obj = new Create_StateArray();
-					if (typeof(obj.GapLocked)=='boolean') {
-						r = 1; // drop-down (v2.4)
-					} else if (typeof(obj.ErrorFound)=='boolean') {
-						if (typeof(obj.GapSolved)!='boolean') {
-							r = 2.1; // find-it (v3.1a)
-						} else {
-							r = 2.2; // find-it (v3.1b)
-						}
-					}
-					obj = null; // prevents memory leakage on some versions of IE
-				}
-			}
-
-		} else if (hpObj(d, 'D0')) {
-			v = 6.1; // drag and drop (HP5 and HP6)
-			t = (hpObj(d, 'F0')) ? 4 : (hpObj(d, 'Drop0')) ? 5 : 0;
-
-		} else if (w.Words && f.Rhubarb) {
-			v = 6;
-			t = 7; // rhubarb (TexToys)
-
-		} else if (w.Segments && hpObj(d, 'Story')) {
-			v = 6;
-			t = 8; // sequitur (TexToys)
-
-		}
-		quiz.v = v; // intended browser version
-		quiz.t = t; // quiz type
-		quiz.r = r; // rottmeier quiz type
-	}
-}
-function hpRottmeier() {
-	hpDetectQuiz();
-	return quiz.r;
-}
-function hpVersion() {
-	hpDetectQuiz();
-	return quiz.hp;
-}
-function hpQuizType() {
-	hpDetectQuiz();
-	return quiz.t;
-}
-function hpQuizVersion() {
-	hpDetectQuiz();
-	return quiz.v;
-}
-function hpScoreEngine(score_i, a, s, aa, ss, count_c, count_i) {
-	// calculate the score for the quiz so far
-
-	// score_i : amount by which to increment "score"
-	// a  : outer array
-	// s  : condition, if any, on outer array (=a)
-	//      if true, the score will be incremented by "score_i"
-	// aa : inner array, if any
-	// ss : condition, if any, on inner array (=aa)
-	// count_c : condition, if any, on which "count" is to be incremented
-	// count_i : amount by which to increment "count"
-
-	// "a" and "aa" may be passed as arrays or strings containing the name of an array
-	// "s" and "ss" are strings containing an expression to be eval(uated)
-	// "score_i", "count_i" and "count_c" strings containing an expression to be eval(uated)
-
-	var score = 0;
-	var count = 0;
-
-	// set default condition to increment "count", and amount by which to increment the count
-	if (count_c==null) count_c = "true";
-	if (count_i==null) count_i = "1";
-
-	// set length of outer array. if any
-	var l = (typeof(a)=="string") ? eval(a + ".length") : a ? a.length : 0;
-
-	// loop through outer array
-	for (var i=0; i<l; i++) {
-
-		if (s==null && ss==null) {
-			score += eval(score_i);
-			if (eval(count_c)) count += eval(count_i);
-
-		} else if (s) {
-			score += eval(s) ? eval(score_i) : 0;
-			if (eval(count_c)) count += eval(count_i);
-
-		} else if (ss) {
-			// set length of inner array, if any
-			var ll = (typeof(aa)=="string") ? eval(aa + ".length") : aa ? aa.length : 0;
-
-			// loop through inner array. checking inner condition
-			for (var ii=0; ii<ll; ii++) {
-				score += eval(ss) ? eval(score_i) : 0;
-				if (eval(count_c)) count += eval(count_i);
-			}
-		}
-	}
-
-	if (count) {
-		// get p(enalties) for JCross and JMatch (and JMix ?)
-		if (window.Penalties) {
-			score -= (Penalties - (hpFinished() ? 0 : 1));
-		}
-		// adjust count for Find-It 3a and 3b
-		if (window.TotWrongChoices) {
-			if (window.CheckText && !window.CheckAnswers) { // Find-It 3a
-				// this seems a little odd, but will replicate behavior of CalculateScore()
-				count = score + TotWrongChoices;
-			} else {
-				count += TotWrongChoices;
-			}
-		}
-		score = Math.floor(100*score/count);
-		if (score<0) { // just in case
-			score = 0;
-		}
-	}
-
-	return score;
-}
-function hpScore() {
-
-	var x = ''; // score
-
-	var hp = hpVersion();
-	var t = hpQuizType();
-	var v = hpQuizVersion();
-
-	if (t==1) { // jbc
-
-		if (v==3) x = hpScoreEngine(1, DoneStatus, "i>0 && a[i]=='0'"); // doesn't work
-		else if (v==4) x = hpScoreEngine(1, DoneStatus, "a[i]==0");    // doesn't work
-		else if (v==5 || v==6) x = hpScoreEngine("a[i][3]", Status, "a[i][3]");
-
-
-	} else if (t==2) { // jcloze
-
-		if (v==3 || v==4) x = hpScoreEngine("a[i]", Scores);
-		else if (hp==5) x = hpScoreEngine("a[i][3]", State); // v==5 && v==6
-		else if (hp==6) {
-			var r = hpRottmeier();
-			if (r==0) x = x = hpScoreEngine("a[i].ItemScore", State);
-			else if (r==1) x = hpScoreEngine("a[i][1].Score", GapList); // dropdown
-			else if (r==2.1) x = hpScoreEngine(1, GapList, "a[i][1].ErrorFound"); // Find-It 3a
-			else if (r==2.2) x = hpScoreEngine(1, GapList, "a[i][1].GapSolved"); // Find-It 3b
-		}
-
-	} else if (t==3) { // jcross
-
-		if (v==3) x = hpScoreEngine(1, CorrectAnswers, "document.QuizForm.elements[i*2].selectedIndex==a[i]");
-		else if (v==4) x = hpScoreEngine(1, WinLetters, "ConvertCase(GetBoxValue(i),1).charAt(0)==a[i].charAt(0)");
-		else if (v==5 || v==6) x = hpScoreEngine(1, L, "", "L[i]", "L[i][ii] && L[i][ii]==G[i][ii]", "L[i][ii]");
-
-	} else if (t==4) { // jmatch
-
-		if (v==3) x = hpScoreEngine(1, CorrectAnswers, "document.QuizForm.elements[i*2].selectedIndex==a[i]");
-		else if (v==4) x = hpScoreEngine(1, Draggables, "a[i].correct=='1'");
-		else if (v==5) x = hpScoreEngine(1, I, "I[i][2]<1 && I[i][0].length>0 && Status[i][0]==1");
-		else if (v==6) x = hpScoreEngine(1, Status, "Status[i][0]==1");
-		else if (v==5.1 || v==6.1) x = hpScoreEngine(1, D, "D[i][2]==D[i][1] && D[i][2]>0");
-
-	} else if (t==5) { // jmix
-
-		// there was no v3 or v4 of JMix
-		if (v==5 || v==6 || v==6.1) x = Math.floor(100*(Segments.length-Penalties)/Segments.length);
-
-	} else if (t==6) { // jquiz
-
-		if (hp==5) {
-			if (v==3 || v==4) x = hpScoreEngine("a[i][4]/10", State, "a[i][0]==1");
-			else if (v==5 || v==6) x = hpScoreEngine("a[i][4]/10", Status, "a[i][0]==1", "", "", "true", "1");
-
-		} else if (hp==6) {
-			if (v==6) x = hpScoreEngine("I[i][0]*a[i][0]", State, "a[i]&&a[i][0]>=0", "", "", "a[i]", "I[i][0]");
-		}
-
-	} else if (t==7) { // rhubarb
-		if (v==6) {
-			x = Math.floor(100*Correct/TotalWords);
-		}
-
-	} else if (t==8) { // sequitur
-		if (v==6) x = Math.floor(100*ScoredPoints/TotalPoints);
-	}
-
-	return x; // result
-}
-
-function hpFinishedEngine(a, s, aa, ss) {
-	// determine whether or not all quistions in a quiz are finished
-
-	// a  : outer array
-	// s  : condition, if any, on outer array
-	//      if true for any element in "a", the quiz is NOT finished
-	// aa : inner array, if any
-	// ss : condition, if any, on inner array
-	//      if true for any element in "aa", the quiz is NOT finished
-
-	// the arrays "a" and "aa" may be passed as arrays or strings to be eval(uated)
-	// the conditions "s" and "ss" are specified as strings to be eval(uated)
-
-	// assume a positive result
-	var x = true;
-
-	// set length of outer array. if any
-	var l = (typeof(a)=="string") ? eval(a + ".length") : a ? a.length : 0;
-
-	// loop through outer array
-	for (var i=0; i<l; i++) {
-
-		// do outer condition, if any
-		if (s && eval(s)) x = false;
-
-		// set length of inner array, if any
-		var ll = (typeof(aa)=="string") ? eval(aa + ".length") : aa ? aa.length : 0;
-
-		// loop through inner array. checking inner condition
-		for (var ii=0; ii<ll; ii++) {
-			if (ss && eval(ss)) x = false;
-		}
-	}
-	return x;
-}
-
-function hpTimedOut() {
-	// v5 uses "min" and "sec"
-	// v6 uses Seconds
-	return (typeof(self.Seconds)=='number' && Seconds==0) || (typeof(self.min)=='number' && min==0 && typeof(self.sec)=='number' && sec==0);
-}
-
-function hpFinished() {
-
-	// assume false result
-	var x = false; 
-
-	var hp = hpVersion();
-	var t = hpQuizType();
-	var v = hpQuizVersion();
-
-	if (t==1) { // jbc
-
-		if (v==3) x = hpFinishedEngine(DoneStatus, "i>0 && a[i]=='0'");
-		else if (v==4) x = hpFinishedEngine(DoneStatus, "a[i]==0");
-		else if (v==5 || v==6) x = hpFinishedEngine(Status, "a[i][0]==0");
-
-
-	} else if (t==2) { // jcloze
-
-		var r = hpRottmeier();
-		if (r==1) x = hpFinishedEngine(GapList, "a[i][1].GapLocked==false"); // drop-down
-		else if (r==2.1) x = hpFinishedEngine(GapList, "a[i][1].ErrorFound==false"); // find-it 3a
-		else if (r==2.2) x = hpFinishedEngine(GapList, "a[i][1].GapSolved==false"); // find-it 3b
-		else if (v==3 || v==4 || v==5 || v==6) x = hpFinishedEngine(I, "CheckAnswer(i)==-1");
-		// also:   else if (v==5 || v==6) x = hpFinishedEngine(State, "a[i][4]!=1")
-
-	} else if (t==3) { // jcross
-
-		if (v==3) x = hpFinishedEngine(document.Crossword.elements, "ConvertCase(is.mac?unescape(MacStringToWin(a[i].value)):a[i].value,1)!=Letters[i]");
-		else if (v==4) x = hpFinishedEngine(WinLetters, "ConvertCase(GetBoxValue(i),1).charAt(0) != a[i].charAt(0)");
-		else if (v==5 || v==6) x = hpFinishedEngine(L, "", "L[i]", "L[i][ii] && L[i][ii]!=G[i][ii]");
-
-	} else if (t==4) { // jmatch
-
-		if (v==3) x = hpFinishedEngine(CorrectAnswers, "document.QuizForm.elements[i*2].selectedIndex != a[i]");
-		else if (v==4) x = hpFinishedEngine(Draggables, "a[i].correct!='1'");
-		else if (v==5) x = hpFinishedEngine(I, "I[i][2]<1 && I[i][0].length>0 && Status[i][0]<1 && GetAnswer(i)!=I[i][3]");
-		else if (v==6) x = hpFinishedEngine(Status, "Status[i][0]<1");
-		else if (v==5.1 || v==6.1) x = hpFinishedEngine(D, "D[i][2]==0 || D[i][2]!=D[i][1]");
-
-	} else if (t==5) { // jmix
-
-		// there was no v3 or v4 of JMix
-		if (v==5 || v==6 || v==6.1) x = !hpFinishedEngine(Answers, "a[i].join(',')=='" + GuessSequence.join(',') + "'");
-
-	} else if (t==6) { // jquiz
-
-		if (v==3 || v==4) x = hpFinishedEngine(State, "a[i][0]==0");
-		else if (v==5 || v==6) {
-			if (hp==5) x = hpFinishedEngine(Status, "a[i][0]<1");
-			else if (hp==6) x = hpFinishedEngine(State, "a[i] && a[i][0]<0");
-		}
-
-	} else if (t==7) { // rhubarb
-		if (v==6) x = hpFinishedEngine(DoneList, "a[i]==1");
-
-	} else if (t==8) { // sequitur
-		if (v==6) x = (CurrentNumber==TotalSegments || AllDone);
-	}
-
-	return x;
-}
-
-function hpObj(d, id) {
-	return d.getElementById ? d.getElementById(id) : d.all ? d.all[id] : d[id];
-}
-
-function GetViewportHeight() {
-	if (window.innerHeight) {
-		return innerHeight;
-	} else {
-		if (hpIsStrict()) {
-			return document.documentElement.clientHeight;
-		} else {
-			return document.body.clientHeight;
-		}
-	}
-}
-function hpIsStrict() {
-	if (!window.hpStrictIsSet) {
-		window.hpStrictIsSet = true;
-
-		window.hpStrict = false;
-		var s = document.compatMode;
-		if (s && s=="CSS1Compat") { // ie6
-			window.hpStrict = true;
-		} else {
-			var obj = document.doctype;
-			if (obj) {
-				var s = obj.systemId || obj.name; // n6 || ie5mac
-				if (s && s.indexOf("strict.dtd") >= 0) {
-					window.hpStrict = true;
-				}
-			}
-		}
-	}
-	return window.hpStrict;
-}
-
-// **************
-//  initialization
-// **************
-
-hpInterceptFeedback();
-hpInterceptHints();
-hpInterceptClues();
-hpInterceptChecks();
-
-function hpFindForm(formname, w) {
-	if (w==null) w = self;
-	var f = w.document.forms[formname];
-	if (f==null && w.frames) {
-		for (var i=0; i<w.frames.length; i++) {
-				f = hpFindForm(formname, w.frames[i]);
-				if (f) break;
-		}
-	}
-	return f;
-}
-function Finish(quizstatus) {
-	var mark = hpScore();
-
-	window.hpForm = hpFindForm('store');
-	if (hpForm) { // LMS
-		hpForm.starttime.value = getTime(Start_Time);
-		hpForm.endtime.value = getTime();
-		hpForm.mark.value = mark;
-		hpForm.detail.value = '<?xml version="1.0"?><hpjsresult><fields>'+GetQuestionDetails()+'</fields></hpjsresult>';
-		if (hpForm.status) {
-			if (!quizstatus) {
-				// 4=completed, 3=abandoned, 2=timed-out or 1=in-progress
-				quizstatus = hpFinished() ? 4 : hpTimedOut() ? 2 : 1;
-			}
-			hpForm.status.value = quizstatus;
-		}
-		if (!window.hpQuizResultsSent) {
-			if (hpForm.status && quizstatus==4) {
-				window.hpQuizResultsSent = true;
-			}
-			if (quizstatus==4) { // completed
-				// wait 2 seconds for student to see feedback
-				setTimeout("hpForm.submit();", 2000);
-			} else {
-				hpForm.submit();
-			}
-		}
-	} else if (hpFinished()) {
-		SendAllResults(mark);
-	}
-}
-
-// create form to send results
-if (DB[7] && DB[8] && !is_LMS()) { 
-	ResultForm = ''
-		+ '<html><body>'
-		+ '<form name="Results" action="" method="post" enctype="x-www-form-encoded">'
-		+ 	hpHiddenField('recipient', '')
-		+ 	hpHiddenField('subject', '')
-		+ 	hpHiddenField('Exercise', '')
-		+ 	hpHiddenField('realname', '')
-		+ 	hpHiddenField('Score', '')
-		+ 	hpHiddenField('Start_Time', '')
-		+ 	hpHiddenField('End_Time', '')
-		+ 	hpHiddenField('title', 'Thanks!')
-		+ '</form>'
-		+ '</body></html>'
-	;
-}
-// reassign the StartUp function
-var p = getPrompt(window.GetUserName || window.StartUp);
-var c = getStartUpCode(window.StartUp);
-if (p && c) {
-	window.StartUp = new Function('QuizLogin("' + p + '")');
-	window.StartQuiz = new Function(c);
-	// "QuizLogin" finshes by calling "StartQuiz"
-}
-
-// reassign the SendResults function
-window.SendResults = SendAllResults;
-
-// set start time
-var Start_Time = new Date();
-
-//-->
+<!--
+// PLEASE NOTE that this version is more recent than the incorrectly 
+// numbered v6.1, dated 2003.11.17. From now on, version numbers will 
+// follow those of Hot Potatoes.
+
+/* hot-potatoes.js (v6.0.4.0 - 2005.02.18)
+ * =======================================
+ * by Gordon Bateson, February 2003
+ * Copyright (c) 2003 Gordon Bateson. All Rights Reserved.
+ *
+ * You are hereby granted a royalty free license to use or modify this 
+ * software provided that this copyright notice appears on all copies. 
+ *
+ * This software is provided "AS IS" without a warranty of any kind.
+ * 
+ * Documentation and downloads may be available from: 
+ * http://www.kanazawa-gu.ac.jp/~gordon/research/hot-potatoes/
+ */
+
+// This JavaScript library modifies the SendResults and StartUp functions 
+// used by hotpot v5 and v6, so that more (or less!) details about the
+// student can be input, and more details of a quiz's questions and answers 
+// can be submitted to the server when the quiz is finished
+
+// If the arrays below (Login, DB, JBC, ...) are set BEFORE calling this 
+// script, they will NOT be overwritten. Any array that is not set, will 
+// use the defaults below. This is useful if you want to use different 
+// settings for different quizzes.
+
+// ************
+//  Login Screen
+// ************
+
+if (window.Login==null) {
+	Login = new Array();
+	Login[0] = true;	// Show prompt for user name
+				// This can also be a string of user names ... 
+				// Login[0] = "Guest,Peter,Paul,Mary,Webmaster";
+				// or an array of user names (and on-screen texts) (and passwords) ...
+				// Login[0] = new Array("Guest", "001,Peter,xxxx", "002,Paul,yyyy", "003,Mary,zzzz", "Webmaster");
+				// and can also be  written as ...
+				// Login[0] = new Array(
+				//	new Array("Guest"),
+				//	new Array("001", "Peter", "xxxx"),
+				//	new Array("002", "Paul", "yyyy"),
+				//	new Array("003", "Mary", "zzzz"),
+				//	new Array("Webmaster")
+				// );
+	Login[1] = true;	// Show prompt for student's UserID
+				// If there is no password prompt (i.e. Logon[3] is false), this value 
+				// will be checked against the password information, if any, in Login[0]
+	Login[2] = false;	// Show prompt for student's email
+	Login[3] = false;	// Show prompt for quiz password, and check this value against 
+				// the password information, if any, in Login[0]
+				// This can also be a string required to start the quiz ...
+				// Login[3] = "password";
+	Login[4] = true;	// Show prompt for the cookie expiry date
+				// If false, cookies expire at the end of the current session
+	Login[5] = "guest,webmaster"
+				// guest user names (case insensitive) ...  
+				// Login[5] = "guest,webmaster"; 
+				// These users do NOT need to fill in other login fields
+				// and their quiz results are NOT added to the database
+
+	// the Login prompts and error messages 
+	// are defined in the MSG array (see below)
+}
+
+
+// *********
+//  Database (for use with BFormMail)
+// *********
+
+if (window.DB==null) {
+	DB = new Array();
+	DB[0] = true; // append form fields to database on server
+			// If you are NOT using BFormMail's database feature, 
+			// set DB[0]=false, and you can then safely ignore DB[1 to 5]
+	DB[1] = "/home/gordon/public_html/cgi/hot-potatoes-data"; 
+			// append_db folder path (no trailing slash)
+			// Can be either an absolute path  e.g. "/home/gordon/public_html/cgi/hot-potatoes-data"
+			// or a relative (to CGI bin) path  e.g. "hot-potatoes-data"
+	DB[2] = "hot-potatoes"; 
+			// append_db file name (no extension)
+			// If left blank, the quiz file name, without extension, will be used
+			// i.e. each quiz will have its results stored in a different file.
+			// If filled in, this file will store the results for ALL quizzes.
+			// Database files and folders must be set up BEFORE running the quiz 
+			// must have appropriate access privileges (on Unix, use "chmod 666").
+	DB[3] = ""; // append_db extension (if left blank, ".txt" will be used)
+	DB[4] = ""; // db_fields (if left blank, ALL quiz fields will be sent)
+	DB[5] = ""; // db_delimiter (if left blank, tab will be used)
+	DB[6] = "REMOTE_ADDR,HTTP_USER_AGENT"; 
+			// env_report ('REMOTE_ADDR','HTTP_USER_AGENT' and a few others)
+
+	// for a complete description of these fields are, see ... 
+	// http://www.infosheet.com/stuff/BFormMail.readme
+
+	// Switches DB[7] and DB[8] force the settings in the ResultForm
+	// In v5 and v6 quizzes, these settings wil be override those in the original quiz
+
+	// If the quiz results are to be sent to an LMS (via the "store" form)
+	// then switches DB[7] and DB[8] are not used
+
+	DB[7] = '';	// URL of form processing script
+			// e.g. http://www.kanazawa-gu.ac.jp/~gordon/cgi/bformmail.cgi
+	DB[8] = '';	// email address to which results should be sent
+			// e.g. gordon@kanazawa-gu.ac.jp
+}
+
+// By default the quiz's question's scores will be returned. 
+// If you want more detailed information, set the flags below:
+
+// ********
+//  JBC
+// ********
+
+if (window.JBC==null) {
+	JBC = new Array();
+	JBC[0] = true;	// show separator line between answers on email
+	JBC[1] = true;	// show number of attempts to answer question
+	JBC[2] = true;	// show question texts
+	JBC[3] = true;	// show right answer(s)
+	JBC[4] = true;	// show wrong answer(s)
+	JBC[5] = true;	// show ignored answer(s)
+	JBC[6] = false;	// show answer as text (false) or number (true)
+}
+
+// JBC quizzes use the global variables 'I' and 'Status'
+
+// I : an array of JBC_QUESTIONs (one for each question)
+// JBC_QUESTION :
+//	[0] : question text
+//	[1] : array of JBC_ANSWERs (one for each answer)
+//	[2] : single/multi flag
+//		0 : single answer (using 'button')
+//		1 : multiple answers (using 'checkbox')
+// JBC_ANSWER :
+//	[0] : answer text
+//	[1] : answer feedback
+//	[2] : correct answer flag
+//		0 : this is NOT the correct answer
+//		1 : this is the correct answer
+
+// Status : an array of JBC_QUESTION_STATUSes
+// JBC_QUESTION_STATUS:
+//	[0] : correctly answered yet flag
+//		0 : this question has NOT been correctly answered
+//		1 : this question has been correctly answered
+//	[1] : array of JBC_ANSWER_STATUSes (one for each answer)
+//		'0' : initial value
+//		'R' : single answer question was answered 'R'ight
+//		'W' : single answer question was answered 'W'rong
+//		'C' : multiple answer question's checkbox was 'C'hecked
+//		'U' : multiple answer question's checkbox was 'U'nchecked
+//	[2] : number of times this question has been wrongly answered
+//	[3] : score (out of 1) for this question (maybe undefined on HP<5.5)
+//		0 : not correct yet
+//		0<[3]<1 : correct but only after [2] wrong attempts
+//		1 : correct first time (bravo!)
+//	N.B. score = (numberOfAnswers - numberofWrongTries) / numberOfAnswers
+
+
+// ********
+//  JCloze
+// ********
+
+if (window.JCloze==null) {
+	JCloze = new Array();
+	JCloze[0] = true;	// show separator line between answers on email
+	JCloze[1] = true;	// show student's correct answer
+	JCloze[2] = true;	// show other correct answer(s), if any
+	JCloze[3] = true;	// show wrong answer(s), if any (NOT available for v5)
+	JCloze[4] = false;	// show number of hints + checks (legacy field, replaced by [7]+[9])
+	JCloze[5] = false;	// show if clue was asked for or not (legacy field, replaced by [8])
+	JCloze[6] = true;	// show clue
+	JCloze[7] = true;	// show number of hints (=next letter requests)
+	JCloze[8] = true;	// show number of clues
+	JCloze[9] = true;	// show number of checks
+}
+
+// JCloze quizzes use the global variables 'I' and 'State'
+
+// I : array of JCLOZE_ANSWERs
+// JCLOZE_ANSWER :
+//	[0] : (unused)
+//	[1] : array of JCLOZE_ANSWER_TEXTs
+//	[2] : clue for this answer
+// JCLOZE_ANSWER_TEXT : 
+//	[0] : array (seems unnecessary, just the text would be enough?)
+//		[0] : text of possible answer
+
+// State : array of JCLOZE_ANSWER_STATEs
+// JCLOZE_ANSWER_STATE (v5) : 
+//	[0] : clue asked for or not
+//	[1] : number of hints (show next letter) and penalties ('check' an incorrect answer)
+//	[2] : length of answer matched
+//	[3] : score for this item
+//	[4] : already answered correctly 
+//	[5] : answer entered in text box (right or not)
+
+// JCLOZE_ANSWER_STATE (v6)
+//	this.ClueGiven = false;
+//	this.HintsAndChecks = 0;
+//	this.MatchedAnswerLength = 0;
+//	this.ItemScore = 0;
+//	this.AnsweredCorrectly = false;
+//	this.Guesses = new Array(); last guess is correct answer
+
+
+// ********
+//  JCross
+// ********
+
+if (window.JCross==null) {
+	JCross = new Array();
+	JCross[0] = true;	// show separator line between answers on email
+	JCross[1] = true;	// show number of penalties (hints or checks before complete)
+	JCross[2] = true;	// show number of letters
+	JCross[3] = true;	// show correct answers
+	JCross[4] = true;	// show clues
+
+	JCross[5] = true;	// show wrong answers
+	JCross[6] = true;	// show if clue was asked for or not
+	JCross[7] = true;	// show number of hints (=next letter requests)
+	JCross[8] = true;	// show number of checks
+
+	// there are no "ignored" answers for JCross quizzes
+}
+
+// JCross quizzes use the following global variables: 
+// 	L : letters (of correct answers)
+// 	C : clue numbers (CL in v6)
+// 	G : guesses
+// 'L', 'C' ('CL') and 'G' are all 2-dimensional arrays (rows x cols)
+//
+// v5 quizzes additionally use the following single-dimension arrays
+// 	A : clues for across (horizontal) words 
+// 	D : clues for down (vertical) words 
+
+// N.B. form is only sent when all answers are correct so 
+// you can't find out what 'wrong' answers were entered
+
+
+// ********
+//  JMatch
+// ********
+
+if (window.JMatch==null) {
+	JMatch = new Array();
+	JMatch[0] = true;	// show separator line between answers on email
+	JMatch[1] = false;	// show number of penalties (= total number of checks)
+	JMatch[2] = true;	// show LHS texts (the question)
+	JMatch[3] = true;	// show correct answers
+	JMatch[4] = true;	// show wrong answers
+	JMatch[5] = true;	// show checks (per match) [empty or unchanged RHS are not counted]
+
+	// JMatch has no "clue" or "hint" buttons
+	// there cannot be any "ignored" answers
+}
+
+// v5 JMatch quizzes use the global variables 'I' and 'Status' (and 'RItems')
+// v6 JMatch quizzes use only 'Status'
+// v6+ JMatch quizzes use 'F' and 'D' (see below)
+
+// I : an array of JMATCH_PAIRs (one for each pair)
+// JMATCH_PAIR :
+//	[0] : LHS text
+//	[1] : RHS text
+//	[2] : fixed (=not jumbled) flag
+//		0 : not fixed
+//		1 : fixed
+//	[3] : index in drop down list selection
+
+// Status : an array of JMATCH_PAIR_STATUSes
+// JMATCH_PAIR_STATUS:
+//	[0] : correctly matched yet flag
+//		0 : this pair has NOT been correctly matched
+//		1 : this pair has been correctly matched
+//	[1] : number of times this item has been wrongly matched
+
+// 	v6 quizzes only
+//	[2] : id of original SELECT element containing possible matches
+//	Note that after matching, this SELECT is removed, so don't try looking for it :-)
+
+// v6+ JMatch quizzes use the global variables 'F' and 'D'
+
+// F : array of JMATCH_FIXED_ITEMs
+// JMATCH_FIXED_ITEM:
+//	[0] : text
+//	[1] : tag
+
+// D : array of JMATCH_DRAGGABLE_ITEMs
+// JMATCH_DRAGGABLE_ITEM
+//	[0] : text
+//	[1] : tag of the F item to which it SHOULD be dragged
+//	[2] : tag of the F item to which it was dragged (initally 0)
+
+// N.B. form is only sent when all answers are correct so 
+// you can't find out what 'wrong' answers were entered
+
+// ********
+//  JMix
+// ********
+
+if (window.JMix==null) {
+	JMix = new Array();
+	JMix[0] = true;		// show separator line between answers on email
+	JMix[1] = false;	// show number of wrong guesses (replaced by JMix[5])
+	JMix[2] = true;		// show right answer
+	JMix[3] = true;		// show wrong answer, if any
+	JMix[4] = false;	// show answer as text (false) or number (true)
+	JMix[5] = true;		// show number of checks
+	JMix[6] = true;		// show number of hints (=show next word)
+}
+
+// JMix quizzes use the global variables 
+// 'Segments', 'GuessSequence' and 'Penalties' 
+
+// Segments : array of JMix_QUESTIONs
+// JMix_QUESTION:
+//	[0] : text
+//	[1] : order in sequence
+//	[2] : used flag
+// GuessSequence : array of 'order in sequence' numbers
+// Penalties : number of incorrect guesses
+
+// ********
+//  JQuiz
+// ********
+
+if (window.JQuiz==null) {
+	JQuiz = new Array();
+	JQuiz[0] = true;	// show separator line between answers on email
+	JQuiz[1] = true;	// show question text
+	JQuiz[2] = true;	// show student's correct answer(s)
+	JQuiz[3] = false;	// show wrong and ignored answer(s) (legacy field superceded by [8] & [9])
+	JQuiz[4] = true;	// show number of hints requested
+	JQuiz[5] = false;	// show number of checks of incorrect answers (legacy field superceded by [12])
+
+	// HP6 v6 quizzes only
+	JQuiz[6] = false;	// show answer value (false) or A,B,C... index (true)
+	JQuiz[7] = true;	// show all students answers
+	JQuiz[8] = true;	// show student's wrong answers
+	JQuiz[9] = true;	// show ignored answers (not relevant for multi-select questions)
+	JQuiz[10] = true;	// show score weightings
+	JQuiz[11] = true;	// show question type
+	JQuiz[12] = true;	// show number of checks (if true, then JQuiz[5] of will be ignored)
+	JQuiz[13] = true;	// show number of times ShowAnswer button was pressed (usually 0 or 1)
+}
+
+// v5 JQuiz quizzes use the global variables 'I' and 'Status'
+
+// I : array of JQUIZ_ANSWERs
+// JQUIZ_ANSWER :
+//	[0] : question text
+//	[1] : array of JQUIZ_ANSWER_TEXTs (one for each answer)
+// JQUIZ_ANSWER_TEXT :
+//	[0] : array (seems unnecessary, just the text would be enough?)
+//		[0] : text of possible answer
+
+// Status : array of JQUIZ_ANSWER_STATEs
+// JQUIZ_ANSWER_STATE : 
+//	[0] : question done or not
+//	[1] : number of wrong checks
+//	[2] : number of hints asked for
+//	[3] : student's answer
+//	[4] : score for this question
+
+
+// v6 JQuiz quizzes use the global variables 'I' and 'State'
+
+// I : array of JQUIZ_QUESTIONs
+// JQUIZ_QUESTION :
+//	[0] : weighting
+//	[1] : ?? (always set to '')
+//	[2] : question type
+//		'0'=multiple-choice, '1'=short-answer, '2'=hybrid, '3'=multi-select
+//	[3] : array of JQUIZ_ANSWERSs (one for each possible answer)
+// JQUIZ_ANSWER :
+//	[0] : answer value
+//	[1] : feedback text
+//	[2] : correct answer flag (1=a correct answer, 0=a wrong answer)
+//	[3] : weighted score (as percentage) if correct
+//	[4] : flag (usually set to 1, but for hybrid answers that are not 
+//		to be included in multiple choice options, it is set to 0)
+
+// State : array of JQUIZ_QUESTION_STATEs
+// JQUIZ_QUESTION_STATE : 
+//	[0] : score (-1 shows not done yet)
+//	[1] : array showing on which number try each JQUIZ_ANSWER was selected
+//	[2] : number of attempts at this question
+//	[3] : total of weighted scores of correct answers that were selected
+//		i.e. each time a correct answer is selected, 
+//		its JQUIZ_ANSWER[3] weighting is added to this total
+//		so when all the correct answers have been selected, this will be 100
+//	[4] : penalties incurred for hints (score is set to zero if >= 1)
+//	[5] : 	- for multiple choice, short-answer and hybrid questions, this is a
+//		comma-delimited list showing order in which answers were chosen
+//		- for multi-select fields, this is bar-delimted ('|') list of settings 
+//		showing whether each checkbox was selected ('Y') on not ('N') when the 
+//		'Check' button was clicked. The final item in the list will be the 
+//		settings for the correct answer.
+
+// N.B. JBC, JMatch(v5) and JQuiz(v5) all use global variables 'I' and 'Status'
+//	JBC : I[0].length==3 && !window.RItems
+// 	JQuiz(v5) : I[0].length==2
+//	JMatch(v5) : I[0].length==4 && window.RItems
+
+// N.B. JCloze(v5+6) and JQuiz(v6) both use global variables 'I' and 'State'
+//	JCloze (v5) : I[0].length==3 && State[0].Guesses==null
+//	JCloze (v6) : I[0].length==3 && State[0].Guesses!=null
+// 	JQuiz  (v6) : I[0].length==4
+
+// **********
+//  Rhubarb
+// **********
+
+if (window.Rhubarb==null) {
+	Rhubarb = new Array();
+	Rhubarb[0] = true;  // show correct words (so far)
+	Rhubarb[1] = true;  // show correct words as count (true) or list (false)
+	Rhubarb[2] = true;  // show wrong words
+	Rhubarb[3] = false; // show wrong words as count (true) or list (false)
+	Rhubarb[4] = false; // show ignored words (not implemented yet)
+	Rhubarb[5] = true;  // show hints
+}
+
+// **********
+//  Sequitur
+// **********
+
+if (window.Sequitur==null) {
+	Sequitur = new Array();
+}
+
+// **********
+//  Messages
+// **********
+
+if (window.MSG==null) {
+	MSG = new Array();
+
+	// Login prompts
+	MSG[0] = 'Name';
+	MSG[1] = 'ID';
+	MSG[2] = 'Email';
+	MSG[3] = 'Password';
+	MSG[4] = 'Cookies';
+
+	// Login buttons
+	MSG[5] = 'Start the Quiz';
+	MSG[6] = 'Cancel';
+
+	// Cookie menu options (only used if Login[4] is true)
+	MSG[7] = 'keep for this session only';
+	MSG[8] = 'keep for one day';
+	MSG[9] = 'keep for one month';
+	MSG[10] = 'do NOT keep cookies';
+
+	// Login error messages
+	MSG[11] = 'Sorry, you were unable to login. Please try again later.';
+	MSG[12] = 'Please fill in all the information.';
+	MSG[13] = 'Incorrect Password. Please try again.';
+	MSG[14] = 'Incorrect ID. Please try again.';
+	MSG[15] = 'Email address does not appear to be valid.';
+
+	// day and month names (used in Start_Time and End_Time)
+	MSG[16] = new Array('Sun','Mon','Tue','Wed','Thu','Fri','Sat');
+	MSG[17] = new Array('Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec');
+
+	// enable popups
+	MSG[18] = 'Please enable pop-up windows on your browser.';
+
+	// browser specific instuctions on how to enable popup windows
+	var n = navigator;
+	var s = n.userAgent.toLowerCase();
+	if (n.appName=='Netscape' && s.indexOf('gecko')>=0) {
+		// Netscape 6 and 7
+		MSG[18] += '\n\n' + 'Edit->Preferences, ' + (s.indexOf('mac')>=0 ? 'Advanced->Scripts & Plugins' : 'Privacy & Security->Popup Window Controls');
+	} else if (s.indexOf('safari')>=0) {
+		// Safari
+		MSG[18] += '\n\n' + 'on Safari menu, uncheck "Block Pop-Up Windows"';
+	} else if (s.indexOf('firebird')>=0) {
+		// Firebird
+		MSG[18] += '\n\n' + 'Preferences->Web Features, uncheck "Block Pop-Up Windows"';
+	} else if (s.indexOf('msie 6')>=0) {
+		// IE 6 (WinXP.SP2)
+		MSG[18] += '\n\n' + 'Tools->Pop-up Blocker->Turn Off Pop-up Blocker';
+	}
+}
+//if (window.FEEDBACK==null) {
+//	FEEDBACK = new Array();
+//	FEEDBACK[0] = ''; // url of feedback page/script
+
+//	FEEDBACK[1] = ''; // array of array('teachername', 'value');
+//	FEEDBACK[2] = ''; // 'student name' [formmail only]
+//	FEEDBACK[3] = ''; // 'email@somewhere.com>' [formmail only]
+
+//	FEEDBACK[4] = ''; // window width
+//	FEEDBACK[5] = ''; // window height
+
+//	FEEDBACK[6] = ''; // 'Send a message to teacher' [prompt/button text]
+//	FEEDBACK[7] = ''; // 'Title'
+//	FEEDBACK[8] = ''; // 'Teacher'
+//	FEEDBACK[8] = ''; // 'Message'
+//	FEEDBACK[10] = ''; // 'Close this window' [formmail only]
+//}
+
+// **********
+//  HP array
+// **********
+HP = new Array();
+for (var i=0; i<=8; i++) {
+	HP[i] = new Array();
+}
+// indexes for the HP array (makes the code further down easier to read)
+_score   = 0;
+_weight  = 1;
+_correct = 2;
+_wrong   = 3;
+_unused  = 4;
+_hints   = 5;
+_clues   = 6;
+_checks  = 7;
+_guesses = 8;
+
+// *************
+//  Server Fields
+// *************
+
+if (window.ServerFields==null) {
+	ServerFields = new Array();
+
+	// these fields will be added to the ResultForm and submitted to the CGI script on the server.
+	// 'Sort', 'return_link_title', 'return_link_url' and 'print_blank_fields' are useful for formmail
+
+	// override the HP setting of sort fields (forces ALL fields to be displayed)
+	ServerFields[0] = new Array('sort', '');
+
+	// add link to close pop-up results window
+	ServerFields[1] = new Array('return_link_title', 'Close this window');
+	ServerFields[2] = new Array('return_link_url', 'javascript:self.close()');
+
+	// make sure zero values are printed
+	ServerFields[3] = new Array('print_blank_fields', 'yes');
+
+	// you can also set other fields for your customized CGI script
+	// e.g. adding a server defined start time (instead of a client defined start time)
+	// ServerFields[4] = new Array('serverStartTime', '<?php echo date("Y-m-d H:i:s") ?>');
+}
+
+// *********************
+//      Login screen
+//  (not required by LMS)
+// *********************
+
+function QuizLogin(LoginPrompt) {
+	if (!is_LMS() && (Login[0] || Login[1] || Login[2] || Login[3])) {
+		var html = ''
+			+ '<html>'
+			+ '<head></head>'
+			+ '<body bgColor="#cccccc" onLoad="opener.setFocus(self)">'
+			+ '<form onSubmit="'
+			+ 	'self.ok=true;'
+			+ 	'self.expiry=null;'
+		;
+		if (Login[4]) { // cookie expiry
+			html += "opener.checkOK(self,'CookieExpiry');";
+		}
+		if (Login[0]) { // user name
+			html += "opener.checkOK(self,'UserName');";
+		}
+		if (Login[1]) { // user ID
+			html += "opener.checkOK(self,'UserID');";
+		}
+		if (Login[2]) { // user email
+			html += "opener.checkOK(self,'UserEmail');";
+		}
+		if (Login[3]) { // quiz password
+			html += "opener.checkOK(self,'Password');";
+		}
+		html += 	 'if(ok){'
+			+	 	'opener.StartQuiz();'
+			+	 	'self.close();'
+			+	  '}else{'
+			+	 	'if(isNaN(self.tries))self.tries=0;'
+			+	 	'self.tries++;'
+			+	 	'if(self.tries<3){'
+			+			'opener.setFocus(self);'
+			+	 	'}else{'
+			+	 		"alert(opener.MSG[11]);"
+			+	 		'opener.goBack();'
+			+	 		'self.close();'
+			+	 	'}'
+			+	  '}'
+			+	  'return false;'
+			+ '">'
+		;
+		html += '<table>'
+			+ 	'<caption>' + LoginPrompt + '</caption>';
+		;
+		if (Login[0]) { // user name
+			var v = getCookie(self, 'UserName');
+			html += '<tr>'
+				+	'<th align=right nowrap>' + MSG[0] + ' :</th>'
+				+	'<td>'
+			;
+
+			if (typeof(Login[0])=='boolean') { // text box
+				html += '<input type=text name=UserName value="' + v + '">';
+
+			} else { // drop down menu of names
+
+				// pattern to match commas and white space
+				var comma = (window.RegExp) ? new RegExp('\\s*,\\s*') : ',';
+
+				// convert list of names to array, if necessary
+				if (typeof(Login[0])=='string') {
+					Login[0] = Login[0].split(comma);
+				}
+
+				html += '<select name=UserName size=1>'
+					+ '<option value=""></option>'
+				;
+				for(var i=0; i<Login[0].length; i++) {
+					// convert name details to array if nececount_cary
+					if (typeof(Login[0][i])=='string') {
+						Login[0][i] = Login[0][i].split(comma);
+					}
+					html += makeOption(Login[0][i][0], v, Login[0][i][1]);
+				}
+				html += '</select>';
+			}
+			html += 	'</td>'
+				+ '</tr>'
+			;
+		}
+		if (Login[1]) { // user ID
+			var v = getCookie(self, 'UserID');
+			html += '<tr><th align=right nowrap>' + MSG[1] + ' :</th><td><input type=text name=UserID value="' + v + '"></td></tr>';
+		}
+		if (Login[2]) { // user email
+			var v = getCookie(self, 'UserEmail');
+			html += '<tr><th align=right nowrap>' + MSG[2] +' :</th><td><input type=text name=UserEmail value="' + v + '"></td></tr>';
+		}
+		if (Login[3]) { // quiz password
+			var v = getCookie(self, 'Password');
+			html += '<tr><th align=right nowrap>' + MSG[3] + ' :</th><td><input type=password name=Password value="' + v + '"></td></tr>';
+		}
+		if (Login[4]) { // cookie lifespan
+			var v = getCookie(self, 'CookieExpiry');
+			html += '<tr>'
+				+ 	'<th align=right nowrap>' + MSG[4] + ' :</th>'
+				+ 	'<td>'
+				+		'<select name="CookieExpiry" size=1>'
+				+ 			makeOption('session', v, MSG[7])
+				+ 			makeOption('day', v, MSG[8])
+				+ 			makeOption('month', v, MSG[9])
+				+ 			makeOption('never', v, MSG[10])
+				+ 		'</select>'
+				+ 	'</td>'
+				+ '</tr>'
+			;
+		}
+		html += 	'<tr>'
+			+		'<th>&nbsp;</th>'
+			+		'<td nowrap>'
+			+			'<input type=submit value="' + MSG[5] + '"> '
+			+ 			'<input type=button value="' + MSG[6] + '" onClick="opener.goBack();self.close();">'
+			+		'</td>'
+			+	'</tr>'
+			+ '</table></form></body></html>'
+		;
+
+		// set height of Login Window
+		var m = navigator.userAgent.indexOf('Mac')>=0;
+		var h = (m ? 80 : 100);
+		for (var i=0; i<5; i++) h += (Login[i] ? (m ? 20 : 25) : 0);
+
+		// open up a new window
+		if (!openWindow('', '', (m ? 320 : 300), h, 'RESIZABLE', html)) {
+			alert(MSG[18]); // unable to open popup window
+		}
+
+	} else { // no Login required
+		window.UserName = window.UserID = window.UserEmail = window.Password = '';
+		window.StartQuiz();
+	}
+	return true;
+}
+function makeOption(value, v, txt) {
+	return '<option value="' + value + '"' + (value==v ? ' SELECTED' : '') + '>' + (txt ? txt : value) + '</option>';
+}
+function setFocus(w) {
+	w.focus(); // bring window to the front
+	var obj = w.document.forms[0].elements;
+	for(var i=0; i<obj.length; i++) {
+		var v = getValue(w, i);
+		if (v=='' || obj[i].type=='submit') {
+			obj[i].focus();
+			break;
+		}
+	}
+}
+function checkOK(w, n){
+	var v = getValue(w, n, true);
+	if (v || (n!='UserName' && isGuest())) {
+		if (n=='CookieExpiry') setCookieExpiry(w, v);
+		setCookie(self, n, v, w.expiry);
+		if (n!='CookieExpiry') eval('self.' + n + '=v');
+	} else {
+		if (w.ok) alert(MSG[12]);
+		w.ok = false;
+	}
+}
+function getValue(w, n, flag) {
+	var obj = w.document.forms[0].elements[n];
+	var TYPE = obj.type.toUpperCase(); // required for ns4 (win)
+	if (obj.options && TYPE.indexOf('SELECT')>=0){ 
+		var v = obj.options[obj.selectedIndex].value;
+	} else {
+		var v = obj.value;
+	}
+	if (flag) {
+		var msg = '';
+		if (n=='Password' || (n=='UserID' && !Login[3])) {
+			var pwd = getPassword(w);
+			if (pwd && v!=pwd) msg = MSG[n=='Password' ? 13 : 14];
+		} 
+		if (n=='UserEmail' && window.RegExp) {
+			var r = '(\\w|-)+';
+			r = r + '(\\.' + r + ')';
+			r = new RegExp('^(' + r + '*)@(' + r + '+)$');
+			if (v.match(r)==null) msg = MSG[15];
+		}
+		if (msg) {
+			obj.value = v = '';
+			if (w.ok) alert(msg);
+			w.ok = false;
+		}
+	}
+	return v;
+}
+function getPassword(w) {
+	var pwd = '';
+	if (Login[3] && typeof(Login[3])=='string') {
+		pwd = Login[3];
+	} else if ((Login[3] || Login[1]) && typeof(Login[0])=='object') {
+		var username = getValue(w, 'UserName');
+		for(var i=0; i<Login[0].length; i++) {
+			if (username==Login[0][i][0]) {
+				pwd = Login[0][i][2];
+				break;
+			}
+		}
+	}
+	return pwd;
+}
+function setCookieExpiry(w, v) {
+	if (v=='never'){
+		w.expiry = new Date('Thu, 01-Jan-70 00:00:01 GMT');
+	} else if (v=='day' || v=='month') {
+		var ms = (v=='month' ? 31 : 1) * 60 * 60 * 24 * 1000;
+		w.expiry = new Date((new Date()).getTime() + ms);
+	}
+}
+function setCookie(w, name, value, expires, path, domain, secure) {
+	if (name) w.document.cookie = ''
+		+ 'HP_' + name + "=" + escape(value)
+		+ (expires ? "; expires=" + expires.toGMTString() : "")
+		+ (path ? "; path=" + path : "")
+		+ (domain ? "; domain=" + domain : "")
+		+ (secure ? "; secure" : "")
+	;
+}
+function getCookie(w, n) {
+	var c = w.document.cookie;
+	var i = c.indexOf('HP_' + n + '=');
+	var j = (i<0) ? -1 : c.indexOf(';', (i += n.length + 4));
+	return (i<0) ? '' : unescape(c.substring(i, ((j<0) ? c.length : j)));
+}
+function goBack(w) {
+	if (w==null) w = self; // default
+	if (w.history.length) w.history.back();
+}
+function openWindow(url, name, width, height, attributes, html) {
+
+	// set height, width and attributes
+	if (window.screen && width && height) {
+		var W = screen.availWidth;
+		var H = screen.availHeight;
+		width = Math.min(width, W);
+		height = Math.min(height, H);
+		attributes = ''
+			+ (attributes ? (attributes+',') : '')
+			+ 'WIDTH='+width+',HEIGHT='+height
+		;
+	}
+
+	// create global hpWindows object, if necessary
+	if (!window.hpWindows) window.hpWindows = new Array();
+
+	// initialize window object
+	var w = null;
+
+	// has a window with this name been opened before?
+	if (name && hpWindows[name]) {
+
+		// http://www.webreference.com/js/tutorial1/exist.html
+		if (hpWindows[name].open && !hpWindows[name].closed) {
+			w = hpWindows[name];
+			w.focus();
+		} else {
+			hpWindows[name] = null;
+		}
+	}
+
+	// check window is not already open
+	if (w==null) {
+
+		// workaround for "Access is denied" errors in IE when offline
+		// based on an idea seen at http://www.devshed.com/Client_Side/JavaScript/Mini_FAQ
+		var ie_offline = (document.all && location.protocol=='file:');
+
+		// try and open the new window
+		w = window.open((ie_offline ? '' : url), name, attributes);
+
+		// check window opened OK (user may have prevented popups)
+		if (w) {
+			// center the window
+			if (window.screen && width && height) {
+				w.moveTo((W-width)/2, (H-height)/2);
+			}
+
+			// add content, if required
+			if (html) {
+				with (w.document) {
+					clear();
+					open();
+					write(html);
+					close();
+				}
+			} else if (url && ie_offline) {
+				w.location = url;
+			}
+			if (name) hpWindows[name] = w;
+		}
+	}
+
+	return w;
+}
+
+// *********************
+//  Send results by email
+//  (not required by LMS)
+// *********************
+
+function SendAllResults(Score) {
+	// check this quiz is not generated by a LMS
+	if (!is_LMS()) {
+
+		// add flat file database details to the results form
+		AddDatabaseDetailsToResultForm();
+
+		// add student details to the results form
+		AddStudentDetailsToResultForm();
+
+		// add question details to the results form
+		AddQuestionDetailsToResultForm();
+
+		// add server fields, if any, to results form
+		AddServerFieldsToResultForm();
+
+		// change "method" of form, because "get" only allows 512 byts of data
+		ResultForm = replaceLast('method="get"', 'method="post"', ResultForm);
+
+		// create results window and form
+		var w = openWindow('', '', 500, 400, 'RESIZABLE,SCROLLBARS,LOCATION', ResultForm);
+
+		// check window opened OK (user may have prevented popups)
+		if (w) {
+
+			// get shortcut to form object
+			var form = w.document.forms[0];
+
+			// update some important field values
+			form.Score.value = Score + '%';
+			form.realname.value = UserName;
+			form.Start_Time.value = getTime(Start_Time);
+			form.End_Time.value = getTime();
+
+			// force email subject and Exercise title
+			form.subject.value = document.title;
+			form. Exercise.value = document.title;
+
+			// update DB fields, if required
+			if (DB[0] && !isGuest()) set_db_fields(form);
+			if (DB[7]) form.action = DB[7];
+			if (DB[8]) form.recipient.value = DB[8];
+
+			// if this is a Netscape browser, check if the referer will be set OK
+			if (navigator.appName=='Netscape' && (location.protocol=='file:' || navigator.userAgent.indexOf('Netscape6')>=0)) {
+
+				// ns4 and ns7 set referer to 'file:// ...' when running a quiz offline
+				// ns6.2 (at least) always sets referer to 'about:blank' 
+
+				// Netscape's setting of referer can cause BFormMail
+				// to reject the form, so encode the form data as a URL
+
+				var url = form.action;
+				var obj = form.elements;
+				for (var i=0; i<obj.length; i++) {
+					var  v = escape(obj[i].value);
+					v = v.replace((new RegExp('\\+', 'g')), '%2B');
+					url += (i==0 ? '?' : '&') + obj[i].name + '=' + v;
+				}
+				w.location.href = url;
+
+			} else { // browser can POST form ok
+				form.submit();
+			}
+
+		} else { // unable to open popup window
+			alert(MSG[18]);
+		}
+
+	} // end if LMS
+}
+function isGuest() {
+	// check username is not a "guest" user
+	var flag = false;
+	var n = getCookie(self, 'UserName').toLowerCase();
+	if (n) {
+		// convert list of user names to array, if necessary
+		if(typeof(Login[5])=='string') {
+			Login[5] = Login[5].split(',');
+		}
+		for(var i=0; i<Login[5].length; i++) {
+			if (n==Login[5][i].toLowerCase()) {
+				flag = true;
+				break;
+			}
+		}
+	}
+	return flag;
+}
+function set_db_fields(form) {
+	// update list of DB fields, if required
+	if (DB[4]=='' && window.RegExp) {
+		// add administration fields
+		var db_fields = ''
+			+ 'subject,realname'
+			+ (Login[1] ? ',ID' : '')
+			+ (Login[2] ? ',email' : '')
+			+ (Login[3] ? ',password' : '')
+			+ ',Score,Start_Time,End_Time'
+		;
+		// add answer fields (except separators)
+		var r = new RegExp('^[^_]+_q\\d\\d_\\w+$');
+		for(var i=0; i<form.elements.length; i++) {
+			var n = form.elements[i].name;
+			if (r.test(n)) db_fields += ',' + n;
+		}
+		form.db_fields.value = db_fields;
+	}
+	// make sure delimiter is set (NS6+ requires this be set here, not any earlier)
+	form.db_delimiter.value = (DB[5] ? DB[5] : '\t');
+}
+function AddStudentDetailsToResultForm() {
+	var sDetails = '';
+	if (Login[0]) { // user name
+		// use 'realname' instead of a separate 'Name' field
+		// sDetails += hpHiddenField('Name', window.UserName);
+	}
+	if (Login[1]) { // user ID
+		sDetails += hpHiddenField('ID', window.UserID);
+	}
+	if (Login[2]) { // user email
+		sDetails += hpHiddenField('email', window.UserEmail);
+	}
+	if (sDetails && window.RegExp) {
+		// insert sDetails before '<input...Score...></input>'
+		var r = new RegExp('<input[^>]*Score[^>]*><\\/input>', 'i');
+		var m = r.exec(ResultForm);
+		if (m) {
+			ResultForm = ResultForm.replace(m[0], sDetails + m[0] + makeSeparator('Time_'));
+			sDetails = '';
+		}
+	}
+	if (Login[3]) { // quiz password
+		sDetails += hpHiddenField('Password', window.Password);
+		ResultForm = replaceLast('</form>', sDetails + '</form>', ResultForm);
+	}
+}
+function AddQuestionDetailsToResultForm() {
+	var qDetails = GetQuestionDetails();
+	if (qDetails) {
+		// insert qDetails before the final </form> tag in the ResultForm
+		ResultForm = replaceLast('</form>', qDetails + '</form>', ResultForm);
+	}
+}
+function AddDatabaseDetailsToResultForm() {
+	if (window.DB && DB[0] && !isGuest()) {
+		var dbDetails = '';
+
+		var folder = DB[1];
+		if (folder && folder.charAt(folder.length-1)!='/') folder += '/';
+
+		var file = DB[2];
+		if (file=='') {
+			file = location.href;
+			file= file.substring(file.lastIndexOf('/')+1);
+			var i = file.indexOf('?');
+			if (i >= 0) file = file.substring(0, i);
+			var i = file.lastIndexOf('.');
+			if (i >= 0) file = file.substring(0, i);
+		}
+
+		var ext = (DB[3] ? DB[3] : 'txt');
+		if (ext.charAt(0)!='.') ext = '.' + ext;
+
+		dbDetails += hpHiddenField('append_db', folder + file + ext);
+		dbDetails += hpHiddenField('db_fields', DB[4]);
+		dbDetails += hpHiddenField('db_delimiter', ''); // NS6+ requires this be set later
+		if (DB[6]) dbDetails += hpHiddenField('env_report', DB[6]);
+
+		// insert dbDetails before the final </form> tag in the ResultForm
+		ResultForm = replaceLast('</form>', dbDetails + '</form>', ResultForm);
+	}
+}
+function AddServerFieldsToResultForm() {
+	if (window.ServerFields) {
+		var s = ''; // input tags for s(erver fields)
+		for (var i=0; i<ServerFields.length; i++) {
+			if (ServerFields[i][0] && window.RegExp) {
+				// remove previous field value, if any
+				var r = new RegExp('<input[^>]*name\\s*=\\s*["\']\\s*' + ServerFields[i][0] + '[^>]*>(\\s*<\\/input>)?', 'i');
+				if (r.test(ResultForm)) {
+					ResultForm = ResultForm.replace(r, '');
+				}
+			}
+			if (ServerFields[i][1]) {
+				s += hpHiddenField(ServerFields[i][0], ServerFields[i][1]);
+			}
+		} // end for
+		if (s) ResultForm = replaceLast('</form>', s + '</form>', ResultForm);
+	}
+}
+function replaceLast(a, b, c) {
+	// replace last occurrence of 'a' in 'c' with 'b'
+	var l = a.length;
+	var i = c.lastIndexOf(a);
+	return (i<0 || l==0) ? c : (c.substring(0, i) + b + c.substring(i+l));
+}
+
+// *************************
+//  Extract question details
+// *************************
+
+function GetQuestionDetails() {
+	var hp = hpVersion();
+	var t = hpQuizType();
+	var v = hpQuizVersion();
+
+	return	(t==1) ? GetJbcQuestionDetails(hp, v) : 
+		(t==2) ? GetJClozeQuestionDetails(hp, v) : 
+		(t==3) ? GetJCrossQuestionDetails(hp, v) : 
+		(t==4) ? GetJMatchQuestionDetails(hp, v) : 
+		(t==5) ? GetJMixQuestionDetails(hp, v) : 
+		(t==6) ? GetJQuizQuestionDetails(hp, v) :
+		(t==7) ? GetRhubarbDetails(hp, v) :
+		(t==8) ? GetSequiturDetails(hp, v) : '';
+}
+function GetJbcQuestionDetails(hp, v) {
+	qDetails = '';
+
+	// check the quiz version
+	if (hp==5 || hp==6) {
+
+		// get question details 
+		for(var q=0; q<I.length; q++) {
+
+			// initialize strings to hold answer details
+			var aDetails = new Array();
+			aDetails[0] = new Array(); // right
+			aDetails[1] = new Array(); // wrong
+			aDetails[2] = new Array(); // ignored
+
+			// get answer details
+			for(var a=0; a<I[q][1].length; a++) {
+				var i = (Status[q][1][a]=='R') ? 0 : (Status[q][1][a]=='0') ? 2 : 1; 
+				aDetails[i][aDetails[i].length] = (JBC[6] ? a : I[q][1][a][0]);
+			}
+
+			// format 'Q' (a padded, two-digit version of 'q')
+			var Q = getQ('JBC', q);
+
+			// add separator, if required
+			if (JBC[0]) qDetails += makeSeparator(Q);
+
+			if (JBC[1]) { // number of attempts to answer question
+				qDetails += hpHiddenField(Q+'attempts', Status[q][2] + (Status[q][0]==1 ? 1 : 0));
+			}
+			if (JBC[2]) { // question text
+				qDetails += hpHiddenField(Q+'text', I[q][0]);
+			}
+			if (JBC[3] && (DB[0] || aDetails[0].length>0)) { // right
+				qDetails += hpHiddenField(Q+'right', aDetails[0]);
+			}
+			if (JBC[4] && (DB[0] || aDetails[1].length>0)) { // wrong
+				qDetails += hpHiddenField(Q+'wrong', aDetails[1]);
+			}
+			if (JBC[5] && (DB[0] || aDetails[2].length>0)) { // ignored
+				qDetails += hpHiddenField(Q+'ignored', aDetails[2]);
+			}
+			// calculate score for this question, if required (for HP version < 5.5)
+			if (isNaN(Status[q][3])) {
+				var a1 = Status[q][1].length; // answers
+				var a2 = Status[q][2]; // attempts
+				Status[q][3] =  (a1<1 || a1<(a2-1)) ? 0 : ((a1 - (a2-1)) / a1);
+			}
+			// add 'score' for this question
+			qDetails += hpHiddenField(Q+'score', Math.floor(Status[q][3]*100)+'%');
+		} // end for
+	}
+	return qDetails;
+}
+function GetJClozeQuestionDetails(hp, v) {
+	var qDetails = '';
+
+	// check the quiz version
+	if (hp==5 || hp==6) {
+
+		var r = hpRottmeier();
+		if (parseInt(r)==2) { // Rottmeier Find-It 3a+3b
+			qDetails += hpHiddenField('JCloze_penalties', window.TotWrongChoices);
+		}
+
+		// get details for each question
+		var q_max = (r==0) ? State.length :  GapList.length; // could use I.length for both
+		for (var q=0; q<q_max; q++) {
+
+			// format 'Q' (a padded, two-digit version of 'q')
+			var Q = getQ('JCloze', q);
+
+			// add separator, if required
+			if (JCloze[0]) qDetails += makeSeparator(Q);
+
+			// score (as %)
+			var x = (hp==5) ? State[q][3] : (r==0) ? State[q].ItemScore : GapList[q][1].Score;
+			qDetails += hpHiddenField(Q+'score', Math.floor(x*100)+'%');
+
+			var correct = (HP[_correct][q] ? HP[_correct][q] : '');
+			if (JCloze[1]) { // student's correct answer
+				qDetails += hpHiddenField(Q+'correct', correct);
+			}
+
+			if (JCloze[2]) { // ignored answers
+				var x = new Array();
+				if (r!=2.1) { // exclude Find-It 3a
+					for (var i=0, ii=0; i<I[q][1].length; i++) {
+						var s = I[q][1][i][0];
+						if (typeof(s)=='string' && s!='' && (s.toUpperCase() != correct.toUpperCase())) {
+							x[ii++] = s;
+						}
+					}
+				}
+				qDetails += hpHiddenField(Q+'ignored', x);
+			}
+			if (JCloze[3]) {
+				var x = (HP[_wrong][q] ? HP[_wrong][q] : '');
+				qDetails += hpHiddenField(Q+'wrong', x);
+			}
+			if (JCloze[4]) { // number of penalties (Hints + Checks)
+				var x = (hp==5) ? State[q][1] : (r==0) ? State[q].HintsAndChecks : (r==1) ?  GapList[q][1].NumOfTrials : (r==2.2) ?  GapList[q][1].HintsAndChecks : 0;
+				qDetails += hpHiddenField(Q+'penalties', x);
+			}
+			if (JCloze[5]) { // clue shown?
+				var x = (hp==5) ? State[q][0] : (r==0) ? State[q].ClueGiven: (r==1) ? GapList[q][1].ClueAskedFor : false;
+				qDetails += hpHiddenField(Q+'clue_shown', (x ? 'YES' : 'NO'));
+			}
+			if (JCloze[6]) { // clue text
+				qDetails += hpHiddenField(Q+'clue_text', I[q][2]);
+			}
+			if (JCloze[7]) { // number of hints
+				var x = (HP[_hints][q] ? HP[_hints][q] : 0);
+				qDetails += hpHiddenField(Q+'hints', x);
+			}
+			if (JCloze[8]) { // number of clues
+				var x = HP[_clues][q] ? HP[_clues][q] : 0;
+				qDetails += hpHiddenField(Q+'clues', x);
+			}
+			if (JCloze[9]) { // number of checks (including the final one for the correct answer)
+				var x = (HP[_checks][q] ? HP[_checks][q] : 0);
+				qDetails += hpHiddenField(Q+'checks', x);
+			}
+		} // end for
+	}
+	return qDetails;
+}
+function GetJCrossQuestionDetails(hp, v) {
+	var qDetails = '';
+
+	// check the quiz version
+	if (hp==5 || hp==6) {
+
+		// inialize letter count
+		var letters = 0;
+
+		// get details for each question
+		for (var row=0; row<L.length; row++) {
+			for (var col=0; col<L[row].length; col++) {
+
+				// increment letter count, if required
+				if (L[row][col]) letters++; 
+
+				// show answers and clues, if required
+				var q = (hp==5) ? C[row][col] : CL[row][col];
+				if (q) {
+
+					for (var i=0; i<2; i++) { // 0==across, 1==down
+
+						var AD = (i==0) ? 'A' : 'D';
+						var acrossdown = (i==0) ? 'across' : 'down';
+						
+						var clue = (hp==5) ? eval(AD+'['+q+']') : GetJCrossClue('Clue_'+AD+'_'+q);
+						if (clue) {
+
+							// format 'Q' (a padded, two-digit version of 'q')
+							var Q = getQ('JCross', q) + acrossdown + '_'; // e.g. JCross_01_across_
+		
+							if (JCross[0]) {
+								qDetails += makeSeparator(Q);
+							}
+							if (JCross[5]) {
+								var x = (HP[_correct][AD] && HP[_correct][AD][q]) ? HP[_correct][AD][q] : '';
+								qDetails += hpHiddenField(Q+'correct', x);
+							}
+							if (JCross[4]) qDetails += hpHiddenField(Q+'clue', clue);
+							if (JCross[5]) {
+								var x = (HP[_wrong][AD] && HP[_wrong][AD][q]) ? HP[_wrong][AD][q] : '';
+								qDetails += hpHiddenField(Q+'wrong', x);
+							}
+							if (JCross[6]) {
+								var x = HP[_clues][q] ? HP[_clues][q] : 0;
+								qDetails += hpHiddenField(Q+'clues', x);
+							}
+							if (JCross[7]) {
+								var x = (HP[_hints][AD] && HP[_hints][AD][q]) ? HP[_hints][AD][q] : 0;
+								qDetails += hpHiddenField(Q+'hints', x);
+							}
+							if (JCross[8]) {
+								var x = (HP[_checks][AD] && HP[_checks][AD][q]) ? HP[_checks][AD][q] : '';
+								qDetails += hpHiddenField(Q+'checks', x);
+							}
+						} // end for i
+					} // end if clue
+				} // end if q
+			} // end for col
+		} // end for row
+
+		if (JCross[2]) { // show number of letters
+			qDetails = hpHiddenField('JCross_letters', letters) + qDetails;
+		}
+		if (JCross[1]) { // show penalties
+			var x = (window.Penalties) ? Penalties : 0;
+			qDetails = hpHiddenField('JCross_penalties', x) + qDetails;
+		}
+
+	}
+	return qDetails;
+}
+function GetJCrossClue(id) {
+	var obj = (document.getElementById) ? document.getElementById(id) : null;
+	return (obj) ? GetTextFromNodeN(obj, 'Clue') : '';
+}
+function GetJCrossWord(a, r, c, goDown) {
+	// a is a 2-dimensional array of letters, r is a row number, c is a column number
+	var s = '';
+	while (r<a.length && c<a[r].length && a[r][c]) {
+		s += a[r][c];
+		if (goDown) {
+			r++;
+		} else {
+			c++;
+		}
+	}
+	return s;
+}
+
+function GetJMatchText(q, className) {
+	var obj = (document.getElementById) ? document.getElementById('Questions') : null;
+	return (obj) ? GetTextFromNodeN(obj, className, q) : '';
+}
+function GetJMatchRHS(v, q, getCorrect) {
+	var rhs = '';
+
+	if (v==5.1 || v==6.1) { // Drag-and-drop
+
+		var max_i = (window.F && window.D) ? F.length : 0;
+		for (var i=0; i<max_i; i++) {
+			if (D[i][getCorrect ? 1 : 2]==F[q][1]) break;
+		}
+		if (i<max_i) rhs = D[i][0];
+
+	} else if (v==5 || v==6) { // drop-down list of options
+
+		var obj=document.getElementById(Status[q][2]);
+		if (obj) { // not correct yet
+			if (getCorrect) {
+				var k = GetKeyFromSelect(obj);
+				var i_max = obj.options.length;
+				for (var i=0; i<i_max; i++) {
+					if (obj.options[i].value==k) break;
+				}
+				if (i>=i_max) i = 0; // shouldn't happen
+			} else {
+				// get current guess, if any
+				var i = obj.selectedIndex;
+			}
+			if (i) rhs = obj.options[i].innerHTML;
+		} else { // correct
+			rhs = GetJMatchText(q, 'RightItem');
+		}
+	}
+	return rhs;
+}
+function GetJMixQuestionDetails(hp, v) {
+	qDetails = '';
+
+	// check the quiz version
+	if (hp==5 || hp==6) {
+
+		var q = 0; // question number
+
+		// format 'Q' (a padded, two-digit version of 'q')
+		var Q = getQ('JMix', q);
+
+		// add separator, if required
+		if (JMix[0]) qDetails += makeSeparator(Q);
+
+		// add 'score' for this question
+		var score = HP[_correct]==null ? 0 : ((Segments.length-Penalties)/Segments.length);
+		qDetails += hpHiddenField(Q+'score', Math.floor(score*100)+'%');
+
+		if (JMix[1]) { // number of wrong guesses
+			qDetails += hpHiddenField(Q+'wrongGuesses', Penalties);
+		}
+		if (JMix[2]) { // right answer
+			var x = (HP[_correct][q]) ? HP[_correct][q] : '';
+			qDetails += hpHiddenField(Q+'correct', x);
+		}
+		if (JMix[3]) { // wrong answer(s)
+			var x = (HP[_wrong][q]) ? HP[_wrong][q] : '';
+			qDetails += hpHiddenField(Q+'wrong', x);
+		}
+		if (JMix[5]) { // checks
+			var x = (HP[_checks][q]) ? HP[_checks][q] : 0;
+			qDetails += hpHiddenField(Q+'checks', x);
+		}
+		if (JMix[6]) { // hints
+			var x = (HP[_hints][q]) ? HP[_hints][q] : 0;
+			qDetails += hpHiddenField(Q+'hints', x);
+		}
+	}
+	return qDetails;
+}
+function GetJMixSequence(indexes) {
+	var s = new Array();
+	for (var i=0; i<indexes.length; i++) {
+		s[i] = JMix[4] ? indexes[i] : GetJMixSegmentText(indexes[i]);
+	}
+	return s;
+}
+function GetJMixSegmentText(index){
+	var i_max = Segments.length;
+	for (var i=0; i<i_max; i++) {
+		if (Segments[i][1] == index) break;
+	}
+	return (i<i_max) ? Segments[i][0] : '';
+}
+function GetJQuizQuestionDetails(hp, v) {
+	var qDetails = '';
+
+	// HP5.5 uses "Status" for v5 and v6 JMatch quizzes (HP6 uses "State")
+	// var hp =  (window.Status) ? 5 : (window.State) ? 6 : 0;
+
+	// check the quiz version
+	if (hp==5 || hp==6) {
+
+		// get details for each question
+		var max_q = (hp==5) ? Status.length : State.length;
+		for (var q=0; q<max_q; q++) {
+
+			// skip this question if it was not used (HP6 v6 only)
+			if (hp==6 && !State[q]) continue;
+
+			// format 'Q' (a padded, two-digit version of 'q')
+			var Q = getQ('JQuiz', q);
+
+			// add separator
+			if (JQuiz[0]) qDetails += makeSeparator(Q);
+
+			if (hp==6 && JQuiz[11]) { // question type
+				var x = parseInt(I[q][2]);
+				x = (x==0) ? 'multiple-choice' : (x==1) ? 'short-answer' : (x==2) ? 'hybrid' : (x==3) ? 'multi-select' : 'n/a';
+				qDetails += hpHiddenField(Q+'type', x);
+			}
+
+			// score (as %)
+			var x = (hp==5) ? Status[q][4]*10 : I[q][0]*State[q][0];
+			if (x<0) x = 0;
+			qDetails += hpHiddenField(Q+'score', Math.floor(x)+'%');
+
+			if (hp==6 && JQuiz[10]) { // weighting
+				qDetails += hpHiddenField(Q+'weighting', I[q][0]);
+			}
+			if (JQuiz[1]) { // question text
+				var x = (hp==5) ? I[q][0] : (document.getElementById) ? GetTextFromNodeN(document.getElementById('Q_'+q), 'QuestionText') : '';
+				qDetails += hpHiddenField(Q+'question', x);
+			}
+			if (JQuiz[2]) { // student's correct answers
+				var x = (HP[_correct][q]) ? HP[_correct][q] : '';
+				qDetails += hpHiddenField(Q+'correct', x);
+			}
+			if (JQuiz[3]) { // ignored and wrong answers
+				var x = (hp==5) ? new Array() : GetJQuizAnswerDetails(q, 1);
+				if (hp==5) {
+					for (var i=0; i<I[q][1].length; i++) {
+						var correct = HP[_correct][q] ? HP[_correct][q] : '';
+						if (I[q][1][i][0] && I[q][1][i][0].toUpperCase()!=correct.toUpperCase()) {
+							x[x.length] = I[q][1][i][0];
+						}
+					}
+				}
+				if (DB[0] || x) qDetails += hpHiddenField(Q+'other', x);
+			}
+			if (hp==6 && JQuiz[7]) { // all selected answers
+				var x = GetJQuizAnswerDetails(q, 0);
+				qDetails += hpHiddenField(Q+'selected', x);
+			}
+			if (JQuiz[8]) { // wrong answers
+				var x = (HP[_wrong][q]) ? HP[_wrong][q] : '';
+				qDetails += hpHiddenField(Q+'wrong', x);
+			}
+			if (hp==6 && JQuiz[9]) { // ignored answers
+				var x = GetJQuizAnswerDetails(q, 4);
+				qDetails += hpHiddenField(Q+'ignored', x);
+			}
+			if (JQuiz[4]) { // number of hints
+				var x = (HP[_hints][q]) ? HP[_hints][q] : 0;
+				qDetails += hpHiddenField(Q+'hints', x);
+			}
+			if (JQuiz[5] || JQuiz[12]) { // number of checks
+				if (JQuiz[12]) { // strictly checks only
+					var x = (HP[_checks][q]) ? HP[_checks][q] : 0;
+				} else { // checks (+ hints in HP6)
+					var x = (hp==5) ? Status[q][1] : (State[q][2]-1);
+				}
+				qDetails += hpHiddenField(Q+'checks', x);
+			}
+			if (JQuiz[13]) { // ShowAnswer button
+				var x = (HP[_clues][q]) ? HP[_clues][q] : 0;
+				qDetails += hpHiddenField(Q+'clues', x);
+			}
+		} // end for
+	} // end if
+
+	return qDetails;
+}
+function GetTextFromNodeN(obj, className, n) {
+	// returns the text under the nth node of obj with the target class name
+	var txt = '';
+	if (obj && className) {
+		if (typeof(n)=='undefined') {
+			n = 0;
+		}
+		var nodes = GetNodesByClassName(obj, className);
+		if (n<nodes.length) {
+			txt += GetTextFromNode(nodes[n]);
+		}
+	}
+	return txt;
+}
+function GetNodesByClassName(obj, className) {
+	// returns an array of nodes with the target classname
+	var nodes = new Array();
+	if (obj) {
+		if (className && obj.className==className) {
+			nodes.push(obj);
+		} else if (obj.childNodes) {
+			for (var i=0; i<obj.childNodes.length; i++) {
+				nodes = nodes.concat(GetNodesByClassName(obj.childNodes[i], className));
+			}
+		}
+	}
+	return nodes;
+}
+function GetTextFromNode(obj) {
+	// return text in (and under) a single DOM node
+	var txt = '';
+	if (obj) {
+		if (obj.nodeType==3) {
+			txt = obj.nodeValue + ' ';
+		}
+		if (obj.childNodes) {
+			for (var i=0; i<obj.childNodes.length; i++) {
+				txt += GetTextFromNode(obj.childNodes[i]);
+			}
+		}
+	}
+	return txt;
+}
+function GetJQuizAnswerDetails(q, flag) {
+	// flag : the type of information required about the student's answers
+	//	0 : all student's answers
+	//	1 : student's wrong and ignored answers
+	//	2 : student's correct answers
+	//	3 : student's wrong answers
+	//	4 : ignored answers
+
+	var x = State[q][5]; //Sequence of answers chosen by number
+
+	if (I[q][2]=='3') { // multi-select
+
+		if (flag==4) {
+			var x = new Array();
+		} else {
+			// get required part of 'x' and convert to array
+			var i = x.lastIndexOf('|');
+			var x = x.substring((flag==2 ? (i+1) : 1), ((flag==0 || flag==2) ? x.length : i)).split('|');
+		}
+		for (var i=0; i<x.length; i++) {
+			var a = new Array();
+			for (var ii=0; ii<x[i].length; ii++) {
+				if (x[i].charAt(ii)=='Y') {
+					var s = JQuiz[6] ? String.fromCharCode(97+ii) : I[q][3][ii][0];
+					if (s && s.replace && window.RegExp) {
+						s = s.replace(new RegExp('\\+', 'g'), '&#43;');
+					}
+					a.push(s);
+				}
+			}
+			x[i] = a.join('+');
+		}
+
+	} else if (x) { // multiple-choice, short-answer and hybrid 
+
+		// remove trailing comma and convert to array
+		x = x.substring(0, x.length-1).split(',');
+
+		if (flag) {
+			var a = new Array();
+			if (flag==1 || flag==2 || flag==3) {
+				for (var i=0; i<x.length; i++) {
+					var ii = I[q][3][(x[i].charCodeAt(0)-65)][2];
+					if(((flag==1 || flag==2) && ii==1) || (flag==3 && ii==0)) a.push(x[i]);
+				}
+			}
+			if (flag==1) {
+				x = a;
+				a = new Array();
+			}
+			if (flag==1 || flag==4) {
+				for (var i=0; i<I[q][3].length; i++) {
+					var s = String.fromCharCode(65+i);
+					for (var ii=0; ii<x.length; ii++) {
+						if (x[ii]==s) break;
+					}
+					if (ii==x.length) a.push(s);
+				}
+			}
+			x = a;
+		}
+
+		// convert answer indexes to values, if required
+		if (JQuiz[6]==false) {
+			for (var i=0; i<x.length; i++) {
+				var ii = x[i].charCodeAt(0) - 65;
+				x[i] = I[q][3][ii][0];
+			}
+		}
+	} else {
+		x = new Array();
+	}
+	return x;
+}
+function GetRhubarbDetails(v) {
+	qDetails = '';
+	if (v==6) {
+		var q = 0; // always zero
+		var Q = getQ('Rhubarb', q);
+		if (document.title) { // use quiz title as question name
+			qDetails += hpHiddenField(Q+'name', document.title);
+		}
+
+		if (Rhubarb[0]) { // correct words
+			var x = (HP[_correct][q]) ? HP[_correct][q] : '';
+			if (Rhubarb[1]) { // count of correct words
+				for (var i=0,ii=0; i<x.length; i++) {
+					if (x[i]) ii++;
+				}
+				x = ii;
+			}
+			qDetails += hpHiddenField(Q+'correct', x);
+		}
+		if (Rhubarb[2]) { // wrong words
+			var x = (HP[_wrong][q]) ? HP[_wrong][q] : '';
+			if (Rhubarb[3]) { // count of wrong words
+				x = x.length;
+			}
+			qDetails += hpHiddenField(Q+'wrong', x);
+		}
+		if (Rhubarb[4]) { // ignored
+			var x = '';
+			qDetails += hpHiddenField(Q+'ignored', x);
+		}
+
+		if (Rhubarb[5]) { // hints
+			var x = (HP[_hints][q]) ? HP[_hints][q] : '';
+			qDetails += hpHiddenField(Q+'hints', x);
+		}
+	}
+	return qDetails;
+}
+function GetSequiturDetails(v) {
+	qDetails = '';
+	// there is no information available ... at the moment
+	return qDetails;
+}
+
+// *********************
+//	click event handlers
+// *********************
+
+function hpClick(x, args) {
+	// x is the button type
+	// args is either empty, a single argument, or an array of arguments
+	var btn = (x==1) ? 'Hint' : (x==2) ? 'Clue' : (x==3) ? 'Check' : (x==4)  ? 'Enter' : '';
+	if (btn) {
+
+		// convert args to array, if necessary
+		var t = typeof(args);
+		if (t=='object') {
+			// do nothing (args is already an array)
+		} else if (t=='undefined') {
+			args = new Array();
+		} else {
+			args = new Array(''+args);
+		}
+
+		// call handler for this kind of button
+		var x = eval('hpClick'+btn+'('+hpVersion()+','+hpQuizType()+','+hpQuizVersion()+',args);');
+	}
+}
+
+function hpClickHint(hp, t, v, args) {
+	if (t==2 || t==5 || t==6 || t==7) { // JCloze, JMix, JQuiz, Rhubarb
+		var q = args[0]; // clue/question number
+		if (!HP[_hints][q]) HP[_hints][q] = 0;
+		HP[_hints][q]++;
+	}
+	if (t==3) { // JCross
+		if (v==6 || v==5) {
+			var q = args[0]; // clue/question number
+			var AD = args[1]; // direction ('A' or 'D')
+			if (!HP[_hints][AD]) HP[_hints][AD] = new Array();
+			if (!HP[_hints][AD][q]) HP[_hints][AD][q] = 0;
+			HP[_hints][AD][q]++;
+		}
+	}
+	return true;
+}
+function hpClickClue(hp, t, v, args) {
+	if (t==2 || t==3 || t==6) { // JCloze or JCross, or JQuiz (ShowAnswer button)
+		var q = args[0]; // clue/question number
+		if (!HP[_clues][q]) HP[_clues][q] = 0;
+		HP[_clues][q]++;
+	}
+	return true;
+}
+function hpClickCheck(hp, t, v, args) {
+	if (t==2) { // JCloze
+		if (v==5 || v==6) {
+
+			var r = hpRottmeier();
+
+			var already_correct = 'true';
+			if (r==0) {
+				already_correct = (hp==5) ? 'State[i][4]==1' : 'State[i].AnsweredCorrectly==true';
+			} else if (r==1) { // DropDown
+				already_correct = 'GapList[i][1].GapLocked==true';
+			} else if (r==2.1) { // Find-It 3a
+				already_correct = 'GapList[i][1].ErrorFound==true';
+			} else if (r==2.2) { // Find-It 3b
+				already_correct = 'GapList[i][1].GapSolved==true';
+			}
+
+			var i_max = I.length;
+			for (var i=0; i<i_max; i++) {
+
+				if (eval(already_correct)) continue;
+
+				var g = '';
+				if (r==0 || r==2.2) {
+					g = GetGapValue(i);
+				} else if (r==1) { // DropDown
+					if (hp==5) {
+						g = eval('document.Cloze.Gap'+i+'.value');
+					} else if (hp==6) {
+						g = Get_SelectedDropValue(i);
+					}
+				} else if (r==2.1 && i==args[0]) { // Find-It 3a
+					g = I[i][1][0][0];
+				}
+				if (g) {
+
+					if (!HP[_checks][i]) HP[_checks][i] = 0;
+					HP[_checks][i]++;
+
+					if (!HP[_guesses][i]) HP[_guesses][i] = new Array();
+					var ii = HP[_guesses][i].length;
+
+					// is this a new guess at this gap?
+					if (ii==0 || g!=HP[_guesses][i][ii-1]) { 
+						HP[_guesses][i][ii] = g;
+
+						var G = g.toUpperCase();
+	
+						var ii_max = I[i][1].length;
+						for (var ii=0; ii<ii_max; ii++) {
+							if (window.CaseSensitive) {
+								if (g==I[i][1][ii][0]) break;
+							} else {
+								if (G==I[i][1][ii][0].toUpperCase()) break;
+							}
+						}
+	
+						if (ii==ii_max) { // guess is wrong
+							if (!HP[_wrong][i]) HP[_wrong][i] = new Array();
+							var ii_max = HP[_wrong][i].length;
+							for (var ii=0; ii<ii_max; ii++) {
+								if (HP[_wrong][i][ii]==g) break;
+							}
+							if (ii==ii_max) {
+								HP[_wrong][i][ii] = g;
+							}
+						} else { // guess is correct
+							HP[_correct][i] = g;
+						}
+					}
+				}
+			}
+		}
+	}
+
+	if (t==3) { // JCross
+		if (v==5 || v==6) {
+			var q = args[0]; // clue/question number
+			for (var row=0; row<L.length; row++) {
+				for (var col=0; col<L[row].length; col++) {
+					var q = (v==5) ? C[row][col] : CL[row][col];
+					if (q) {
+						hpClickCheckJCrossV5V6(hp, v, 'A', q, row, col);
+						hpClickCheckJCrossV5V6(hp, v, 'D', q, row, col);
+					}
+				}
+			}
+		}
+	}
+	if (t==4) { // JMatch
+		var a = new Array();
+		var extra = ''; // extra js code to eval(uate)
+		var guess = ''; // js code to eval(uate) guess
+		var correct = ''; // js code to eval(uate) correct answer
+
+		if (window.D && window.F) {
+			// drag-and-drop, i.e. v5+ and v6+ (HP5 and HP6)
+			a = F;
+			guess = 'GetJMatchRHS(v,i)';
+			correct = 'GetJMatchRHS(v,i,true)';
+
+		} else  if (window.GetKeyFromSelect) {
+			// HP6 v6
+			a = Status;
+			guess = 'GetJMatchRHS(v,i)';
+			correct = 'GetJMatchRHS(v,i,true)';
+
+		} else if (window.GetAnswer) {
+			// HP5 v6,v5
+			a = I;
+			guess = "(I[i][2]==0||I[i][0]=='')?'':GetAnswer(i)";
+			correct = 'I[i][3])';
+
+		} else if (window.Draggables) {
+			// HP5 v4
+			a = Draggables;
+			s = "Draggables[i].correct=='1'";
+
+		} else if (window.CorrectAnswers) {
+			// HP5 v3
+			a = CorrectAnswers;
+			guess = 'document.QuizForm.elements[i*2].selectedIndex';
+			correct = 'CorrectAnswers[i]';
+		}
+
+		for (var i=0; i<a.length; i++) {
+
+			// check this match has not already been finished
+			if (!HP[_correct][i]) {
+
+				// do extra setup, if necessary
+				if (extra) eval(extra);
+
+				// get the guess, if any
+				var g = ''+eval(guess);
+				if (g) {
+
+					// is the guess correct?
+					if (g==eval(correct)) {
+						HP[_correct][i] = g;
+
+					} else { // wrong answer
+
+						// initialize wrong guess array if necessary
+						if (!HP[_wrong][i]) HP[_wrong][i] = new Array();
+
+						// check to see if the guess is already in the guess array
+						var i_max = HP[_wrong][i].length;
+						for (var ii=0; ii<i_max; ii++) {
+							if (HP[_wrong][i][ii]==g) break;
+						}
+
+						// add the guess if it was not found
+						if (ii==i_max) {
+							HP[_wrong][i][ii]=g;
+						} else {
+							g = null; // this is not a new answer
+						}
+					}
+
+					// increment checks for this question, if necessary
+					if (g) {
+						if (!HP[_checks][i]) HP[_checks][i] = 0;
+						HP[_checks][i]++;
+					}
+				}
+			}
+		}
+	} // end if JMatch
+
+	if (t==5) { // JMix
+
+		// get question number (always 0)
+		var q = args[0];
+
+		// check question has not already been answered correctly
+		if (!HP[_correct][q]) {
+
+			// match current guess against possible correct answers
+			var a_max = Answers.length;
+			for (var a=0; a<a_max; a++) {
+				var i_max = Answers[a].length;
+				for (var i=0; i<i_max; i++) {
+					if (Answers[a][i] != GuessSequence[i]) break;
+				}
+				if (i==i_max) break; // correct answer was found
+			}
+			// at this point, (a==a_max) means guess is wrong
+
+			// get array of segment texts in this g(uess)
+			var g = GetJMixSequence(GuessSequence);
+
+			// convert g(uess) array and to a s(tring)
+			var s = '';
+			var i_max = g.length;
+			for (var i=0; i<i_max; i++) {
+				g[i] = trim(g[i]);
+				if (g[i]!='') {
+					s += (s=='' ? '' : '+') +  g[i];
+				}
+			}
+			if (s) {
+				if (a==a_max) { // wrong
+					if (!HP[_wrong][q]) HP[_wrong][q] = new Array();
+					var i = HP[_wrong][q].length;
+					HP[_wrong][q][i] = s;
+				} else { // correct
+					HP[_correct][q] = s;
+				}
+
+				// increment checks for this question
+				if (!HP[_checks][q]) HP[_checks][q] = 0;
+				HP[_checks][q]++;
+			}
+		}
+	}
+
+	if (t==6) { // JQuiz
+
+		if (hp==5 || hp==6) {
+			var q = args[0]; // clue/question number
+
+			if (hp==5) {
+				if (v==5) {
+					var g = TrimString(eval('BottomFrame.document.QForm' + q + '.Guess').value);
+				} else if (v==6) {
+					var g = TrimString(eval('document.QForm.Guess').value);
+				}
+			} else  { // HP 6
+				var g = args[1];
+			}
+
+			// increment check count
+			if (!HP[_checks][q]) HP[_checks][q] = 0;
+			HP[_checks][q]++;
+
+			if (g) {
+				var G = g.toUpperCase(); // used for shortanswer only
+				var correct_answer = ''; // used for multiselect only
+
+				// set index of answer array in I (the question array)
+				var ans = (hp==5) ? 1 : 3;
+
+				var i_max = I[q][ans].length;
+				for (var i=0; i<i_max; i++) {
+
+					// is this a (possible) correct answer?
+					if (hp==5 || (hp==6 && I[q][ans][i][2])) {
+
+						if (hp==6 && I[q][2]==3) { // multiselect
+							correct_answer += (correct_answer  ? '&#43;' : '') + I[q][ans][i][0];
+
+						} else { // multichoice, shortanswer
+
+							if (window.CaseSensitive) {
+								if (g==I[q][ans][i][0]) break;
+							} else {
+								if (G==I[q][ans][i][0].toUpperCase()) break;
+							}
+						}
+					}
+				}
+				if (i==i_max && g!=correct_answer) { // wrong
+					if (!HP[_wrong][q]) HP[_wrong][q] = new Array();
+					var i_max = HP[_wrong][q].length;
+					for (var i=0; i<i_max; i++) {
+						if (HP[_wrong][q][i]==g) break;
+					}
+					if (i==i_max) HP[_wrong][q][i] = g;
+				} else {
+					HP[_correct][q] = g;
+				}
+			}
+		}
+	}
+	if (t==7) { // Rhubarb
+		if (hp==6) {
+			var q = 0; // question number (always zero)
+			var g = args[0]; // InputWord from CheckGuess()
+			if (g) {
+				var G = g.toUpperCase();
+				var i_max = Words.length;
+				for (var i=0; i<i_max; i++) {
+					if (G==Words[i].toUpperCase()) break;
+				}
+				if (i<i_max) { // correct
+					if (!HP[_correct][q]) HP[_correct][q] = new Array();
+					HP[_correct][q][i] = g;
+				} else { // wrong
+					if (!HP[_wrong][q]) HP[_wrong][q] = new Array();
+					var i_max = HP[_wrong][q].length;
+					for (var i=0; i<i_max; i++) {
+						if (G==HP[_wrong][q][i].toUpperCase()) break;
+					}
+					if (i==i_max) HP[_wrong][q][i] = g;
+				}
+			}
+		}
+	}
+	return true;
+}
+function hpClickCheckJCrossV5V6(hp, v, AD, q, row, col) {
+	// v is the version of Hot Potatoes
+	// AD is the direction ('A' or 'D')
+
+	// make sure HP[_checks] and HP[_correct] are initialized
+	if (!HP[_checks][AD]) HP[_checks][AD] = new Array();
+	if (!HP[_correct][AD]) HP[_correct][AD] = new Array();
+
+	// get clue, if any
+	var clue = (hp==5) ? eval('window.'+AD) : GetJCrossClue('Clue_'+AD+'_' + q);
+
+	// is this a question that has not been answered correctly yet?
+	if (clue && !HP[_correct][AD][q]) {
+
+		var check = false;
+		var guess = GetJCrossWord(G, row, col, (AD=='D'));
+		var correct = GetJCrossWord(L, row, col, (AD=='D'));
+
+		if (guess==correct) {
+			HP[_correct][AD][q] = correct;
+			check = true;
+
+		} else if (guess) {
+
+			// make sure HP[_wrong] is initialized
+			if (!HP[_wrong][AD]) HP[_wrong][AD] = new Array();
+			if (!HP[_wrong][AD][q]) HP[_wrong][AD][q] = new Array();
+
+			// check this guess has not been entered before
+			var i_max = HP[_wrong][AD][q].length;
+			for (var i=0; i<i_max; i++) {
+				if (HP[_wrong][AD][q]==guess) break;
+			}
+			// add the guess if it has not been entered before
+			if (i>=i_max) {
+				HP[_wrong][AD][q][i] = guess;
+				check = true;
+			}
+		}
+
+		// update HP[_checks], if necessary
+		if (check) {
+			if (!HP[_checks][AD]) HP[_checks][AD] = new Array();
+			if (!HP[_checks][AD][q]) HP[_checks][AD][q] = 0;
+			HP[_checks][AD][q]++;
+		}
+	}
+}
+function hpClickEnter(hp, t, v, args) {
+	if (t==3) { // JCross
+		var q = args[0]; // clue/question number
+		if (!HP[_enter][q]) HP[_enter][q] = 0;
+		HP[_enter][q]++;
+	}
+	return true;
+}
+function GetJMatchQuestionDetails(hp, v) {
+	var qDetails = '';
+
+	// HP5.5 uses "I" for v5 and v6 JMatch quizzes
+	// var hp5 = (window.I) ? true : false;
+
+	// check the quiz version
+	if (hp==5 || hp==6) {
+
+		if (JMatch[1] && v==6.1) { // attempts
+			qDetails += hpHiddenField('JMatch_attempts', Penalties+1);
+		}
+
+		// get number of questions
+		var max_q = (hp==5 || v==6) ? Status.length : F.length;
+
+		// get details for each question
+		for (var q=0; q<max_q; q++) {
+
+			// format 'Q' (a padded, two-digit version of 'q')
+			var Q = getQ('JMatch', q);
+
+			// add separator, if required
+			if (JMatch[0] && (JMatch[1] || JMatch[2] || JMatch[3])) {
+				qDetails += makeSeparator(Q);
+			}
+			if (JMatch[1] && (hp==5 || v==6)) { // attempts
+				qDetails += hpHiddenField(Q+'attempts', Status[q][1]);
+			}
+			if (JMatch[2]) { // LHS text
+				var x = (v==5) ? I[q][0] : (v==6) ? GetJMatchText(q, 'LeftItem') : F[q][0];
+				qDetails += hpHiddenField(Q+'lhs', x);
+			}
+			if (JMatch[3]) { // RHS text (correct answer)
+				//var x = (v==5) ? I[q][1] : (v==6) ? GetJMatchText(q, 'RightItem') : GetJMatchRHS(v, q);
+				//qDetails += hpHiddenField(Q+'rhs', x);
+				var x = HP[_correct][q] ? HP[_correct][q] : '';
+				qDetails += hpHiddenField(Q+'correct', x);
+			}
+			if (JMatch[4]) { // wrong answers
+				var x = HP[_wrong][q] ? HP[_wrong][q] : '';
+				qDetails += hpHiddenField(Q+'wrong', x);
+			}
+			if (JMatch[5]) { // checks
+				var x = HP[_checks][q] ? HP[_checks][q] : 0;
+				qDetails += hpHiddenField(Q+'checks', x);
+			}
+		} // end for
+	}
+	return qDetails;
+}
+
+// *********************
+//   library functions
+// *********************
+
+function pad(i, l) {
+	var s = (i+'');
+	while (s.length<l) s = '0' + s;
+	return s;
+}
+function getQ(section, q) {
+	// Q is a padded, two-digit version of the question number, 'q', prefixed by 'section'
+	return section + '_q' + (q<9 ? '0' : '') + (q+1) + '_';
+}
+function makeSeparator(Q) {
+	return 	is_LMS() ? '' : hpHiddenField(Q.substring(0, Q.length-1), '---------------------------------');
+}
+function hpHiddenField(name, value, comma, forceHTML) {
+	var field = '';
+	var t = typeof(value);
+	if (t=='string') {
+		value = encode_entities(value);
+	} else if (t=='object') { // array
+		var values = value;
+		var i_max = values.length;
+		value = '';
+		if (comma==null) comma = ','; 
+		for (var i=0; i<i_max; i++) {
+			values[i] = trim(values[i]);
+			if (values[i]!='') {
+				value += (i==0 ? '' : comma) +  encode_entities(values[i]);
+			}
+		}
+	}
+	if (is_LMS() && !forceHTML) {
+		if (value && value.indexOf && value.indexOf('<')>=0 && value.indexOf('>')>=0) {
+			value = '<![CDATA[' + value + ']]>';
+		}
+		field = '<field><fieldname>' + name + '</fieldname><fielddata>' + value + '</fielddata></field>';
+	} else {
+		field = '<input type=hidden name="' + name + '" value="' + value + '">';
+	}
+	return field;
+}
+function trim(s) {
+	if (s==null) s = '';
+	var i = 0;
+	var ii = s.length;
+	while (i<ii && s.charAt(i)==' ') {
+		i++;
+	}
+	while (ii>i && s.charAt(ii-1)==' ') {
+		ii--;
+	}
+	return s.substring(i, ii);
+}
+function encode_entities(s_in) {
+	var i_max = (s_in) ? s_in.length : 0;
+	var s_out = '';
+	for (var i=0; i<i_max; i++) {
+		var c = s_in.charCodeAt(i);
+		// 34 : double quote .......["] &amp;
+		// 38 : single quote .......['] &apos;
+		// 43 : plus sign ..........[+]
+		// 44 : comma ..............[,]
+		// 60 : left angle bracket .[<] &lt;
+		// 62 : right angle bracket [>] &gt;
+		// >=128 multibyte character
+		s_out += (c==43 || c==44 || c>=128) ? ('&#x' + pad(c.toString(16), 4) + ';') : s_in.charAt(i);
+	}
+	return s_out;
+}
+
+// *********************
+//	initialization
+//	  functions
+// *********************
+
+function getTime(obj) {
+	obj = obj ? obj : new Date();
+
+	// get year, month and day
+	//	for an LMS : yyyy-mm-dd
+	//	for email  : DayName MonthName dd yyyy
+	var s = is_LMS() ? 
+		obj.getFullYear() + '-' + pad(obj.getMonth()+1, 2) + '-' + pad(obj.getDate(), 2) : 
+		MSG[16][obj.getDay()] + ' ' + MSG[17][obj.getMonth()] + ' ' + pad(obj.getDate(), 2) + ' ' + obj.getFullYear()
+	;
+
+	// get hours, minutes and seconds (hh:mm:ss)
+	s += ' ' + pad(obj.getHours(), 2) + ':' + pad(obj.getMinutes(), 2) + ':' + pad(obj.getSeconds(), 2);
+
+	// get time difference
+	//	for an LMS : +xxxx
+	//	for email  : GMT+xxxx
+	var x = obj.getTimezoneOffset(); // e.g. -540
+	if (!isNaN(x)) {
+		s += ' ' + (is_LMS() ? '' : 'GMT') + (x<0 ? '+' : '-');
+		x = Math.abs(x);
+		s += pad(parseInt(x/60), 2) + pad(x - (parseInt(x/60)*60), 2);
+	}
+
+	return s;
+}
+
+function getFunc(fn) {
+	if (typeof(fn)=='string') {
+		fn = eval('window.' + fn);
+	}
+	return (typeof(fn)=='function') ? fn : null;
+}
+function getFuncCode(fn, extraCode, anchorCode, beforeAnchor) {
+	var s = '';
+	var obj = getFunc(fn);
+	if (obj) {
+		s = obj.toString();
+		var i1 = s.indexOf('{')+1;
+		var i2 = s.lastIndexOf('}');
+		if (i1>0 && i1<i2) {
+			s = s.substring(i1, i2);
+		}
+	}
+	if (extraCode) {
+		if (anchorCode) {
+			if (beforeAnchor) {
+				s = replaceLast(anchorCode, extraCode + anchorCode, s);
+			} else {
+				s = replaceLast(anchorCode, anchorCode + extraCode, s);
+			}
+		} else {
+			if (beforeAnchor) {
+				s = extraCode + s;
+			} else {
+				s = s + extraCode;
+			}
+		}
+	}
+	return s;
+}
+function getArgsStr(args) {
+	// make s(tring) version of function args array
+	var s = '';
+	var i_max = args.length;
+	for (var i=0; i<i_max; i++) {
+		s += '"' + args[i] + '",';
+	}
+	return s;
+}
+function getFuncArgs(fn, flag) {
+	// flag==0 : return args as string
+	// flag==1 ; return args as array
+
+	var i = 0;
+	var a = new Array();
+
+	var obj = getFunc(fn);
+	if (obj) {
+
+		var s = obj.toString();
+		var i1 = s.indexOf('(') + 1;
+		var i2 = s.indexOf(')', i1);
+
+		// add args to a(rray)
+		while (i1>0 && i1<i2) {
+			var i3 = s.indexOf(',', i1); // next comma
+			if (i3<0 || i3>i2) i3 = i2;
+			a[i++] = trim(s.substring(i1, i3));
+			i1 = i3+1;
+		}
+	}
+
+	return flag ? a : getArgsStr(a);
+}
+function getPrompt(fn) {
+	// the LoginPrompt is the text string in the first prompt(...) statement
+	//	v5 : in the StartUp function
+	//	v6 : in the GetUserName function
+	// Note: netscape uses double-quote as delimiter, others use single quote
+	var s = getFuncCode(fn);
+	var i1 = s.indexOf('prompt') + 8;
+	var i2 = s.indexOf(s.charAt(i1-1), i1); 
+
+	var p = (i1>=8 && i2>i1) ? s.substring(i1, i2) : '';
+
+	// make sure browser has decoded the unicode prompt properly
+	// this check is mainly for ns4, but there may be others
+	if (window.RegExp) {
+		var r = new RegExp('u([0-9A-F]{4})');
+		var m = r.exec(p);
+		while (m) {
+			p = p.replace(m[0], '&#' + parseInt(m[1], 16) + ';');
+			m = r.exec(p);
+		}
+	}
+	return p;
+}
+function getStartUpCode(fn) {
+	// the main initialization code comes from the StartUp function
+	//	v5 : the code before "UserName", if any, 
+	//	     and the code after the 2nd subsequent '}'
+	//	v6 : the code before and after 'GetUserName();' 
+	//	     i.e. all the code except the call to 'GetUserName();'
+	var s = getFuncCode(fn);
+	var i1 = s.indexOf('GetUserName();');
+	if (i1>=0) { // v6 
+		var i2 = i1 + 14;
+	} else { // v5
+		var i1 = s.indexOf('UserName');
+		var i2 = s.indexOf('}', s.indexOf('}', i1+8)+1)+1;
+	}
+	return (0<i1 && i1<i2) ? s.substring(0, i1) + s.substring(i2) : '';
+}
+function is_LMS() {
+	if (!window.hpCheckedForm) {
+		window.hpCheckedForm = true;
+		window.hpFoundForm = hpFindForm('store') ? true : false;
+	}
+	return hpFoundForm;
+}
+
+function hpFeedback() {
+	if (FEEDBACK[0]) {
+		var url = '';
+		var html = '';
+
+		if (FEEDBACK[1] && FEEDBACK[2]) { // formmail
+			html += '<html><body>'
+				+ '<form action="' + FEEDBACK[0] + '" method="POST">'
+				+ '<table border="0">'
+				+ '<tr><th valign="top" align="right">' + FEEDBACK[7] + ':</th><td>' + document.title + '</td></tr>'
+				+ '<tr><th valign="top" align="right">' + FEEDBACK[8] + ': </th><td>'
+			;
+			if (typeof(FEEDBACK[1])=='string') {
+				html += FEEDBACK[1] + hpHiddenField('recipient', FEEDBACK[1], ',', true);
+
+			} else if (typeof(FEEDBACK[1])=='object') {
+
+				var i_max = FEEDBACK[1].length;
+				if (i_max==1) { // one teacher
+					html += FEEDBACK[1][0][0] + hpHiddenField('recipient', FEEDBACK[1][0][0]+' &lt;'+FEEDBACK[1][0][1]+'&gt;', ',', true);
+
+				} else if (i_max>1) { // several teachers
+					html += '<select name="recipient">';
+					for (var i=0; i<i_max; i++) {
+						html += '<option value="'+FEEDBACK[1][i][1]+'">' + FEEDBACK[1][i][0] + '</option>';
+					}
+					html += '</select>';
+				}
+			}
+			html += '</td></tr>'
+				+	'<tr><th valign="top" align="right">' + FEEDBACK[9] + ':</th>'
+				+	'<td><TEXTAREA name="message" rows="10" cols="40"></TEXTAREA></td></tr>'
+				+	'<tr><td>&nbsp;</td><td><input type="submit" value="' + FEEDBACK[6] + '">'
+				+ 	hpHiddenField('realname', FEEDBACK[2], ',', true)
+				+ 	hpHiddenField('email', FEEDBACK[3], ',', true)
+				+ 	hpHiddenField('subject', document.title, ',', true)
+				+ 	hpHiddenField('title', document.title, ',', true)
+				+ 	hpHiddenField('return_link_title', FEEDBACK[10], ',', true)
+				+ 	hpHiddenField('return_link_url', 'javascript:self.close()', ',', true)
+				+	'</td></tr></table></form></body></html>'
+			;
+		} else if (FEEDBACK[1]) { // url only
+
+			if (typeof(FEEDBACK[1])=='object') {
+				var i_max = FEEDBACK[1].length;
+				if (i_max>1) { // several teachers
+					html += '<html><body>'
+						+ '<form action="' + FEEDBACK[0] + '" method="POST" onsubmit="this.action+=this.recipient.options[this.recipient.selectedIndex].value">'
+						+ '<table border="0">'
+						+ '<tr><th valign="top" align="right">' + FEEDBACK[7] + ':</th><td>' + document.title + '</td></tr>'
+						+ '<tr><th valign="top" align="right">' + FEEDBACK[8] + ': </th><td>'
+					;
+					html += '<select name="recipient">';
+					for (var i=0; i<i_max; i++) {
+						html += '<option value="'+FEEDBACK[1][i][1]+'">' + FEEDBACK[1][i][0] + '</option>';
+					}
+					html += '</select>';
+					html += '</td></tr>'
+						+	'<tr><td>&nbsp;</td><td><input type="submit" value="' + FEEDBACK[6] + '">'
+						+	'</td></tr></table></form></body></html>'
+					;
+				} else if (i_max==1) { // one teacher
+					url = FEEDBACK[0] + FEEDBACK[1][0][1];
+				}
+
+			} else if (typeof(FEEDBACK[1])=='string') {
+				url = FEEDBACK[0] + FEEDBACK[1];
+			}
+		} else {
+			url = FEEDBACK[0];
+		}
+		if (url || html) {
+			var w = openWindow(url, 'feedback', FEEDBACK[4], FEEDBACK[5], 'RESIZABLE,SCROLLBARS', html);
+			if (!w) {
+				 // unable to open popup window
+				alert(MSG[18]);
+			}
+		}
+	}
+}
+
+// ********************
+//	intercept clicks
+// ********************
+function hpInterceptFeedback() {
+	// modify the function which writes feedback
+	// 	v6: ShowMessage(Feedback)
+	//		but Rhubarb prints score in other functions, so use 'CheckFinished'
+	//	v5: WriteFeedback(Feedback)
+	//	v4: WriteFeedback(Stuff)
+	//	v3: WriteFeedback(Feedback) [except JMatch]
+	//	v3: CheckAnswer()           [JMatch only]
+	var f = window.CheckWord ? 'CheckFinished' : window.ShowMessage ? 'ShowMessage' : window.WriteFeedback ? 'WriteFeedback' : 'CheckAnswer';
+	var s = getFuncCode(f) + 'Finish();';
+	var a = getFuncArgs(f, true);
+	if (a[0] && window.FEEDBACK && FEEDBACK[0]) {
+		s = a[0] + "+='<br /><br />" + '<a href="javascript:hpFeedback();">' + FEEDBACK[6] + "</A>';" + s;
+	}
+	eval('window.' + f + '=new Function(' + getArgsStr(a) + 's);');
+}
+function hpInterceptHints() {
+	// modify the function which shows hints
+	//	JBC:    none
+	//	JCloze  v3-v6: ShowHint()
+	//	JCross  v3: Cheat(), v4: ShowHint(), v5-v6[HP5]: ShowHint(Across,x,y,BoxName), v6[HP6]: ShowHint(Across,ClueNum,x,y,BoxId)
+	//	JMatch: none
+	//	JMix    v5-v6: CheckAnswer(CheckType=1)
+	//	JQuiz   v3: CheckAnswer(ShowHint=true, QNum), v4: CheckAnswer(ShowHint=true), v5-v6[HP5]: CheckAnswer(ShowHint=true,QNum), v6[HP6]: ShowHint(QNum)
+
+	var x = ''; // extra code, if any
+
+	if (window.Cheat) {
+		// JCross v3 ?
+
+	} else if (window.ShowHint) {
+		var f = 'ShowHint';
+		var a = getFuncArgs(f, true);
+
+		if (a.length==0) {
+			if (window.FindCurrent) {
+				// JCloze v3-v6
+				x = 'var q=window.Locked?-1:FindCurrent();if(q>=0&&GetHint(q))hpClick(1,q);';
+			} else {
+				// JCross v4
+				// work out which box would have a hint added
+				// work out which question that box is part of using GridMap and WinLetters
+			}
+
+		} else if (a[0]=='Across') {
+			if (a[1]=='ClueNum') {
+				// JCross v6 [HP6]
+				x = "var args=new Array(ClueNum,Across?'A':'D');hpClick(1,args);";
+			} else if (a[1]=='x' && a[2]=='y') {
+				// JCross v5-v6 [HP5]
+				x = "var args=new Array(C[x][y],Across?'A':'D');hpClick(1,args);";
+			}
+
+		} else if (a[0]=='QNum') {
+			// JQuiz v6[HP6]
+			x = 'hpClick(1,QNum);';
+		}
+
+	} else if (window.Hint) {
+		// Rhubarb
+		var f = 'Hint';
+		var a = getFuncArgs(f, true);
+		x = 'hpClick(1,0);'; // question number is always zero
+	
+	} else if (window.CheckAnswer) {
+		var f = 'CheckAnswer';
+		var a = getFuncArgs(f, true);
+
+		if (a[0]=='ShowHint') {
+			if (a[1]=='QNum') {
+				// JQuiz v3, v5-v6[HP5]
+				x = 'if(ShowHint)hpClick(1,QNum);'; 
+			} else {
+				// JQuiz v4
+				x = 'if(ShowHint)hpClick(1,QNum-1);'; // QNum is a global variable
+			}
+		} else if (a[0]=='CheckType') {
+			// JMix v5-v6
+			x = 'if(CheckType==1)hpClick(1,0);'; // question number is always 0;
+		}
+	}
+	// add the e(x)tra code, if any, to the start of the hint (f)unction
+	if (x) {
+		var s = getFuncCode(f, x, '', true);
+		eval('window.' + f + '=new Function(' + getArgsStr(a) + 's);');
+	}
+}
+function hpInterceptClues() {
+	// modify the function which shows clues (or ShowAnswers in JQuiz)
+	//	JBC:    none
+	//	JCloze  v3-v6: ShowClue(ItemNum)
+	//	JCross  v3-v4: ShowClue(ClueNum), v5-v6: ShowClue(ClueNum,x,y)
+	//	JMatch  none
+	//	JMix    none
+	//	JQuiz   ShowAnswers(QNum)
+
+	var x = ''; // extra code, if any
+
+	if (window.ShowClue) {
+		var f = 'ShowClue';
+		var a = getFuncArgs(f, true);
+
+		if (a[0]=='ItemNum') {
+			// JCloze (v3-v6)
+			x = 'if(!window.Locked)hpClick(2,ItemNum);'; // v6 [HP6] uses window.Locked
+
+		} else if (a[0]=='ClueNum') {
+			if (a[1]=='x' && a[2]=='y') {
+				if (window.A && window.D) {
+					// JCross v5-v6 [HP5]
+					x = 'if(A[ClueNum]||D[ClueNum])hpClick(2,ClueNum);';
+				} else if (document.getElementById) {
+					// JCross v6 [HP6]
+					x = "if(document.getElementById('clue_' + ClueNum)||document.getElementById('Clue_D_' + ClueNum))hpClick(2,ClueNum);";
+				}
+			} else {
+				if (window.AClues && window.DClues) {
+					// JCross v3-v4
+					x = 'if(AClues[ClueNum]||DClues[ClueNum])hpClick(2,ClueNum);';
+				}
+			}
+		}
+	}
+	// JQuiz: there is no "ShowClue" function but there is a "ShowAnswer" function
+	if (window.ShowAnswers) {
+		var f = 'ShowAnswers';
+		var a = getFuncArgs(f, true);
+		if (window.State) {
+			if (window.ShowMessage) {
+				// JQuiz v6 [HP6]
+				x = 'if(State[QNum][0]<1)hpClick(2,QNum);';
+			} else if (window.WriteFeedback) {
+				// JQuiz v3-v4
+				x = 'if(State[QNum-1][0]<1)hpClick(2,QNum-1);';
+			}
+		} else if (window.Status) {
+			// JQuiz v5-v6 [HP5]
+			x = 'if(Status[QNum][0]<0)hpClick(5,QNum);';
+		}
+
+	}
+	// add the e(x)tra code, if any, to the start of the clue (f)unction
+	if (x) {
+		var s = getFuncCode(f, x, '', true);
+		eval('window.' + f + '=new Function(' + getArgsStr(a) + 's);');
+	}
+}
+function hpInterceptChecks() {
+	// modify the function which handles checks
+	//	JBC:    none
+	//	JCloze  CheckAnswers()
+	//		NB: Rottmeier Find-It 3a: CheckText(GapState,GapId)
+	//	JCross  none
+	//	JMatch  HP5 v3, v5, v6: CheckAnswer(), HP5 v4: CheckResults(), HP6: CheckAnswers()
+	//	JMix    CheckAnswer(CheckType)
+	//	JQuiz 
+	//		HP5: CheckAnswer(ShowHint, QNum)
+	//		HP6: CheckMCAnswer, CheckMultiSelAnswer, CheckShortAnswer
+	//	Rhubarb  CheckWord(InputWord)
+	//	Sequitur CheckAnswer(Chosen, Btn)
+
+	// HP6 JQuiz has three "Check Answer" functions
+	var f = new Array('CheckMCAnswer', 'CheckMultiSelAnswer', 'CheckShortAnswer');
+	for (var i=0; i<f.length; i++) {
+		if (eval('window.' + f[i])) {
+			var a = getFuncArgs(f[i], true);
+			var x = "";
+			if (f[i]=='CheckMCAnswer') {
+				x += "var args=new Array(QNum,I[QNum][3][ANum][0]);";
+
+			} else if (f[i]=='CheckShortAnswer') {
+				x += ""
+				+ "var obj=document.getElementById('Q_'+QNum+'_Guess');"
+				+ "var args=new Array(QNum,obj.value);"
+				;
+
+			} else if (f[i]=='CheckMultiSelAnswer') {
+				x += ""
+				+ "var g='';"
+				+ "for (var ANum=0; ANum<I[QNum][3].length; ANum++){"
+				+ 	"var obj=document.getElementById('Q_'+QNum+'_'+ANum+'_Chk');"
+				+ 	"if (obj.checked)g+=(g?'&#43;':'')+I[QNum][3][ANum][0];"
+				+ "}"
+				+ "var args=new Array(QNum,g);"
+				;
+			}
+			if (x) {
+				x = "if(!Finished&&State[QNum].length&&State[QNum][0]<0){" + x + "hpClick(3,args)}";
+
+				var s = getFuncCode(f[i], x, '', true);
+				eval('window.' + f[i] + '=new Function(' + getArgsStr(a) + 's);');
+			}
+		}
+	}
+
+	var f = ''; // function name
+	var x = ''; // extra code, if any
+	if (window.CheckAnswer) {
+		f = 'CheckAnswer';
+		var a = getFuncArgs(f, true);
+		if (a[0]=='ShowHint') {
+			if (a[1]=='QNum') {
+				// JQuiz v3, v5-v6[HP5]
+				x = 'if(!ShowHint&&Status[QNum][0]<1)hpClick(3,QNum);'; 
+			} else {
+				// JQuiz v4
+				x = 'if(!ShowHint&&State[QNum-1][0]<1)hpClick(3,QNum-1);'; // QNum is a global variable
+			}
+
+		} else if (a[0]=='CheckType') {
+			// JMix v5-v6
+			x = 'if(CheckType==0)hpClick(3,0);'; // question number is always 0;
+
+		} else if (a[0]=='Chosen') {
+			// Sequitur
+			// x = 'if(!(CurrentNumber==TotalSegments||AllDone||Btn.innerHTML==IncorrectIndicator||(CurrentCorrect==Chosen&&CurrentNumber>=(TotalSegments-1))))Finish()';
+		}
+
+	} else if (window.CheckWord) { 
+		f = 'CheckWord';
+		var a = getFuncArgs(f, true);
+		if (a[0]=='InputWord') {
+			// Rhubarb
+			x = 'if(!window.AllDone)hpClick(3,InputWord);';
+		}
+
+	} else if (window.CheckText && !window.CheckAnswers) { // Rottmeier Find-It (3a)
+		f = 'CheckText';
+		var a = getFuncArgs(f, true);
+		if ((a[0]=='bool' && a[1]=='item') || (a[0]=='GapState' && a[1]=='GapId')) {
+			x = 'if(!window.Finished&&'+a[0]+')hpClick(3,'+a[1]+');';
+		}
+	}
+	if (f) {
+		var s = getFuncCode(f, x, '', true);
+		eval('window.' + f + '=new Function(' + getArgsStr(a) + 's);');
+	}
+
+	// JMatch has three possible check functions, depending on the version
+	// (NB: other quiz types also have these functions)
+	var f = new Array('CheckAnswers', 'CheckAnswer', 'CheckResults');
+	for (var i=0; i<f.length; i++) {
+		if (eval('window.' + f[i])) {
+			var a = getFuncArgs(f[i], true);
+			if (a.length==0) {
+				var s = getFuncCode(f[i], "hpClick(3);", '', true);
+				eval('window.' + f[i] + '=new Function(' + getArgsStr(a) + 's);');
+				break; // out of the loop
+			}
+		}
+	}
+}
+
+
+// ***************
+//  fix IE5 and NS6
+// ***************
+
+// add Array.push if required (allows v6 quizzes to run on ie5win)
+if (Array.prototype && Array.prototype.push==null) {
+	Array.prototype.push = new Function("x", "this[this.length]=x");
+}
+
+// add attachEvent function, if required (allows HP5 v6 quizzes to run on ie5mac)
+// 	NOTE: to allow v6 quizzes on ie5mac, the following code 
+// 	needs to be inserted BEFORE the Hot Potatoes javascript
+if (window.attachEvent==null) {
+	window.attachEvent = new Function('evt', 'fn', 'eval("window."+evt+"="+fn)');
+}
+if (document.attachEvent==null) {
+	document.attachEvent = new Function('evt', 'fn', 'eval("document."+evt+"="+fn)');
+}
+
+// fix the ShowMessage function for NS6
+// by removing calls to a button's "focus()" method
+if (navigator.userAgent.indexOf("Netscape6")>=0 && window.ShowMessage) {
+	var s = ShowMessage.toString();
+	var r = new RegExp('document\\.getElementById\\((\'|")FeedbackOKButton(\'|")\\)\\.focus\\(\\);', 'gi');
+	s = s.substring(s.indexOf('{')+1, s.lastIndexOf('}')).replace(r, '');
+	window.ShowMessage = new Function('Feedback', s);
+}
+
+// ns6.0 (in JMix at least) has an error in the FocusAButton function too
+// this could be fixed as follows ...
+//if (window.FocusAButton) {
+//	window.FocusAButton = new Function('return true');
+//}
+// however, ns6.0 then crashes completely when the mouse moves over a link, so don't bother
+
+// Hot Potatoes quiz sniffing
+
+// === v3 ===
+// JBC uses "QuizForm", which contains elements called "Q*_**" (* and ** start at 1)
+// JCloze uses "Cloze" form
+// JCross uses "Crossword" form
+// JMatch uses "QuizForm", which contains elements called "1,2,3..x" and "x+1,x+2...",
+// 	and "CheckForm" form, which contains an element called "ScoreBox"
+// 	it is also the only HP quiz type to use an array called "CorrectAnswers"
+// JQuiz uses "QForm*" forms (* starts at 1), which each contain an element called "Guess"
+
+// === v4 ===
+// JBC uses "QForm" form in "QuestionDiv", which contains elements called "FB* (* starts at 0)"
+// JCloze uses "Cloze" form in "QuestionDiv"
+// JCross uses "Crossword" form in "CWDiv"
+// JMatch uses "ExCheck" form in "TitleDiv"
+// (no JMix in hp4)
+// JQuiz uses "QForm" form in "QuestionDiv", which contains an element called "Answer"
+
+// === v5 ===
+// JBC uses "QForm" form, which contains elements called "FB_*_**" (* and ** start at 0)
+// JCloze uses "Cloze" form
+// JCross writes out "AnswerForm" from a variable called "GetAnswerOpener"
+//	HP5.3: uses "AnswerForm" in "BottomFrame" 
+//	HP5.5: uses "AnswerForm" in "TopFrame", but it is only there when an answer is being input
+// JMatch uses "QForm" form, which contains elements called "sel*" (which disappear by the time the quiz is finished)
+// JMix uses "ButtonForm"
+// JQuiz uses "QForm*" and "Buttons*" (one for each question)
+
+// === v6 ===
+// JBC uses "QForm" form (elements have no name or id)
+// JCloze uses "Cloze" form (elements have no name or id)
+// JCross does not use any forms, 
+//	HP5: has "GridDiv" in "MainDiv"
+//	HP6: has "Clues" table in "MainDiv"
+// JMatch has "MatchDiv" in "MainDiv"
+//	HP5: uses "QForm" form, which contains elements called "sel*"
+// 	HP6: uses "QForm" form, which contains elements called "s*_**"
+// JMix does not use any forms, but has "SegmentDiv" in "MainDiv"
+// JQuiz 
+//	HP5: uses "QForm" form, which contains an element called "Guess"
+//	HP6: has "Questions" ordered list in "MainDiv"
+
+// === v6+ ===
+// JMatch has DIVs called "D*" and  "F*" (* starts at 0)
+// JMix has DIVs called "D*" and  "Drop*" (* starts at 0)
+
+// useful sniffing tools (Cut and Paste to browser address box)
+//javascript:var s="";var x=new quiz_obj();for(X in x)s+=","+X+"="+x[X];alert(s.substring(1));
+//javascript:var s="";var x=document.layers;for(var i=0;i<x.length;i++)s+=","+x[i].name;alert(s.substring(1))
+//javascript:var s="";var x=document.forms;for(var i=0;i<x.length;i++)s+=","+x[i].id;alert(s.substring(1))
+//javascript:var s="";var x=document.forms;for(var i=0;i<x.length;i++)s+=","+x[i].name;alert(s.substring(1))
+//javascript:var s="";var x=document.forms.QForm.elements;for(var i=0;i<x.length;i++)s+=","+x[i].id;alert(s.substring(1))
+//javascript:var s="";var x=document.forms.QForm.elements;for(var i=0;i<x.length;i++)s+=","+x[i].name;alert(s.substring(1))
+
+function hpDetectQuiz() {
+	// "sniff" (=detect) the quiz's type and intended browser version
+	// and cache the values in a global variable called "quiz"
+
+	// Hot Potatoes version
+	//	5 : HP5.3 (mac) or HP5.5 (win)
+	//	6 : HP6.0 (mac) or HP6.0 (win)
+
+	// intended browser version
+	//	3   : ns3, ie3 (frames)
+	//	4   : ns4, ie4 (cross browser dhtml)
+	//	5   : ie5 (frames, send results via CGI)
+	//	6   : ie6, op7, gecko (w3 standards)
+	//	6.1 : "drag and drop" versions of JMatch and JMix v6
+
+	// quiz type
+	// 	0 : unknown
+	//	1 : jbc
+	//	2 : jcloze
+	//	3 : jcross
+	//	4 : jmatch
+	//	5 : jmix
+	//	6 : jquiz
+	//	7 : rhubarb (TexToys)
+	//	8 : Sequitur (TexToys)
+
+	// rottmeier quiz type
+	//	1 : drop-down (JCloze)
+	//	2 : find-it (JCloze)
+
+	// shortcut to window object
+	var w = window;
+
+	// create the global "quiz" object, if necessary
+	if (!w.quiz) w.quiz = new Object();
+
+	// Hot Potatoes version
+	// 	HP6 v6:    Client()
+	// 	HP5 v4-v5: BrowserCheck()
+	//	    v3:    WinStringToMac() [JCloze, JCross, JQuiz]
+	//	    v3:    winrightchar     [JBC, JMatch]
+	//	    v3:    DownTime()       [JBC, JCloze, JQuiz]
+	if (!quiz.hp) {
+		quiz.hp = (w.Client) ? 6 : (w.BrowserCheck) ? 5 : (w.WinStringToMac || w.winrightchar) ? 5 : -1;
+	}
+
+	// check the version and type are not already set
+	if (!quiz.v || !quiz.t) {
+
+		// initialize version and type
+		var v = 0;
+		var t = 0;
+
+		// set shortcuts to DOM objects
+		var d = document;
+		var f = d.forms;
+
+		if (f.QuizForm && f.CheckForm && w.CorrectAnswers) {
+			v = 3;
+			t = 4; // jmatch
+
+		} else if (w.FeedbackFrame && w.CodeFrame) {
+ 			v = 3;
+			f = CodeFrame.document.forms;
+			t = (f.QuizForm) ? 1 : (f.Cloze) ? 2 : (f.Crossword) ? 3 : (f.QForm1) ? 6 : 0;
+
+		} else if (w.DynLayer) {
+			v = 4;
+			if (d.layers) {
+				// for NS4, adjust "f" to point to a forms object in a layer
+				var lyr = d.QuestionDiv || d.CWDiv || d.TitleDiv || null;
+				if (lyr) f = lyr.document.forms;
+			}
+			t = (f.QForm && f.QForm.FB0) ? 1 : (f.Cloze) ? 2 : (f.Crossword) ? 3 : (f.ExCheck) ? 4 : (f.QForm && f.QForm.Answer) ? 6 : 0;
+
+		} else if (w.TopFrame && w.BottomFrame) {
+			v = 5;
+			f = BottomFrame.document.forms;
+			t = (f.QForm && f.QForm.elements[0].name.substring(0,3)=='FB_') ? 1 : (f.Cloze) ? 2 : (w.GetAnswerOpener && GetAnswerOpener.indexOf('AnswerForm')>=0) ? 3 : (f.QForm && w.RItems) ? 4 : (f.ButtonForm) ? 5 : (f.QForm0 && f.Buttons0) ? 6 : 0;
+
+		} else if (hpObj(d, 'MainDiv')) {
+			v = 6;
+			var obj = (f.QForm) ? f.QForm.elements : null;
+			t = (obj && obj.length>0 && obj[0].id=='') ? 1 : (f.Cloze) ? 2 : (hpObj(d, 'GridDiv') || hpObj(d, 'Clues')) ? 3 : hpObj(d, 'MatchDiv') ? 4 : hpObj(d, 'SegmentDiv') ? 5 : ((f.QForm && f.QForm.Guess) || hpObj(d, 'Questions')) ? 6 : 0;
+
+		} else if (hpObj(d, 'D0')) {
+			v = 6.1; // drag and drop (HP5 and HP6)
+			t = (hpObj(d, 'F0')) ? 4 : (hpObj(d, 'Drop0')) ? 5 : 0;
+
+		} else if (w.Words && f.Rhubarb) {
+			v = 6;
+			t = 7; // rhubarb (TexToys)
+
+		} else if (w.Segments && hpObj(d, 'Story')) {
+			v = 6;
+			t = 8; // sequitur (TexToys)
+
+		}
+		quiz.v = v; // intended browser version
+		quiz.t = t; // quiz type
+	}
+}
+function hpRottmeier() {
+	hpDetectQuiz();
+
+	if (typeof(quiz.r)=='undefined') { // first-time only
+		quiz.r = 0;
+		if (quiz.t==2) { // JCloze
+			if (quiz.hp==5) { // HP5
+				// ??
+			} else if (quiz.hp==6) { // HP6
+				if (window.Create_StateArray) { // Rottmeier
+					var obj = new Create_StateArray();
+					if (typeof(obj.GapLocked)=='boolean') {
+						quiz.r = 1; // drop-down (v2.4)
+					} else if (typeof(obj.ErrorFound)=='boolean') {
+						if (typeof(obj.GapSolved)!='boolean') {
+							quiz.r = 2.1; // find-it (v3.1a)
+						} else {
+							quiz.r = 2.2; // find-it (v3.1b)
+						}
+					}
+					obj = null; // prevents memory leakage on some versions of IE
+				}
+			}
+		}
+	}
+	return quiz.r;
+}
+function hpVersion() {
+	hpDetectQuiz();
+	return quiz.hp;
+}
+function hpQuizType() {
+	hpDetectQuiz();
+	return quiz.t;
+}
+function hpQuizVersion() {
+	hpDetectQuiz();
+	return quiz.v;
+}
+function hpScoreEngine(score_i, a, s, aa, ss, count_c, count_i) {
+	// calculate the score for the quiz so far
+
+	// score_i : amount by which to increment "score"
+	// a  : outer array
+	// s  : condition, if any, on outer array (=a)
+	//      if true, the score will be incremented by "score_i"
+	// aa : inner array, if any
+	// ss : condition, if any, on inner array (=aa)
+	// count_c : condition, if any, on which "count" is to be incremented
+	// count_i : amount by which to increment "count"
+
+	// "a" and "aa" may be passed as arrays or strings containing the name of an array
+	// "s" and "ss" are strings containing an expression to be eval(uated)
+	// "score_i", "count_i" and "count_c" strings containing an expression to be eval(uated)
+
+	var score = 0;
+	var count = 0;
+
+	// set default condition to increment "count", and amount by which to increment the count
+	if (count_c==null) count_c = "true";
+	if (count_i==null) count_i = "1";
+
+	// set length of outer array. if any
+	var l = (typeof(a)=="string") ? eval(a + ".length") : a ? a.length : 0;
+
+	// loop through outer array
+	for (var i=0; i<l; i++) {
+
+		if (s==null && ss==null) {
+			score += eval(score_i);
+			if (eval(count_c)) count += eval(count_i);
+
+		} else if (s) {
+			score += eval(s) ? eval(score_i) : 0;
+			if (eval(count_c)) count += eval(count_i);
+
+		} else if (ss) {
+			// set length of inner array, if any
+			var ll = (typeof(aa)=="string") ? eval(aa + ".length") : aa ? aa.length : 0;
+
+			// loop through inner array. checking inner condition
+			for (var ii=0; ii<ll; ii++) {
+				score += eval(ss) ? eval(score_i) : 0;
+				if (eval(count_c)) count += eval(count_i);
+			}
+		}
+	}
+
+	if (count) {
+		// get p(enalties) for JCross and JMatch (and JMix ?)
+		if (window.Penalties) {
+			score -= (Penalties - (hpFinished() ? 0 : 1));
+		}
+		// adjust count for Find-It 3a and 3b
+		if (window.TotWrongChoices) {
+			if (window.CheckText && !window.CheckAnswers) { // Find-It 3a
+				// this seems a little odd, but will replicate behavior of CalculateScore()
+				count = score + TotWrongChoices;
+			} else {
+				count += TotWrongChoices;
+			}
+		}
+		score = Math.floor(100*score/count);
+		if (score<0) { // just in case
+			score = 0;
+		}
+	}
+
+	return score;
+}
+function hpScore() {
+
+	var x = ''; // score
+
+	var hp = hpVersion();
+	var t = hpQuizType();
+	var v = hpQuizVersion();
+
+	if (t==1) { // jbc
+
+		if (v==3) x = hpScoreEngine(1, DoneStatus, "i>0 && a[i]=='0'"); // doesn't work
+		else if (v==4) x = hpScoreEngine(1, DoneStatus, "a[i]==0");    // doesn't work
+		else if (v==5 || v==6) x = hpScoreEngine("a[i][3]", Status, "a[i][3]");
+
+
+	} else if (t==2) { // jcloze
+
+		if (v==3 || v==4) x = hpScoreEngine("a[i]", Scores);
+		else if (hp==5) x = hpScoreEngine("a[i][3]", State); // v==5 && v==6
+		else if (hp==6) {
+			var r = hpRottmeier();
+			if (r==0) x = x = hpScoreEngine("a[i].ItemScore", State);
+			else if (r==1) x = hpScoreEngine("a[i][1].Score", GapList, "a[i][1].GapLocked"); // dropdown
+			else if (r==2.1) x = hpScoreEngine(1, GapList, "a[i][1].ErrorFound"); // Find-It 3a
+			else if (r==2.2) x = hpScoreEngine("a[i][1].Score", GapList, "a[i][1].GapSolved"); // Find-It 3b
+		}
+
+	} else if (t==3) { // jcross
+
+		if (v==3) x = hpScoreEngine(1, CorrectAnswers, "document.QuizForm.elements[i*2].selectedIndex==a[i]");
+		else if (v==4) x = hpScoreEngine(1, WinLetters, "ConvertCase(GetBoxValue(i),1).charAt(0)==a[i].charAt(0)");
+		else if (v==5 || v==6) x = hpScoreEngine(1, L, "", "L[i]", "L[i][ii] && L[i][ii]==G[i][ii]", "L[i][ii]");
+
+	} else if (t==4) { // jmatch
+
+		if (v==3) x = hpScoreEngine(1, CorrectAnswers, "document.QuizForm.elements[i*2].selectedIndex==a[i]");
+		else if (v==4) x = hpScoreEngine(1, Draggables, "a[i].correct=='1'");
+		else if (v==5) x = hpScoreEngine(1, I, "I[i][2]<1 && I[i][0].length>0 && Status[i][0]==1");
+		else if (v==6) x = hpScoreEngine(1, Status, "Status[i][0]==1");
+		else if (v==5.1 || v==6.1) x = hpScoreEngine(1, D, "D[i][2]==D[i][1] && D[i][2]>0");
+
+	} else if (t==5) { // jmix
+
+		// there was no v3 or v4 of JMix
+		if (v==5 || v==6 || v==6.1) x = Math.floor(100*(Segments.length-Penalties)/Segments.length);
+
+	} else if (t==6) { // jquiz
+
+		if (hp==5) {
+			if (v==3 || v==4) x = hpScoreEngine("a[i][4]/10", State, "a[i][0]==1");
+			else if (v==5 || v==6) x = hpScoreEngine("a[i][4]/10", Status, "a[i][0]==1", "", "", "true", "1");
+
+		} else if (hp==6) {
+			if (v==6) x = hpScoreEngine("I[i][0]*a[i][0]", State, "a[i]&&a[i][0]>=0", "", "", "a[i]", "I[i][0]");
+		}
+
+	} else if (t==7) { // rhubarb
+		if (v==6) {
+			x = Math.floor(100*Correct/TotalWords);
+		}
+
+	} else if (t==8) { // sequitur
+		if (v==6) x = Math.floor(100*ScoredPoints/TotalPoints);
+	}
+
+	return x; // result
+}
+
+function hpFinishedEngine(a, s, aa, ss) {
+	// determine whether or not all quistions in a quiz are finished
+
+	// a  : outer array
+	// s  : condition, if any, on outer array
+	//      if true for any element in "a", the quiz is NOT finished
+	// aa : inner array, if any
+	// ss : condition, if any, on inner array
+	//      if true for any element in "aa", the quiz is NOT finished
+
+	// the arrays "a" and "aa" may be passed as arrays or strings to be eval(uated)
+	// the conditions "s" and "ss" are specified as strings to be eval(uated)
+
+	// assume a positive result
+	var x = true;
+
+	// set length of outer array. if any
+	var l = (typeof(a)=="string") ? eval(a + ".length") : a ? a.length : 0;
+
+	// loop through outer array
+	for (var i=0; i<l; i++) {
+
+		// do outer condition, if any
+		if (s && eval(s)) x = false;
+
+		// set length of inner array, if any
+		var ll = (typeof(aa)=="string") ? eval(aa + ".length") : aa ? aa.length : 0;
+
+		// loop through inner array. checking inner condition
+		for (var ii=0; ii<ll; ii++) {
+			if (ss && eval(ss)) x = false;
+		}
+	}
+	return x;
+}
+
+function hpTimedOut() {
+	// v5 uses "min" and "sec"
+	// v6 uses Seconds
+	return (typeof(self.Seconds)=='number' && Seconds==0) || (typeof(self.min)=='number' && min==0 && typeof(self.sec)=='number' && sec==0);
+}
+
+function hpFinished() {
+
+	// assume false result
+	var x = false; 
+
+	var hp = hpVersion();
+	var t = hpQuizType();
+	var v = hpQuizVersion();
+
+	if (t==1) { // jbc
+
+		if (v==3) x = hpFinishedEngine(DoneStatus, "i>0 && a[i]=='0'");
+		else if (v==4) x = hpFinishedEngine(DoneStatus, "a[i]==0");
+		else if (v==5 || v==6) x = hpFinishedEngine(Status, "a[i][0]==0");
+
+
+	} else if (t==2) { // jcloze
+
+		var r = hpRottmeier();
+		if (r==1) x = hpFinishedEngine(GapList, "a[i][1].GapLocked==false"); // drop-down
+		else if (r==2.1) x = hpFinishedEngine(GapList, "a[i][1].ErrorFound==false"); // find-it 3a
+		else if (r==2.2) x = hpFinishedEngine(GapList, "a[i][1].GapSolved==false"); // find-it 3b
+		else if (v==3 || v==4 || v==5 || v==6) x = hpFinishedEngine(I, "CheckAnswer(i)==-1");
+		// also:   else if (v==5 || v==6) x = hpFinishedEngine(State, "a[i][4]!=1")
+
+	} else if (t==3) { // jcross
+
+		if (v==3) x = hpFinishedEngine(document.Crossword.elements, "ConvertCase(is.mac?unescape(MacStringToWin(a[i].value)):a[i].value,1)!=Letters[i]");
+		else if (v==4) x = hpFinishedEngine(WinLetters, "ConvertCase(GetBoxValue(i),1).charAt(0) != a[i].charAt(0)");
+		else if (v==5 || v==6) x = hpFinishedEngine(L, "", "L[i]", "L[i][ii] && L[i][ii]!=G[i][ii]");
+
+	} else if (t==4) { // jmatch
+
+		if (v==3) x = hpFinishedEngine(CorrectAnswers, "document.QuizForm.elements[i*2].selectedIndex != a[i]");
+		else if (v==4) x = hpFinishedEngine(Draggables, "a[i].correct!='1'");
+		else if (v==5) x = hpFinishedEngine(I, "I[i][2]<1 && I[i][0].length>0 && Status[i][0]<1 && GetAnswer(i)!=I[i][3]");
+		else if (v==6) x = hpFinishedEngine(Status, "Status[i][0]<1");
+		else if (v==5.1 || v==6.1) x = hpFinishedEngine(D, "D[i][2]==0 || D[i][2]!=D[i][1]");
+
+	} else if (t==5) { // jmix
+
+		// there was no v3 or v4 of JMix
+		if (v==5 || v==6 || v==6.1) x = !hpFinishedEngine(Answers, "a[i].join(',')=='" + GuessSequence.join(',') + "'");
+
+	} else if (t==6) { // jquiz
+
+		if (v==3 || v==4) x = hpFinishedEngine(State, "a[i][0]==0");
+		else if (v==5 || v==6) {
+			if (hp==5) x = hpFinishedEngine(Status, "a[i][0]<1");
+			else if (hp==6) x = hpFinishedEngine(State, "a[i] && a[i][0]<0");
+		}
+
+	} else if (t==7) { // rhubarb
+		if (v==6) x = hpFinishedEngine(DoneList, "a[i]==1");
+
+	} else if (t==8) { // sequitur
+		if (v==6) x = (CurrentNumber==TotalSegments || AllDone);
+	}
+
+	return x;
+}
+
+function hpObj(d, id) {
+	return d.getElementById ? d.getElementById(id) : d.all ? d.all[id] : d[id];
+}
+
+function GetViewportHeight() {
+	if (window.innerHeight) {
+		return innerHeight;
+	} else {
+		if (hpIsStrict()) {
+			return document.documentElement.clientHeight;
+		} else {
+			return document.body.clientHeight;
+		}
+	}
+}
+function hpIsStrict() {
+	if (!window.hpStrictIsSet) {
+		window.hpStrictIsSet = true;
+
+		window.hpStrict = false;
+		var s = document.compatMode;
+		if (s && s=="CSS1Compat") { // ie6
+			window.hpStrict = true;
+		} else {
+			var obj = document.doctype;
+			if (obj) {
+				var s = obj.systemId || obj.name; // n6 || ie5mac
+				if (s && s.indexOf("strict.dtd") >= 0) {
+					window.hpStrict = true;
+				}
+			}
+		}
+	}
+	return window.hpStrict;
+}
+
+// **************
+//  initialization
+// **************
+
+hpInterceptFeedback();
+hpInterceptHints();
+hpInterceptClues();
+hpInterceptChecks();
+
+function hpFindForm(formname, w) {
+	if (w==null) w = self;
+	var f = w.document.forms[formname];
+	if (f==null && w.frames) {
+		for (var i=0; i<w.frames.length; i++) {
+				f = hpFindForm(formname, w.frames[i]);
+				if (f) break;
+		}
+	}
+	return f;
+}
+function Finish(quizstatus) {
+	var mark = hpScore();
+
+	window.hpForm = hpFindForm('store');
+	if (hpForm) { // LMS
+		hpForm.starttime.value = getTime(Start_Time);
+		hpForm.endtime.value = getTime();
+		hpForm.mark.value = mark;
+		hpForm.detail.value = '<?xml version="1.0"?><hpjsresult><fields>'+GetQuestionDetails()+'</fields></hpjsresult>';
+		if (hpForm.status) {
+			if (!quizstatus) {
+				// 4=completed, 3=abandoned, 2=timed-out or 1=in-progress
+				quizstatus = hpFinished() ? 4 : hpTimedOut() ? 2 : 1;
+			}
+			hpForm.status.value = quizstatus;
+		}
+		if (!window.hpQuizResultsSent) {
+			if (hpForm.status && quizstatus==4) {
+				window.hpQuizResultsSent = true;
+			}
+			if (quizstatus==4) { // completed
+				// wait 2 seconds for student to see feedback
+				setTimeout("hpForm.submit();", 2000);
+			} else {
+				hpForm.submit();
+			}
+		}
+	} else if (hpFinished()) {
+		SendAllResults(mark);
+	}
+}
+
+// create form to send results
+if (DB[7] && DB[8] && !is_LMS()) { 
+	ResultForm = ''
+		+ '<html><body>'
+		+ '<form name="Results" action="" method="post" enctype="x-www-form-encoded">'
+		+ 	hpHiddenField('recipient', '')
+		+ 	hpHiddenField('subject', '')
+		+ 	hpHiddenField('Exercise', '')
+		+ 	hpHiddenField('realname', '')
+		+ 	hpHiddenField('Score', '')
+		+ 	hpHiddenField('Start_Time', '')
+		+ 	hpHiddenField('End_Time', '')
+		+ 	hpHiddenField('title', 'Thanks!')
+		+ '</form>'
+		+ '</body></html>'
+	;
+}
+// reassign the StartUp function
+var p = getPrompt(window.GetUserName || window.StartUp);
+var c = getStartUpCode(window.StartUp);
+if (p && c) {
+	window.StartUp = new Function('QuizLogin("' + p + '")');
+	window.StartQuiz = new Function(c);
+	// "QuizLogin" finshes by calling "StartQuiz"
+}
+
+// reassign the SendResults function
+window.SendResults = SendAllResults;
+
+// set start time
+var Start_Time = new Date();
+
+//-->