From daa08c4e4c70247b98ff5fa1ea3d3a5b1a1039f1 Mon Sep 17 00:00:00 2001
From: gbateson <gbateson>
Date: Fri, 18 Nov 2005 01:13:31 +0000
Subject: [PATCH] remove [] from clue button text in JCloze (HP default is [?],
 so additional [] are not needed)

---
 mod/hotpot/template/v6.php | 2660 ++++++++++++++++++------------------
 1 file changed, 1330 insertions(+), 1330 deletions(-)

diff --git a/mod/hotpot/template/v6.php b/mod/hotpot/template/v6.php
index 69be57029e3..ce1b545731e 100644
--- a/mod/hotpot/template/v6.php
+++ b/mod/hotpot/template/v6.php
@@ -1,1330 +1,1330 @@
-<?PHP 
-
-class hotpot_xml_quiz_template extends hotpot_xml_template_default {
-
-	// constructor function for this class
-	function hotpot_xml_quiz_template(&$parent) {
-
-		$this->parent = &$parent;
-		
-		$get_js = optional_param('js', false);
-		$get_css = optional_param('css', false);
-
-		if (!empty($get_css)) {
-			$this->css = '';
-			$this->read_template('hp6.cs_', 'css');
-
-		} else if (!empty($get_js)) {
-			$this->js = '';
-			$this->read_template($this->parent->draganddrop.$this->parent->quiztype.'6.js_', 'js');
-
-		} else {
-			$this->html = '';
-			$this->read_template($this->parent->draganddrop.$this->parent->quiztype.'6.ht_', 'html');
-		}
-
-		// expand special strings, if any
-		$pattern = '';
-		switch ($this->parent->quiztype) {
-			case 'jcloze':
-				$pattern = '/\[(PreloadImageList)\]/';
-				break;
-			case 'jcross':
-				$pattern = '/\[(PreloadImageList|ShowHideClueList)\]/';
-				break;
-			case 'jmatch':
-				$pattern = '/\[(PreloadImageList|QsToShow|FixedArray|DragArray)\]/';
-				break;
-			case 'jmix':
-				$pattern = '/\[(PreloadImageList|SegmentArray|AnswerArray)\]/';
-				break;
-			case 'jquiz':
-				$pattern = '/\[(PreloadImageList|QsToShow)\]/';
-				break;
-		}
-		if (!empty($pattern)) {
-			$this->expand_strings('html', $pattern);
-		}
-	}
-
-	// captions and messages
-
-	function v6_expand_AlsoCorrect() {
-		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',also-correct');
-	}
-	function v6_expand_CapitalizeFirst() {
-		return $this->bool_value('hotpot-config-file,'.$this->parent->quiztype.',capitalize-first-letter');
-	}
-	function v6_expand_CheckCaption() {
-		return $this->parent->xml_value('hotpot-config-file,global,check-caption');
-	}
-	function v6_expand_CorrectIndicator() {
-		return $this->js_value('hotpot-config-file,global,correct-indicator');
-	}
-	function v6_expand_Back() {
-		return $this->int_value('hotpot-config-file,global,include-back');
-	}
-	function v6_expand_BackCaption() {
-		return $this->parent->xml_value('hotpot-config-file,global,back-caption');
-	}
-	function v6_expand_ClickToAdd() {
-		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',click-to-add');
-	}
-	function v6_expand_ClueCaption() {
-		return $this->parent->xml_value('hotpot-config-file,global,clue-caption');
-	}
-	function v6_expand_Clues() {
-		return $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-clues');
-	}
-	function v6_expand_Contents() {
-		return $this->int_value('hotpot-config-file,global,include-contents');
-	}
-	function v6_expand_ContentsCaption() {
-		return $this->parent->xml_value('hotpot-config-file,global,contents-caption');
-	}
-	function v6_expand_GuessCorrect() {
-		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',guess-correct');
-	}
-	function v6_expand_GuessIncorrect() {
-		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',guess-incorrect');
-	}
-	function v6_expand_Hint() {
-		return $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-hint');
-	}
-	function v6_expand_HintCaption() {
-		return $this->parent->xml_value('hotpot-config-file,global,hint-caption');
-	}
-	function v6_expand_IncorrectIndicator() {
-		return $this->js_value('hotpot-config-file,global,incorrect-indicator');
-	}
-	function v6_expand_LastQCaption() {
-		return $this->parent->xml_value('hotpot-config-file,global,last-q-caption');
-	}
-	function v6_expand_NextCorrect() {
-		$value = $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',next-correct-part');
-		if (empty($value)) { // jquiz
-			$value = $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',next-correct-letter');
-		}
-		return $value;
-	}
-	function v6_expand_NextEx() {
-		return $this->int_value('hotpot-config-file,global,include-next-ex');
-	}
-	function v6_expand_NextExCaption() {
-		return $this->parent->xml_value('hotpot-config-file,global,next-ex-caption');
-	}
-	function v6_expand_NextQCaption() {
-		return $this->parent->xml_value('hotpot-config-file,global,next-q-caption');
-	}
-	function v6_expand_OKCaption() {
-		return $this->parent->xml_value('hotpot-config-file,global,ok-caption');
-	}
-	function v6_expand_Restart() {
-		return $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-restart');
-	}
-	function v6_expand_RestartCaption() {
-		return $this->parent->xml_value('hotpot-config-file,global,restart-caption');
-	}
-	function v6_expand_ShowAllQuestionsCaption() {
-		return $this->js_value('hotpot-config-file,global,show-all-questions-caption');
-	}
-	function v6_expand_ShowOneByOneCaption() {
-		return $this->js_value('hotpot-config-file,global,show-one-by-one-caption');
-	}
-	function v6_expand_TheseAnswersToo() {
-		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',also-correct');
-	}
-	function v6_expand_ThisMuch() {
-		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',this-much-correct');
-	}
-	function v6_expand_Undo() {
-		return $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-undo');
-	}
-	function v6_expand_UndoCaption() {
-		return $this->parent->xml_value('hotpot-config-file,global,undo-caption');
-	}
-	function v6_expand_YourScoreIs() {
-		return $this->js_value('hotpot-config-file,global,your-score-is');
-	}
-
-	// reading
-
-	function v6_expand_Reading() {
-		return $this->int_value('data,reading,include-reading');
-	}
-	function v6_expand_ReadingText() {
-		$title = $this->v6_expand_ReadingTitle();
-		$value = $this->parent->xml_value('data,reading,reading-text');
-		$value = empty($value) ? '' : ('<div class="ReadingText">'.$value.'</div>');
-		return $title.$value;
-	}
-	function v6_expand_ReadingTitle() {
-		$value = $this->parent->xml_value('data,reading,reading-title');
-		return empty($value) ? '' : ('<h3 class="ExerciseSubtitle">'.$value.'</h3>');
-	}
-
-	// timer 
-
-	function v6_expand_Timer() {
-		return $this->int_value('data,timer,include-timer');
-	}
-	function v6_expand_JSTimer() {
-		return $this->read_template('hp6timer.js_');
-	}
-	function v6_expand_Seconds() {
-		return $this->parent->xml_value('data,timer,seconds');
-	}
-
-	// send results 
-
-	function v6_expand_SendResults() {
-		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',send-email');
-	}
-	function v6_expand_JSSendResults() {
-		return $this->read_template('hp6sendresults.js_');
-	}
-	function v6_expand_FormMailURL() {
-		return $this->parent->xml_value('hotpot-config-file,global,formmail-url');
-	}
-	function v6_expand_EMail() {
-		return $this->parent->xml_value('hotpot-config-file,global,email');
-	}
-	function v6_expand_NamePlease() {
-		return $this->js_value('hotpot-config-file,global,name-please');
-	}
-
-	// preload images
-
-	function v6_expand_PreloadImages() {
-		$value = $this->v6_expand_PreloadImageList();
-		return empty($value) ? false : true;
-	}
-	function v6_expand_PreloadImageList() {
-
-		// check it has not been set already
-		if (!isset($this->PreloadImageList)) {
-
-			// the list of image urls
-			$list = array();
-
-			// extract <img> tags
-			$img_tag = htmlspecialchars('|&#x003C;img.*?src="(.*?)".*?&#x003E;|is');
-			if (preg_match_all($img_tag, $this->parent->source, $matches)) {
-				$list = $matches[1];
-
-				// remove duplicates
-				$list = array_unique($list);
-			}
-
-			// convert to comma delimited string
-			$this->PreloadImageList = empty($list) ? '' : "'".implode(',', $list)."'";
-		}
-		return $this->PreloadImageList;
-	}
-
-	// html files (all quiz types)
-
-	function v6_expand_PlainTitle() {
-		return $this->parent->xml_value('data,title');
-	}
-	function v6_expand_ExerciseSubtitle() {
-		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',exercise-subtitle');
-	}
-	function v6_expand_Instructions() {
-		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',instructions');
-	}
-	function v6_expand_DublinCoreMetadata() {
-		$dc = '<link rel="schema.DC" href="'.$this->parent->xml_value('', "['rdf:RDF'][0]['@']['xmlns:dc']").'" />'."\n";
-		if (is_string($this->parent->xml_value('rdf:RDF,rdf:Description'))) {
-			// do nothing (there is no more dc info)
-		} else {
-			$dc .= '<meta name="DC:Creator" content="'.$this->parent->xml_value('rdf:RDF,rdf:Description,dc:creator').'" />'."\n";
-			$dc .= '<meta name="DC:Title" content="'.strip_tags($this->parent->xml_value('rdf:RDF,rdf:Description,dc:title')).'" />'."\n";
-		}
-		return $dc;
-	}
-	function v6_expand_FullVersionInfo() {
-		global $CFG;
-		require_once($CFG->hotpotroot.DIRECTORY_SEPARATOR.'version.php'); // set $module
-		return $this->parent->xml_value('version').'.x (Moodle '.$CFG->release.', hotpot-module '.$this->parent->obj_value($module, 'release').')';
-	}
-	function v6_expand_HeaderCode() {
-		return $this->parent->xml_value('hotpot-config-file,global,header-code');
-	}
-	function v6_expand_StyleSheet() {
-		$this->read_template('hp6.cs_', 'css');
-		return $this->css;
-	}
-
-	// stylesheet (hp6.cs_)
-
-	function v6_expand_PageBGColor() {
-		return $this->parent->xml_value('hotpot-config-file,global,page-bg-color');
-	}
-	function v6_expand_GraphicURL() {
-		return $this->parent->xml_value('hotpot-config-file,global,graphic-url');
-	}
-	function v6_expand_ExBGColor() {
-		return $this->parent->xml_value('hotpot-config-file,global,ex-bg-color');
-	}
-
-	function v6_expand_FontFace() {
-		return $this->parent->xml_value('hotpot-config-file,global,font-face');
-	}
-	function v6_expand_FontSize() {
-		return $this->parent->xml_value('hotpot-config-file,global,font-size');
-	}
-	function v6_expand_TextColor() {
-		return $this->parent->xml_value('hotpot-config-file,global,text-color');
-	}
-	function v6_expand_TitleColor() {
-		return $this->parent->xml_value('hotpot-config-file,global,title-color');
-	}
-	function v6_expand_LinkColor() {
-		return $this->parent->xml_value('hotpot-config-file,global,link-color');
-	}
-	function v6_expand_VLinkColor() {
-		return $this->parent->xml_value('hotpot-config-file,global,vlink-color');
-	}
-
-	function v6_expand_NavTextColor() {
-		return $this->parent->xml_value('hotpot-config-file,global,page-bg-color');
-	}
-	function v6_expand_NavBarColor() {
-		return $this->parent->xml_value('hotpot-config-file,global,nav-bar-color');
-	}
-	function v6_expand_NavLightColor() {
-		$color = $this->parent->xml_value('hotpot-config-file,global,nav-bar-color');
-		return $this->get_halfway_color($color, '#ffffff'); 
-	}
-	function v6_expand_NavShadeColor() {
-		$color = $this->parent->xml_value('hotpot-config-file,global,nav-bar-color');
-		return $this->get_halfway_color($color, '#000000');
-	}
-
-	function v6_expand_FuncLightColor() { // top-left of buttons
-		$color = $this->parent->xml_value('hotpot-config-file,global,ex-bg-color');
-		return $this->get_halfway_color($color, '#ffffff');
-	}
-	function v6_expand_FuncShadeColor() { // bottom right of buttons
-		$color = $this->parent->xml_value('hotpot-config-file,global,ex-bg-color');
-		return $this->get_halfway_color($color, '#000000');
-	}
-
-	// navigation buttons
-
-	function v6_expand_NavButtons() {
-		$back = $this->v6_expand_Back();
-		$next_ex = $this->v6_expand_NextEx();
-		$contents = $this->v6_expand_Contents();
-		return (empty($back) && empty($next_ex) && empty($contents) ? false : true);
-	}
-	function v6_expand_NavBarJS() {
-		return $this->v6_expand_NavButtons();
-	}
-
-	// js files (all quiz types)
-
-	function v6_expand_JSBrowserCheck() {
-		return $this->read_template('hp6browsercheck.js_');
-	}
-	function v6_expand_JSButtons() {
-		return $this->read_template('hp6buttons.js_');
-	}
-	function v6_expand_JSCard() {
-		return $this->read_template('hp6card.js_');
-	}
-	function v6_expand_JSCheckShortAnswer() {
-		return $this->read_template('hp6checkshortanswer.js_');
-	}
-	function v6_expand_JSHotPotNet() {
-		return $this->read_template('hp6hotpotnet.js_');
-	}
-	function v6_expand_JSShowMessage() {
-		return $this->read_template('hp6showmessage.js_');
-	}
-	function v6_expand_JSUtilities() {
-		return $this->read_template('hp6utilities.js_');
-	}
-
-	// js files
-
-	function v6_expand_JSJCloze6() {
-		return $this->read_template('jcloze6.js_');
-	}
-	function v6_expand_JSJCross6() {
-		return $this->read_template('jcross6.js_');
-	}
-	function v6_expand_JSJMatch6() {
-		return $this->read_template('jmatch6.js_');
-	}
-	function v6_expand_JSJMix6() {
-		return $this->read_template('jmix6.js_');
-	}
-	function v6_expand_JSJQuiz6() {
-		return $this->read_template('jquiz6.js_');
-	}
-
-	// drag and drop
-
-	function v6_expand_JSDJMatch6() {
-		return $this->read_template('djmatch6.js_');
-	}
-	function v6_expand_JSDJMix6() {
-		return $this->read_template('djmix6.js_');
-	}
-
-	// what are these for?
-
-	function v6_expand_JSFJMatch6() {
-		return $this->read_template('fjmatch6.js_');
-	}
-	function v6_expand_JSFJMix6() {
-		return $this->read_template('fjmix6.js_');
-	}
-
-	// jmatch6.js_
-
-	function v6_expand_ShuffleQs() {
-		return $this->bool_value('hotpot-config-file,'.$this->parent->quiztype.',shuffle-questions');
-	}
-	function v6_expand_QsToShow() {
-		$i = $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',show-limited-questions');
-		if ($i) {
-			$i = $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',questions-to-show');
-		}
-		if (empty($i)) {
-			$i = 0;
-			switch ($this->parent->quiztype) {
-				case 'jmatch':
-					$values = $this->parent->xml_values('data,matching-exercise,pair');
-					$i = count($values);
-					break;
-				case 'jquiz':
-					while ($this->parent->xml_value('data,questions,question-record', "[$i]['#']['question'][0]['#']")) {
-						$i++;
-					}
-					break;
-			} // end switch
-		}
-		return $i;
-	}
-	function v6_expand_MatchDivItems() {
-		$str = '';
-
-		$this->get_jmatch_items($l_items=array(), $r_items = array());
-
-		$l_keys = $this->shuffle_jmatch_items($l_items);
-		$r_keys = $this->shuffle_jmatch_items($r_items);
-
-		$options = '<option value="x">'.$this->parent->xml_value('data,matching-exercise,default-right-item').'</option>';
-		foreach ($r_keys as $key) {
-			$options .= '<option value="'.$key.'">'.$r_items[$key]['text'][0]['#'].'</option>'."\n";
-		}
-		foreach ($l_keys as $key) {
-			$str .= '<tr><td class="LeftItem">'.$l_items[$key]['text'][0]['#'].'</td>';
-			$str .= '<td class="RightItem"><select id="s'.$key.'_'.$key.'">'.$options.'</select></td>';
-			$str .= '<td></td></tr>';
-		}
-		return $str;
-	}
-
-	// jmix6.js_
-
-	function v6_expand_Punctuation() {
-		$tags = 'data,jumbled-order-exercise';
-		$chars = array_merge(
-			$this->jmix_Punctuation("$tags,main-order,segment"),
-			$this->jmix_Punctuation("$tags,alternate")
-		);
-		$chars = array_unique($chars);
-		$chars = implode('', $chars);
-		$chars = $this->js_safe($chars, true);
-		return $chars;
-	}
-	function jmix_Punctuation($tags) {
-		$chars = array();
-
-		// all punctutation except '&#;' (because they are used in html entities)
-		$ENTITIES = $this->jmix_encode_punctuation('!"$%'."'".'()*+,-./:<=>?@[\]^_`{|}~');
-		$pattern = "/&#x([0-9A-F]+);/i";
-		$i = 0;
-
-		// get next segment (or alternate answer)
-		while ($value = $this->parent->xml_value($tags, "[$i]['#']")) {
-
-			// convert low-ascii punctuation to entities
-			$value = strtr($value, $ENTITIES);
-
-			// extract all hex HTML entities
-			if (preg_match_all($pattern, $value, $matches)) {
-
-				// loop through hex entities
-				$m_max = count($matches[0]);
-				for ($m=0; $m<$m_max; $m++) {
-
-					// convert to hex number
-					eval('$hex=0x'.$matches[1][$m].';');
-
-					// is this a punctuation character?
-					if (
-						($hex>=0x0020 && $hex<=0x00BF) || // ascii punctuation
-						($hex>=0x2000 && $hex<=0x206F) || // general punctuation
-						($hex>=0x3000 && $hex<=0x303F) || // CJK punctuation
-						($hex>=0xFE30 && $hex<=0xFE4F) || // CJK compatability
-						($hex>=0xFE50 && $hex<=0xFE6F) || // small form variants
-						($hex>=0xFF00 && $hex<=0xFF40) || // halfwidth and fullwidth forms (1)
-						($hex>=0xFF5B && $hex<=0xFF65) || // halfwidth and fullwidth forms (2)
-						($hex>=0xFFE0 && $hex<=0xFFEE)    // halfwidth and fullwidth forms (3)
-					) {
-						// add this character
-						$chars[] = $matches[0][$m];
-					}
-				}
-			}
-			$i++;
-		}
-
-		return $chars;
-	}
-	function v6_expand_OpenPunctuation() {
-		$tags = 'data,jumbled-order-exercise';
-		$chars = array_merge(
-			$this->jmix_OpenPunctuation("$tags,main-order,segment"),
-			$this->jmix_OpenPunctuation("$tags,alternate")
-		);
-		$chars = array_unique($chars);
-		$chars = implode('', $chars);
-		$chars = $this->js_safe($chars, true);
-		return $chars;
-	}
-	function jmix_OpenPunctuation($tags) {
-		$chars = array();
-
-		// unicode punctuation designations (pi="initial quote", ps="open")
-		//	http://www.sql-und-xml.de/unicode-database/pi.html
-		//	http://www.sql-und-xml.de/unicode-database/ps.html
-		$pi = '0022|0027|00AB|2018|201B|201C|201F|2039';
-		$ps = '0028|005B|007B|0F3A|0F3C|169B|201A|201E|2045|207D|208D|2329|23B4|2768|276A|276C|276E|2770|2772|2774|27E6|27E8|27EA|2983|2985|2987|2989|298B|298D|298F|2991|2993|2995|2997|29D8|29DA|29FC|3008|300A|300C|300E|3010|3014|3016|3018|301A|301D|FD3E|FE35|FE37|FE39|FE3B|FE3D|FE3F|FE41|FE43|FE47|FE59|FE5B|FE5D|FF08|FF3B|FF5B|FF5F|FF62';
-		$pattern = "/(&#x($pi|$ps);)/i";
-
-		$ENTITIES = $this->jmix_encode_punctuation('"'."'".'(<[{');
-
-		$i = 0;
-		while ($value = $this->parent->xml_value($tags, "[$i]['#']")) {
-			$value = strtr($value, $ENTITIES);
-			if (preg_match_all($pattern, $value, $matches)) {
-				$chars = array_merge($chars, $matches[0]);
-			} 
-			$i++;
-		}
-
-		return $chars;
-	}
-	function jmix_encode_punctuation($str) {
-		$ENTITIES = array();
-		$i_max = strlen($str);
-		for ($i=0; $i<$i_max; $i++) {
-			$ENTITIES[$str{$i}] = '&#x'.sprintf('%04X', ord($str{$i})).';';
-		}
-		return $ENTITIES;
-	}
-	function v6_expand_ExerciseTitle() {
-		return $this->parent->xml_value('data,title');
-	}
-
-	// Jmix specials
-
-	function v6_expand_SegmentArray() {
-		$segments = $this->parent->xml_values('data,jumbled-order-exercise,main-order,segment');
-
-		$this->seed_random_number_generator();
-		$keys = array_keys($segments);
-		shuffle($keys);
-
-		$str = '';
-		for($i=0; $i<count($keys); $i++) {
-			$str .= "Segments[$i] = new Array();\n";
-			$str .= "Segments[$i][0] = '".$this->js_safe($segments[$keys[$i]])."';\n";
-			$str .= "Segments[$i][1] = ".($keys[$i]+1).";\n";
-			$str .= "Segments[$i][2] = 0;\n";
-		}
-		return $str;
-	}
-	function v6_expand_AnswerArray() {
-
-		$segments = $this->parent->xml_values('data,jumbled-order-exercise,main-order,segment');
-		$alternates = $this->parent->xml_values('data,jumbled-order-exercise,alternate');
-
-		$i = 0;
-		$pattern = '';
-		$str = 'Answers['.$i++.'] = new Array(';
-		for($ii=0; $ii<count($segments); $ii++) {
-			$str .= ($ii==0 ? '' : ',').($ii+1);
-			$pattern .= (empty($pattern) ? '' : '|').preg_quote($segments[$ii], '/');
-		}
-		$str .= ");\n";
-		$pattern = '/^('.$pattern.')\\s*/';
-
-		foreach ($alternates as $alternate) {
-			$ii = 0;
-			$str .= 'Answers['.$i++.'] = new Array(';
-			while (!empty($alternate) && preg_match($pattern, $alternate, $matches)) {
-				$iii = array_search($matches[1], $segments);
-				if (is_int($iii)) {
-					$str .= ($ii==0 ? '' : ',').($iii+1);
-					$alternate = substr($alternate, strlen($matches[0]));
-					$ii++;
-				} else {
-					// $matches[1] was not found in $segments!
-					// something is very wrong, so abort the loop
-					break; 
-				}
-			}
-			$str .= ");\n";
-		}
-		return $str;
-	}
-
-	// ===============================================================
-
-	// JMix (jmix6.js_)
-
-	function v6_expand_RemainingWords() {
-		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',remaining-words');
-	}
-	function v6_expand_TimesUp() {
-		return $this->parent->xml_value('hotpot-config-file,global,times-up');
-	}
-
-	// nav bar
-
-	function v6_expand_NavBar($navbarid='') {
-		$this->navbarid = $navbarid;
-
-		$tag = 'navbar';
-		$this->read_template('hp6navbar.ht_', $tag);
-
-		unset($this->navbarid);
-
-		return $this->$tag;
-	}
-	function v6_expand_TopNavBar() {
-		return $this->v6_expand_NavBar('TopNavBar');
-	}
-	function v6_expand_BottomNavBar() {
-		return $this->v6_expand_NavBar('BottomNavBar');
-	}
-
-	// hp6navbar.ht_
-
-	function v6_expand_NavBarID() {
-		// $this->navbarid is set in "$this->v6_expand_NavBar"
-		return empty($this->navbarid) ? '' : $this->navbarid;
-	}
-	function v6_expand_ContentsURL() {
-		$url = $this->parent->xml_value('hotpot-config-file,global,contents-url');
-		if ($url) {
-			$url = hotpot_convert_navbutton_url($this->parent->get_baseurl(), $this->parent->reference, $url, $this->parent->course);
-		}
-		return $url;
-	}
-	function v6_expand_NextExURL() {
-		$url = $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',next-ex-url');
-		if ($url) {
-			$url = hotpot_convert_navbutton_url($this->parent->get_baseurl(), $this->parent->reference, $url, $this->parent->course);
-		}
-		return $url;
-	}
-
-	// conditional blocks
-
-	function v6_expand_ShowAnswer() {
-		return $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-show-answer');
-	}
-	function v6_expand_Slide() {
-		return true; // whats's this (JMatch drag and drop)
-	}
-
-	// specials (JMatch)
-
-	function v6_expand_FixedArray() {
-		$str = '';
-		$this->get_jmatch_items($l_items=array(), $r_items = array());
-		foreach ($l_items as $i=>$item) {
-			$str .= "F[$i] = new Array();\n";
-			$str .= "F[$i][0] = '".$this->js_safe($item['text'][0]['#'], true)."';\n";
-			$str .= "F[$i][1] = ".($i+1).";\n";
-		}
-		return $str;
-	}
-	function v6_expand_DragArray() {
-		$str = '';
-		$this->get_jmatch_items($l_items=array(), $r_items = array());
-		foreach ($r_items as $i=>$item) {
-			$str .= "D[$i] = new Array();\n";
-			$str .= "D[$i][0] = '".$this->js_safe($item['text'][0]['#'], true)."';\n";
-			$str .= "D[$i][1] = ".($i+1).";\n";
-			$str .= "D[$i][2] = 0;\n";
- 		}
-		return $str;
-	}
-
-	function get_jmatch_items(&$l_items, &$r_items) {
-		$i = 0;
-		while(
-			($l_item = $this->parent->xml_value('data,matching-exercise,pair',"[$i]['#']['left-item'][0]['#']")) &&
-			($r_item = $this->parent->xml_value('data,matching-exercise,pair',"[$i]['#']['right-item'][0]['#']"))
-		) {
-			$l_items[] = $l_item;
-			$r_items[] = $r_item;
-			$i++;
-		}
-	}
-	function shuffle_jmatch_items(&$items) {
-		// get moveable items
-		$moveable_keys = array();
-		for($i=0; $i<count($items); $i++) {
-			if(empty($items[$i]['fixed'][0]['#'])) {
-				$moveable_keys[] = $i;
-			}
-		}
-		// shuffle moveable items
-		$this->seed_random_number_generator();
-		shuffle($moveable_keys);
-
-		$keys = array();
-		for($i=0, $ii=0; $i<count($items); $i++) {
-			if(empty($items[$i]['fixed'][0]['#'])) {
-				// 	moveable items are inserted in a shuffled order
-				$keys[] = $moveable_keys[$ii++];
-			} else {
-				//	fixed items stay where they are
-				$keys[] = $i;
-			}
-		}
-		return $keys;
-	}
-	function seed_random_number_generator() {
-		static $seeded_RNG = FALSE;
-		if (!$seeded_RNG) {
-			srand((double) microtime() * 1000000);
-			$seeded_RNG = TRUE;
-		}
-	}
-
-	// specials (JMix)
-
-
-	// specials (JCloze)
-
-	function v6_expand_ItemArray() {
-		$q = 0;
-		$str = '';
-		switch ($this->parent->quiztype) {
-			case 'jcloze':
-				$str .= "I = new Array();\n";
-				$tags = 'data,gap-fill,question-record';
-				while (($question="[$q]['#']") && $this->parent->xml_value($tags, $question)) {
-					$a = 0;
-					$aa = 0;
-					while (($answer=$question."['answer'][$a]['#']") && $this->parent->xml_value($tags, $answer)) {
-						$text = $this->js_value($tags,  $answer."['text'][0]['#']", true);
-						if ($text) {
-							if ($aa==0) { // first time only
-								$str .= "I[$q] = new Array();\n";
-								$str .= "I[$q][1] = new Array();\n";
-							}
-							$str .= "I[$q][1][$aa] = new Array();\n";
-							$str .= "I[$q][1][$aa][0] = '$text';\n";
-							$aa++;
-						}
-						$a++;
-					}
-					// add clue, if any answers were found
-					if ($aa) {
-						$clue = $this->js_value($tags, $question."['clue'][0]['#']", true);
-						$str .= "I[$q][2]='$clue';\n";
-					}
-					$q++;
-				}
-				break;
-			case 'jquiz':
-				$str .= "I=new Array();\n";
-				$tags = 'data,questions,question-record';
-				while (($question="[$q]['#']") && $this->parent->xml_value($tags, $question)) {
-
-					$question_type = $this->int_value($tags, $question."['question-type'][0]['#']");
-					$weighting = $this->int_value($tags, $question."['weighting'][0]['#']");
-					$clue = $this->js_value($tags, $question."['clue'][0]['#']", true);
-
-					$answers = $question."['answers'][0]['#']";
-
-					$a = 0;
-					$aa = 0;
-					while (($answer = $answers."['answer'][$a]['#']") && $this->parent->xml_value($tags, $answer)) {
-						$text =     $this->js_value($tags,  $answer."['text'][0]['#']", true);
-						$feedback = $this->js_value($tags,  $answer."['feedback'][0]['#']", true);
-						$correct =  $this->int_value($tags, $answer."['correct'][0]['#']");
-						$percent =  $this->int_value($tags, $answer."['percent-correct'][0]['#']");
-						$include =  $this->int_value($tags, $answer."['include-in-mc-options'][0]['#']");
-						if ($text) {
-							if ($aa==0) { // first time only
-								$str .= "I[$q]=new Array();\n";
-								$str .= "I[$q][0]=$weighting;\n";
-								$str .= "I[$q][1]='$clue';\n";
-								$str .= "I[$q][2]='".($question_type-1)."';\n";
-								$str .= "I[$q][3]=new Array();\n";
-							}
-							$str .= "I[$q][3][$aa]=new Array('$text','$feedback',$correct,$percent,$include);\n";
-							$aa++;
-						}
-						$a++;
-					}
-					$q++;
-				}
-				break;
-		}
-		return $str;
-	}
-
-	function v6_expand_ClozeBody() {
-		$str = '';
-
-		$dropdownlist = '';
-		if ($this->v6_use_DropDownList()) {
-			$this->v6_set_WordList();
-			foreach ($this->wordlist as $word) {
-				$dropdownlist .= '<option value="'.$word.'">'.$word.'</option>';
-			}
-		}
-
-		$q = 0;
-		$tags = 'data,gap-fill';
-
-		while ($text = $this->parent->xml_value($tags, "[0]['#'][$q]")) {
-			$str .= $text;
-			if (($question="[$q]['#']") && $this->parent->xml_value("$tags,question-record", $question)) {
-				$str .= '<span class="GapSpan" id="GapSpan'.$q.'">';
-				if ($this->v6_use_DropDownList()) {
-					$str .= '<select id="Gap'.$q.'"><option value=""></option>'.$dropdownlist.'</select>';
-				} else {
-					$str .= '<input type="text" id="Gap'.$q.'" onfocus="TrackFocus('.$q.')" onblur="LeaveGap()" class="GapBox" size="6"></input>';
-				}
-				if ($this->v6_expand_Clues()) {
-					$caption = $this->v6_expand_ClueCaption();
-					$str .= '<button style="line-height: 1.0" class="FuncButton" onfocus="FuncBtnOver(this)" onmouseover="FuncBtnOver(this)" onblur="FuncBtnOut(this)" onmouseout="FuncBtnOut(this)" onmousedown="FuncBtnDown(this)" onmouseup="FuncBtnOut(this)" onclick="ShowClue('.$q.')">['.$caption.']</button>';
-				}
-				$str .= '</span>';
-			}
-			$q++;
-		}
-
-		return $str;
-	}
-
-	// JCloze quiztype
-
-	function v6_expand_WordList() {
-		$str = '';
-		if ($this->v6_include_WordList()) {
-			$this->v6_set_WordList();
-			$str = implode(' &#160;&#160; ', $this->wordlist);
-		}
-		return $str;
-	}
-	function v6_include_WordList() {
-		return $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-word-list');
-	}
-	function v6_use_DropDownList() {
-		return $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',use-drop-down-list');
-	}
-	function v6_set_WordList() {
-
-		if (isset($this->wordlist)) {
-			// do nothing
-		} else {
-			$this->wordlist = array();
-
-			// is the wordlist required
-			if ($this->v6_include_WordList() || $this->v6_use_DropDownList()) {
-
-				$q = 0;
-				$tags = 'data,gap-fill,question-record';
-				while (($question="[$q]['#']") && $this->parent->xml_value($tags, $question)) {
-					$a = 0;
-					$aa = 0;
-					while (($answer=$question."['answer'][$a]['#']") && $this->parent->xml_value($tags, $answer)) {
-						$text = $this->parent->xml_value($tags,  $answer."['text'][0]['#']");
-						$correct =  $this->int_value($tags, $answer."['correct'][0]['#']");
-						if ($text && $correct) { // $correct is always true
-							$this->wordlist[] = $text;
-							$aa++;
-						}
-						$a++;
-					}
-					$q++;
-				}
-				$this->wordlist = array_unique($this->wordlist);
-				sort($this->wordlist);
-			}
-		}
-	}
-	function v6_expand_Keypad() {
-		$str = '';
-		if ($this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-keypad')) {
-
-			// these characters must always be in the keypad
-			$chars = array();
-			$this->add_keypad_chars($chars, $this->parent->xml_value('hotpot-config-file,global,keypad-characters'));
-
-			// append other characters used in the answers
-			$tags = '';
-			switch ($this->parent->quiztype) {
-				case 'jcloze':
-					$tags = 'data,gap-fill,question-record';
-					break;
-				case 'jquiz':
-					$tags = 'data,questions,question-record';
-					break;
-			}
-			if ($tags) {
-				$q = 0;
-				while (($question="[$q]['#']") && $this->parent->xml_value($tags, $question)) {
-
-					if ($this->parent->quiztype=='jquiz') {
-						$answers = $question."['answers'][0]['#']";
-					} else {
-						$answers = $question;
-					}
-
-					$a = 0;
-					while (($answer=$answers."['answer'][$a]['#']") && $this->parent->xml_value($tags, $answer)) {
-						$this->add_keypad_chars($chars, $this->parent->xml_value($tags,  $answer."['text'][0]['#']"));
-						$a++;
-					}
-					$q++;
-				}
-			}
-
-			// remove duplicate characters and sort
-			$chars = array_unique($chars);
-			usort($chars, "hotpot_sort_keypad_chars");
-
-			// create keypad buttons for each character
-			$str .= '<div class="Keypad">';
-			foreach ($chars as $char) {
-				$str .= "<button onclick=\"TypeChars('".$this->js_safe($char, true)."'); return false;\">$char</button>";
-			}
-			$str .= '</div>';
-		}
-		return $str;
-	}
-	function add_keypad_chars(&$chars, $text) {
-		if (preg_match_all('|&[^;]+;|i', $text, $more_chars)) {
-			$chars = array_merge($chars, $more_chars[0]);
-		}
-	}
-	function v6_expand_Correct() {
-		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',guesses-correct');
-	}
-	function v6_expand_Incorrect() {
-		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',guesses-incorrect');
-	}
-	function v6_expand_GiveHint() {
-		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',next-correct-letter');
-	}
-	function v6_expand_CaseSensitive() {
-		return $this->bool_value('hotpot-config-file,'.$this->parent->quiztype.',case-sensitive');
-	}
-
-	// JCross quiztype
-
-	function v6_expand_CluesAcrossLabel() {
-		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',clues-across');
-	}
-	function v6_expand_CluesDownLabel() {
-		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',clues-down');
-	}
-	function v6_expand_EnterCaption() {
-		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',enter-caption');
-	}
-	function v6_expand_ShowHideClueList() {
-		$value = $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-clue-list');
-		return empty($value) ? ' style="display: none;"' : '';
-	}
-
-	// JCross specials
-
-	function v6_expand_CluesDown() {
-		return $this->v6_expand_jcross_clues('D');
-	}
-	function v6_expand_CluesAcross() {
-		return $this->v6_expand_jcross_clues('A');
-	}
-	function v6_expand_jcross_clues($direction) {
-		// $direction: A(cross) or D(own)
-		$this->v6_get_jcross_grid($row=NULL, $r_max=0, $c_max=0);
-		$i = 0; // clue index;
-		$str = '';
-		for($r=0; $r<=$r_max; $r++) {
-			for($c=0; $c<=$c_max; $c++) {
-				$aword = $this->get_jcross_aword($row, $r, $r_max, $c, $c_max);
-				$dword = $this->get_jcross_dword($row, $r, $r_max, $c, $c_max);
-				if ($aword || $dword) {
-					$i++; // increment clue index
-
-					// get the definition for this word
-					$def = '';
-					$word = ($direction=='A') ? $aword : $dword;
-					$clues = $this->parent->xml_values('data,crossword,clues,item');
-					foreach ($clues as $clue) {
-						if ($clue['word'][0]['#']==$word) {
-							$def = $clue['def'][0]['#'];
-							$def = strtr($def, array('&#x003C;'=>'<', '&#x003E;'=>'>', "\n"=>'<br />'));
-							break;
-						}
-					}
-
-					if (!empty($def)) {
-						$str .= '<tr><td class="ClueNum">'.$i.'. </td><td id="Clue_'.$direction.'_'.$i.'" class="Clue">'.$def.'</td></tr>';
-					}
-				}
-			}
-		}
-		return $str;
-	}
-
-	// jcross6.js_
-
-	function v6_expand_LetterArray() {
-		$this->v6_get_jcross_grid($row=NULL, $r_max=0, $c_max=0);
-		$str = '';
-		for($r=0; $r<=$r_max; $r++) {
-			$str .= "L[$r] = new Array(";
-			for($c=0; $c<=$c_max; $c++) {
-				$str .= ($c>0 ? ',' : '')."'".$this->js_safe($row[$r]['cell'][$c]['#'], true)."'";
-			}
-			$str .= ");\n";
-		}
-		return $str;
-	}
-	function v6_expand_GuessArray() {
-		$this->v6_get_jcross_grid($row=NULL, $r_max=0, $c_max=0);
-		$str = '';
-		for($r=0; $r<=$r_max; $r++) {
-			$str .= "G[$r] = new Array('".str_repeat("','", $c_max)."');\n";
-		}
-		return $str;
-	}
-	function v6_expand_ClueNumArray() {
-		$this->v6_get_jcross_grid($row=NULL, $r_max=0, $c_max=0);
-		$i = 0; // clue index
-		$str = '';
-		for($r=0; $r<=$r_max; $r++) {
-			$str .= "CL[$r] = new Array(";
-			for($c=0; $c<=$c_max; $c++) {
-				if ($c>0) {
-					$str .= ',';
-				}
-				$aword = $this->get_jcross_aword($row, $r, $r_max, $c, $c_max);
-				$dword = $this->get_jcross_dword($row, $r, $r_max, $c, $c_max);
-				if (empty($aword) && empty($dword)) {
-					$str .= 0;
-				} else {
-					$i++; // increment the clue index
-					$str .= $i;
-				}
-			}
-			$str .= ");\n";
-		}
-		return $str;
-	}
-	function v6_expand_GridBody() {
-		$this->v6_get_jcross_grid($row=NULL, $r_max=0, $c_max=0);
-		$i = 0; // clue index;
-		$str = '';
-		for($r=0; $r<=$r_max; $r++) {
-			$str .= '<tr id="Row_'.$r.'">';
-			for($c=0; $c<=$c_max; $c++) {
-				if (empty($row[$r]['cell'][$c]['#'])) {
-					$str .= '<td class="BlankCell">&nbsp;</td>';
-				} else {
-					$aword = $this->get_jcross_aword($row, $r, $r_max, $c, $c_max);
-					$dword = $this->get_jcross_dword($row, $r, $r_max, $c, $c_max);
-					if (empty($aword) && empty($dword)) {
-						$str .= '<td class="LetterOnlyCell"><span id="L_'.$r.'_'.$c.'">&nbsp;</span></td>';
-					} else {
-						$i++; // increment clue index
-						$str .= '<td class="NumLetterCell"><a href="javascript:void(0);" class="GridNum" onclick="ShowClue('.$i.','.$r.','.$c.')">'.$i.'</a><span class="NumLetterCellText" id="L_'.$r.'_'.$c.'" onclick="ShowClue('.$i.','.$r.','.$c.')">&nbsp;&nbsp;&nbsp;</span></td>';
-					}
-				}
-			}
-			$str .= '</tr>';
-		}
-		return $str;
-	}
-	function v6_get_jcross_grid(&$row, &$r_max, &$c_max) {
-		$row = $this->parent->xml_values('data,crossword,grid,row');
-		$r_max = 0;
-		$c_max = 0;
-		if (isset($row) && is_array($row)) {
-			for($r=0; $r<count($row); $r++) {
-				if (isset($row[$r]['cell']) && is_array($row[$r]['cell'])) {
-					for($c=0; $c<count($row[$r]['cell']); $c++) {
-						if (!empty($row[$r]['cell'][$c]['#'])) {
-							$r_max = max($r, $r_max);
-							$c_max = max($c, $c_max);
-						}
-					} // end for $c
-				}
-			} // end for $r
-		}
-	}
-	function get_jcross_dword(&$row, $r, $r_max, $c, $c_max) {
-		$str = '';
-		if (($r==0 || empty($row[$r-1]['cell'][$c]['#'])) && $r<$r_max && !empty($row[$r+1]['cell'][$c]['#'])) {
-			$str = $this->get_jcross_word($row, $r, $r_max, $c, $c_max, true);
-		}
-		return $str;
-	}
-	function get_jcross_aword(&$row, $r, $r_max, $c, $c_max) {
-		$str = '';
-		if (($c==0 || empty($row[$r]['cell'][$c-1]['#'])) && $c<$c_max && !empty($row[$r]['cell'][$c+1]['#'])) {
-			$str = $this->get_jcross_word($row, $r, $r_max, $c, $c_max, false);
-		}
-		return $str;
-	}
-	function get_jcross_word(&$row, $r, $r_max, $c, $c_max, $go_down=false) {
-		$str = '';
-		while ($r<=$r_max && $c<=$c_max && !empty($row[$r]['cell'][$c]['#'])) {
-			$str .= $row[$r]['cell'][$c]['#'];
-			if ($go_down) {
-				$r++;
-			} else {
-				$c++;
-			}
-		}
-		return $str;
-	}
-
-	// specials (JQuiz)
-
-	function v6_expand_QuestionOutput() {
-		$str = '';
-		$str .= '<ol class="QuizQuestions" id="Questions">'."\n";
-
-		$q = 0;
-		$tags = 'data,questions,question-record';
-		while (($question="[$q]['#']") && $this->parent->xml_value($tags, $question)) {
-
-			// get question
-			$question_text = $this->parent->xml_value($tags, $question."['question'][0]['#']");
-			$question_type = $this->parent->xml_value($tags, $question."['question-type'][0]['#']");
-
-			// check we have a question
-			if ($question_text && $question_type) {
-
-				$str .= '<li class="QuizQuestion" id="Q_'.$q.'" style="display: none;">';
-				$str .= '<p class="QuestionText">'.$question_text.'</p>';
-
-				if (
-					$question_type==HOTPOT_JQUIZ_SHORTANSWER || 
-					$question_type==HOTPOT_JQUIZ_HYBRID
-				) {
-					$str .= '<div class="ShortAnswer" id="Q_'.$q.'_SA"><form method="post" action="" onsubmit="return false;"><div>';
-					$str .= '<input type="text" id="Q_'.$q.'_Guess" onfocus="TrackFocus('."'".'Q_'.$q.'_Guess'."'".')" onblur="LeaveGap()" class="ShortAnswerBox" size="9"></input><br /><br />';
-
-					$caption = $this->v6_expand_CheckCaption();
-					$str .= $this->v6_expand_jquiz_button($caption, "CheckShortAnswer($q)");
-
-					if ($this->v6_expand_Hint()) {
-						$caption = $this->v6_expand_HintCaption();
-						$str .= $this->v6_expand_jquiz_button($caption, "ShowHint($q)");
-					}
-
-					if ($this->v6_expand_ShowAnswer()) {
-						$caption = $this->v6_expand_ShowAnswerCaption();
-						$str .= $this->v6_expand_jquiz_button($caption, "ShowAnswers($q)");
-					}
-
-					$str .= '</div></form></div>';
-				}
-
-				if (
-					$question_type==HOTPOT_JQUIZ_MULTICHOICE || 
-					$question_type==HOTPOT_JQUIZ_HYBRID ||
-					$question_type==HOTPOT_JQUIZ_MULTISELECT
-				) {
-
-					switch ($question_type) {
-						case HOTPOT_JQUIZ_MULTICHOICE: 
-							$str .= '<ol class="MCAnswers">'."\n";
-						break;
-						case HOTPOT_JQUIZ_HYBRID:
-							$str .= '<ol class="MCAnswers" id="Q_'.$q.'_Hybrid_MC" style="display: none;">'."\n";
-						break;
-						case HOTPOT_JQUIZ_MULTISELECT:
-							$str .= '<ol class="MSelAnswers">'."\n";
-						break;
-					}
-
-					$a = 0;
-					$aa = 0;
-					$answers = $question."['answers'][0]['#']";
-					while (($answer = $answers."['answer'][$a]['#']") && $this->parent->xml_value($tags, $answer)) {
-						$text = $this->parent->xml_value($tags, $answer."['text'][0]['#']");
-						if ($text) {
-							switch ($question_type) {
-								case HOTPOT_JQUIZ_MULTICHOICE:
-								case HOTPOT_JQUIZ_HYBRID:
-									$include = $this->int_value($tags, $answer."['include-in-mc-options'][0]['#']");
-									if ($include) {
-										$str .= '<li id="Q_'.$q.'_'.$aa.'"><button class="FuncButton" onfocus="FuncBtnOver(this)" onblur="FuncBtnOut(this)" onmouseover="FuncBtnOver(this)" onmouseout="FuncBtnOut(this)" onmousedown="FuncBtnDown(this)" onmouseup="FuncBtnOut(this)" id="Q_'.$q.'_'.$aa.'_Btn" onclick="CheckMCAnswer('.$q.','.$aa.',this)">&nbsp;&nbsp;?&nbsp;&nbsp;</button>&nbsp;&nbsp;'.$text.'</li>'."\n";
-									}
-								break;
-								case HOTPOT_JQUIZ_MULTISELECT:
-									$str .= '<li id="Q_'.$q.'_'.$aa.'"><form method="post" action="" onsubmit="return false;"><div><input type="checkbox" id="Q_'.$q.'_'.$aa.'_Chk" class="MSelCheckbox" />'.$text.'</div></form></li>'."\n";
-								break;
-							}
-							$aa++;
-						}
-						$a++;
-					}
-
-					$str .= '</ol>';
-
-					if ($question_type==HOTPOT_JQUIZ_MULTISELECT) {
-						$caption = $this->v6_expand_CheckCaption();
-						$str .= $this->v6_expand_jquiz_button($caption, "CheckMultiSelAnswer($q)");
-					}
-				}
-
-				$str .= "</li>\n";
-			}
-			$q++;
-
-		} // end while $question
-
-		$str .= "</ol>\n";
-		return $str;
-	}
-
-	function v6_expand_jquiz_button($caption, $onclick) {
-		return '<button class="FuncButton" onfocus="FuncBtnOver(this)" onblur="FuncBtnOut(this)" onmouseover="FuncBtnOver(this)" onmouseout="FuncBtnOut(this)" onmousedown="FuncBtnDown(this)" onmouseup="FuncBtnOut(this)" onclick="'.$onclick.'">'.$caption.'</button>';
-	}
-
-	// jquiz.js_
-
-	function v6_expand_MultiChoice() {
-		return $this->v6_jquiz_question_type(HOTPOT_JQUIZ_MULTICHOICE);
-	}
-	function v6_expand_ShortAnswer() {
-		return $this->v6_jquiz_question_type(HOTPOT_JQUIZ_SHORTANSWER);
-	}
-	function v6_expand_MultiSelect() {
-		return $this->v6_jquiz_question_type(HOTPOT_JQUIZ_MULTISELECT);
-	}
-	function v6_jquiz_question_type($type) {
-		// does this quiz have any questions of the given $type?
-		$flag = false;
-
-		$q = 0;
-		$tags = 'data,questions,question-record';
-		while (($question = "[$q]['#']") && $this->parent->xml_value($tags, $question)) {
-			$question_type = $this->parent->xml_value($tags, $question."['question-type'][0]['#']");
-			if ($question_type==$type || ($question_type==HOTPOT_JQUIZ_HYBRID && ($type==HOTPOT_JQUIZ_MULTICHOICE || $type==HOTPOT_JQUIZ_SHORTANSWER))) {
-				$flag = true;
-				break;
-			}
-			$q++;
-		}
-		return $flag;
-	}
-	function v6_expand_CorrectFirstTime() {
-		return $this->js_value('hotpot-config-file,global,correct-first-time');
-	}
-	function v6_expand_ContinuousScoring() {
-		return $this->bool_value('hotpot-config-file,'.$this->parent->quiztype.',continuous-scoring');
-	}
-	function v6_expand_ShowCorrectFirstTime() {
-		return $this->bool_value('hotpot-config-file,'.$this->parent->quiztype.',show-correct-first-time');
-	}
-	function v6_expand_ShuffleAs() {
-		return $this->bool_value('hotpot-config-file,'.$this->parent->quiztype.',shuffle-answers');
-	}
-
-	function v6_expand_DefaultRight() {
-		return $this->v6_expand_GuessCorrect();
-	}
-	function v6_expand_DefaultWrong() {
-		return $this->v6_expand_GuessIncorrect();
-	}
-	function v6_expand_ShowAllQuestionsCaptionJS() {
-		return $this->v6_expand_ShowAllQuestionsCaption();
-	}
-	function v6_expand_ShowOneByOneCaptionJS() {
-		return $this->v6_expand_ShowOneByOneCaption();
-	}
-
-	// hp6checkshortanswers.js_ (JQuiz)
-
-	function v6_expand_CorrectList() {
-		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',correct-answers');
-	}
-	function v6_expand_HybridTries() {
-		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',short-answer-tries-on-hybrid-q');
-	}
-	function v6_expand_PleaseEnter() {
-		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',enter-a-guess');
-	}
-	function v6_expand_PartlyIncorrect() {
-		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',partly-incorrect');
-	}
-	function v6_expand_ShowAnswerCaption() {
-		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',show-answer-caption');
-	}
-	function v6_expand_ShowAlsoCorrect() {
-		return $this->bool_value('hotpot-config-file,global,show-also-correct');
-	}
-
-} // end class
-function hotpot_sort_keypad_chars($a, $b) {
-	$a =  hotpot_keypad_sort_value($a);
-	$b =  hotpot_keypad_sort_value($b);
-	return ($a<$b) ? -1 : ($a==$b ? 0 : 1);
-}
-function hotpot_keypad_sort_value($char) {
-
-	// hexadecimal
-	if (preg_match('|&#x([0-9A-F]+);|ie', $char, $matches)) {
-		$ord = hexdec($matches[1]);
-
-	// decimal
-	} else if (preg_match('|&#(\d+);|i', $char, $matches)) {
-		$ord = intval($matches[1]);
-
-	// other html entity
-	} else if (preg_match('|&[^;]+;|', $char, $matches)) {
-   		$char = html_entity_decode($matches[0]);
-		$ord = empty($char) ? 0 : ord($char);
-
-	// not an html entity
-	} else {
-		$char = trim($char);
-		$ord = empty($char) ? 0 : ord($char);
-	}
-
-	// lowercase letters (plain or accented)
-	if (($ord>=97 && $ord<=122) || ($ord>=224 && $ord<=255)) {
-		$sort_value = ($ord-31).'.'.sprintf('%04d', $ord);
-
-	// all other characters
-	} else {
-		$sort_value = $ord;
-	}
-
-	return $sort_value;
-} 
-
-?>
+<?PHP 
+
+class hotpot_xml_quiz_template extends hotpot_xml_template_default {
+
+	// constructor function for this class
+	function hotpot_xml_quiz_template(&$parent) {
+
+		$this->parent = &$parent;
+		
+		$get_js = optional_param('js', false);
+		$get_css = optional_param('css', false);
+
+		if (!empty($get_css)) {
+			$this->css = '';
+			$this->read_template('hp6.cs_', 'css');
+
+		} else if (!empty($get_js)) {
+			$this->js = '';
+			$this->read_template($this->parent->draganddrop.$this->parent->quiztype.'6.js_', 'js');
+
+		} else {
+			$this->html = '';
+			$this->read_template($this->parent->draganddrop.$this->parent->quiztype.'6.ht_', 'html');
+		}
+
+		// expand special strings, if any
+		$pattern = '';
+		switch ($this->parent->quiztype) {
+			case 'jcloze':
+				$pattern = '/\[(PreloadImageList)\]/';
+				break;
+			case 'jcross':
+				$pattern = '/\[(PreloadImageList|ShowHideClueList)\]/';
+				break;
+			case 'jmatch':
+				$pattern = '/\[(PreloadImageList|QsToShow|FixedArray|DragArray)\]/';
+				break;
+			case 'jmix':
+				$pattern = '/\[(PreloadImageList|SegmentArray|AnswerArray)\]/';
+				break;
+			case 'jquiz':
+				$pattern = '/\[(PreloadImageList|QsToShow)\]/';
+				break;
+		}
+		if (!empty($pattern)) {
+			$this->expand_strings('html', $pattern);
+		}
+	}
+
+	// captions and messages
+
+	function v6_expand_AlsoCorrect() {
+		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',also-correct');
+	}
+	function v6_expand_CapitalizeFirst() {
+		return $this->bool_value('hotpot-config-file,'.$this->parent->quiztype.',capitalize-first-letter');
+	}
+	function v6_expand_CheckCaption() {
+		return $this->parent->xml_value('hotpot-config-file,global,check-caption');
+	}
+	function v6_expand_CorrectIndicator() {
+		return $this->js_value('hotpot-config-file,global,correct-indicator');
+	}
+	function v6_expand_Back() {
+		return $this->int_value('hotpot-config-file,global,include-back');
+	}
+	function v6_expand_BackCaption() {
+		return $this->parent->xml_value('hotpot-config-file,global,back-caption');
+	}
+	function v6_expand_ClickToAdd() {
+		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',click-to-add');
+	}
+	function v6_expand_ClueCaption() {
+		return $this->parent->xml_value('hotpot-config-file,global,clue-caption');
+	}
+	function v6_expand_Clues() {
+		return $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-clues');
+	}
+	function v6_expand_Contents() {
+		return $this->int_value('hotpot-config-file,global,include-contents');
+	}
+	function v6_expand_ContentsCaption() {
+		return $this->parent->xml_value('hotpot-config-file,global,contents-caption');
+	}
+	function v6_expand_GuessCorrect() {
+		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',guess-correct');
+	}
+	function v6_expand_GuessIncorrect() {
+		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',guess-incorrect');
+	}
+	function v6_expand_Hint() {
+		return $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-hint');
+	}
+	function v6_expand_HintCaption() {
+		return $this->parent->xml_value('hotpot-config-file,global,hint-caption');
+	}
+	function v6_expand_IncorrectIndicator() {
+		return $this->js_value('hotpot-config-file,global,incorrect-indicator');
+	}
+	function v6_expand_LastQCaption() {
+		return $this->parent->xml_value('hotpot-config-file,global,last-q-caption');
+	}
+	function v6_expand_NextCorrect() {
+		$value = $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',next-correct-part');
+		if (empty($value)) { // jquiz
+			$value = $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',next-correct-letter');
+		}
+		return $value;
+	}
+	function v6_expand_NextEx() {
+		return $this->int_value('hotpot-config-file,global,include-next-ex');
+	}
+	function v6_expand_NextExCaption() {
+		return $this->parent->xml_value('hotpot-config-file,global,next-ex-caption');
+	}
+	function v6_expand_NextQCaption() {
+		return $this->parent->xml_value('hotpot-config-file,global,next-q-caption');
+	}
+	function v6_expand_OKCaption() {
+		return $this->parent->xml_value('hotpot-config-file,global,ok-caption');
+	}
+	function v6_expand_Restart() {
+		return $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-restart');
+	}
+	function v6_expand_RestartCaption() {
+		return $this->parent->xml_value('hotpot-config-file,global,restart-caption');
+	}
+	function v6_expand_ShowAllQuestionsCaption() {
+		return $this->js_value('hotpot-config-file,global,show-all-questions-caption');
+	}
+	function v6_expand_ShowOneByOneCaption() {
+		return $this->js_value('hotpot-config-file,global,show-one-by-one-caption');
+	}
+	function v6_expand_TheseAnswersToo() {
+		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',also-correct');
+	}
+	function v6_expand_ThisMuch() {
+		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',this-much-correct');
+	}
+	function v6_expand_Undo() {
+		return $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-undo');
+	}
+	function v6_expand_UndoCaption() {
+		return $this->parent->xml_value('hotpot-config-file,global,undo-caption');
+	}
+	function v6_expand_YourScoreIs() {
+		return $this->js_value('hotpot-config-file,global,your-score-is');
+	}
+
+	// reading
+
+	function v6_expand_Reading() {
+		return $this->int_value('data,reading,include-reading');
+	}
+	function v6_expand_ReadingText() {
+		$title = $this->v6_expand_ReadingTitle();
+		$value = $this->parent->xml_value('data,reading,reading-text');
+		$value = empty($value) ? '' : ('<div class="ReadingText">'.$value.'</div>');
+		return $title.$value;
+	}
+	function v6_expand_ReadingTitle() {
+		$value = $this->parent->xml_value('data,reading,reading-title');
+		return empty($value) ? '' : ('<h3 class="ExerciseSubtitle">'.$value.'</h3>');
+	}
+
+	// timer 
+
+	function v6_expand_Timer() {
+		return $this->int_value('data,timer,include-timer');
+	}
+	function v6_expand_JSTimer() {
+		return $this->read_template('hp6timer.js_');
+	}
+	function v6_expand_Seconds() {
+		return $this->parent->xml_value('data,timer,seconds');
+	}
+
+	// send results 
+
+	function v6_expand_SendResults() {
+		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',send-email');
+	}
+	function v6_expand_JSSendResults() {
+		return $this->read_template('hp6sendresults.js_');
+	}
+	function v6_expand_FormMailURL() {
+		return $this->parent->xml_value('hotpot-config-file,global,formmail-url');
+	}
+	function v6_expand_EMail() {
+		return $this->parent->xml_value('hotpot-config-file,global,email');
+	}
+	function v6_expand_NamePlease() {
+		return $this->js_value('hotpot-config-file,global,name-please');
+	}
+
+	// preload images
+
+	function v6_expand_PreloadImages() {
+		$value = $this->v6_expand_PreloadImageList();
+		return empty($value) ? false : true;
+	}
+	function v6_expand_PreloadImageList() {
+
+		// check it has not been set already
+		if (!isset($this->PreloadImageList)) {
+
+			// the list of image urls
+			$list = array();
+
+			// extract <img> tags
+			$img_tag = htmlspecialchars('|&#x003C;img.*?src="(.*?)".*?&#x003E;|is');
+			if (preg_match_all($img_tag, $this->parent->source, $matches)) {
+				$list = $matches[1];
+
+				// remove duplicates
+				$list = array_unique($list);
+			}
+
+			// convert to comma delimited string
+			$this->PreloadImageList = empty($list) ? '' : "'".implode(',', $list)."'";
+		}
+		return $this->PreloadImageList;
+	}
+
+	// html files (all quiz types)
+
+	function v6_expand_PlainTitle() {
+		return $this->parent->xml_value('data,title');
+	}
+	function v6_expand_ExerciseSubtitle() {
+		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',exercise-subtitle');
+	}
+	function v6_expand_Instructions() {
+		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',instructions');
+	}
+	function v6_expand_DublinCoreMetadata() {
+		$dc = '<link rel="schema.DC" href="'.$this->parent->xml_value('', "['rdf:RDF'][0]['@']['xmlns:dc']").'" />'."\n";
+		if (is_string($this->parent->xml_value('rdf:RDF,rdf:Description'))) {
+			// do nothing (there is no more dc info)
+		} else {
+			$dc .= '<meta name="DC:Creator" content="'.$this->parent->xml_value('rdf:RDF,rdf:Description,dc:creator').'" />'."\n";
+			$dc .= '<meta name="DC:Title" content="'.strip_tags($this->parent->xml_value('rdf:RDF,rdf:Description,dc:title')).'" />'."\n";
+		}
+		return $dc;
+	}
+	function v6_expand_FullVersionInfo() {
+		global $CFG;
+		require_once($CFG->hotpotroot.DIRECTORY_SEPARATOR.'version.php'); // set $module
+		return $this->parent->xml_value('version').'.x (Moodle '.$CFG->release.', hotpot-module '.$this->parent->obj_value($module, 'release').')';
+	}
+	function v6_expand_HeaderCode() {
+		return $this->parent->xml_value('hotpot-config-file,global,header-code');
+	}
+	function v6_expand_StyleSheet() {
+		$this->read_template('hp6.cs_', 'css');
+		return $this->css;
+	}
+
+	// stylesheet (hp6.cs_)
+
+	function v6_expand_PageBGColor() {
+		return $this->parent->xml_value('hotpot-config-file,global,page-bg-color');
+	}
+	function v6_expand_GraphicURL() {
+		return $this->parent->xml_value('hotpot-config-file,global,graphic-url');
+	}
+	function v6_expand_ExBGColor() {
+		return $this->parent->xml_value('hotpot-config-file,global,ex-bg-color');
+	}
+
+	function v6_expand_FontFace() {
+		return $this->parent->xml_value('hotpot-config-file,global,font-face');
+	}
+	function v6_expand_FontSize() {
+		return $this->parent->xml_value('hotpot-config-file,global,font-size');
+	}
+	function v6_expand_TextColor() {
+		return $this->parent->xml_value('hotpot-config-file,global,text-color');
+	}
+	function v6_expand_TitleColor() {
+		return $this->parent->xml_value('hotpot-config-file,global,title-color');
+	}
+	function v6_expand_LinkColor() {
+		return $this->parent->xml_value('hotpot-config-file,global,link-color');
+	}
+	function v6_expand_VLinkColor() {
+		return $this->parent->xml_value('hotpot-config-file,global,vlink-color');
+	}
+
+	function v6_expand_NavTextColor() {
+		return $this->parent->xml_value('hotpot-config-file,global,page-bg-color');
+	}
+	function v6_expand_NavBarColor() {
+		return $this->parent->xml_value('hotpot-config-file,global,nav-bar-color');
+	}
+	function v6_expand_NavLightColor() {
+		$color = $this->parent->xml_value('hotpot-config-file,global,nav-bar-color');
+		return $this->get_halfway_color($color, '#ffffff'); 
+	}
+	function v6_expand_NavShadeColor() {
+		$color = $this->parent->xml_value('hotpot-config-file,global,nav-bar-color');
+		return $this->get_halfway_color($color, '#000000');
+	}
+
+	function v6_expand_FuncLightColor() { // top-left of buttons
+		$color = $this->parent->xml_value('hotpot-config-file,global,ex-bg-color');
+		return $this->get_halfway_color($color, '#ffffff');
+	}
+	function v6_expand_FuncShadeColor() { // bottom right of buttons
+		$color = $this->parent->xml_value('hotpot-config-file,global,ex-bg-color');
+		return $this->get_halfway_color($color, '#000000');
+	}
+
+	// navigation buttons
+
+	function v6_expand_NavButtons() {
+		$back = $this->v6_expand_Back();
+		$next_ex = $this->v6_expand_NextEx();
+		$contents = $this->v6_expand_Contents();
+		return (empty($back) && empty($next_ex) && empty($contents) ? false : true);
+	}
+	function v6_expand_NavBarJS() {
+		return $this->v6_expand_NavButtons();
+	}
+
+	// js files (all quiz types)
+
+	function v6_expand_JSBrowserCheck() {
+		return $this->read_template('hp6browsercheck.js_');
+	}
+	function v6_expand_JSButtons() {
+		return $this->read_template('hp6buttons.js_');
+	}
+	function v6_expand_JSCard() {
+		return $this->read_template('hp6card.js_');
+	}
+	function v6_expand_JSCheckShortAnswer() {
+		return $this->read_template('hp6checkshortanswer.js_');
+	}
+	function v6_expand_JSHotPotNet() {
+		return $this->read_template('hp6hotpotnet.js_');
+	}
+	function v6_expand_JSShowMessage() {
+		return $this->read_template('hp6showmessage.js_');
+	}
+	function v6_expand_JSUtilities() {
+		return $this->read_template('hp6utilities.js_');
+	}
+
+	// js files
+
+	function v6_expand_JSJCloze6() {
+		return $this->read_template('jcloze6.js_');
+	}
+	function v6_expand_JSJCross6() {
+		return $this->read_template('jcross6.js_');
+	}
+	function v6_expand_JSJMatch6() {
+		return $this->read_template('jmatch6.js_');
+	}
+	function v6_expand_JSJMix6() {
+		return $this->read_template('jmix6.js_');
+	}
+	function v6_expand_JSJQuiz6() {
+		return $this->read_template('jquiz6.js_');
+	}
+
+	// drag and drop
+
+	function v6_expand_JSDJMatch6() {
+		return $this->read_template('djmatch6.js_');
+	}
+	function v6_expand_JSDJMix6() {
+		return $this->read_template('djmix6.js_');
+	}
+
+	// what are these for?
+
+	function v6_expand_JSFJMatch6() {
+		return $this->read_template('fjmatch6.js_');
+	}
+	function v6_expand_JSFJMix6() {
+		return $this->read_template('fjmix6.js_');
+	}
+
+	// jmatch6.js_
+
+	function v6_expand_ShuffleQs() {
+		return $this->bool_value('hotpot-config-file,'.$this->parent->quiztype.',shuffle-questions');
+	}
+	function v6_expand_QsToShow() {
+		$i = $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',show-limited-questions');
+		if ($i) {
+			$i = $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',questions-to-show');
+		}
+		if (empty($i)) {
+			$i = 0;
+			switch ($this->parent->quiztype) {
+				case 'jmatch':
+					$values = $this->parent->xml_values('data,matching-exercise,pair');
+					$i = count($values);
+					break;
+				case 'jquiz':
+					while ($this->parent->xml_value('data,questions,question-record', "[$i]['#']['question'][0]['#']")) {
+						$i++;
+					}
+					break;
+			} // end switch
+		}
+		return $i;
+	}
+	function v6_expand_MatchDivItems() {
+		$str = '';
+
+		$this->get_jmatch_items($l_items=array(), $r_items = array());
+
+		$l_keys = $this->shuffle_jmatch_items($l_items);
+		$r_keys = $this->shuffle_jmatch_items($r_items);
+
+		$options = '<option value="x">'.$this->parent->xml_value('data,matching-exercise,default-right-item').'</option>';
+		foreach ($r_keys as $key) {
+			$options .= '<option value="'.$key.'">'.$r_items[$key]['text'][0]['#'].'</option>'."\n";
+		}
+		foreach ($l_keys as $key) {
+			$str .= '<tr><td class="LeftItem">'.$l_items[$key]['text'][0]['#'].'</td>';
+			$str .= '<td class="RightItem"><select id="s'.$key.'_'.$key.'">'.$options.'</select></td>';
+			$str .= '<td></td></tr>';
+		}
+		return $str;
+	}
+
+	// jmix6.js_
+
+	function v6_expand_Punctuation() {
+		$tags = 'data,jumbled-order-exercise';
+		$chars = array_merge(
+			$this->jmix_Punctuation("$tags,main-order,segment"),
+			$this->jmix_Punctuation("$tags,alternate")
+		);
+		$chars = array_unique($chars);
+		$chars = implode('', $chars);
+		$chars = $this->js_safe($chars, true);
+		return $chars;
+	}
+	function jmix_Punctuation($tags) {
+		$chars = array();
+
+		// all punctutation except '&#;' (because they are used in html entities)
+		$ENTITIES = $this->jmix_encode_punctuation('!"$%'."'".'()*+,-./:<=>?@[\]^_`{|}~');
+		$pattern = "/&#x([0-9A-F]+);/i";
+		$i = 0;
+
+		// get next segment (or alternate answer)
+		while ($value = $this->parent->xml_value($tags, "[$i]['#']")) {
+
+			// convert low-ascii punctuation to entities
+			$value = strtr($value, $ENTITIES);
+
+			// extract all hex HTML entities
+			if (preg_match_all($pattern, $value, $matches)) {
+
+				// loop through hex entities
+				$m_max = count($matches[0]);
+				for ($m=0; $m<$m_max; $m++) {
+
+					// convert to hex number
+					eval('$hex=0x'.$matches[1][$m].';');
+
+					// is this a punctuation character?
+					if (
+						($hex>=0x0020 && $hex<=0x00BF) || // ascii punctuation
+						($hex>=0x2000 && $hex<=0x206F) || // general punctuation
+						($hex>=0x3000 && $hex<=0x303F) || // CJK punctuation
+						($hex>=0xFE30 && $hex<=0xFE4F) || // CJK compatability
+						($hex>=0xFE50 && $hex<=0xFE6F) || // small form variants
+						($hex>=0xFF00 && $hex<=0xFF40) || // halfwidth and fullwidth forms (1)
+						($hex>=0xFF5B && $hex<=0xFF65) || // halfwidth and fullwidth forms (2)
+						($hex>=0xFFE0 && $hex<=0xFFEE)    // halfwidth and fullwidth forms (3)
+					) {
+						// add this character
+						$chars[] = $matches[0][$m];
+					}
+				}
+			}
+			$i++;
+		}
+
+		return $chars;
+	}
+	function v6_expand_OpenPunctuation() {
+		$tags = 'data,jumbled-order-exercise';
+		$chars = array_merge(
+			$this->jmix_OpenPunctuation("$tags,main-order,segment"),
+			$this->jmix_OpenPunctuation("$tags,alternate")
+		);
+		$chars = array_unique($chars);
+		$chars = implode('', $chars);
+		$chars = $this->js_safe($chars, true);
+		return $chars;
+	}
+	function jmix_OpenPunctuation($tags) {
+		$chars = array();
+
+		// unicode punctuation designations (pi="initial quote", ps="open")
+		//	http://www.sql-und-xml.de/unicode-database/pi.html
+		//	http://www.sql-und-xml.de/unicode-database/ps.html
+		$pi = '0022|0027|00AB|2018|201B|201C|201F|2039';
+		$ps = '0028|005B|007B|0F3A|0F3C|169B|201A|201E|2045|207D|208D|2329|23B4|2768|276A|276C|276E|2770|2772|2774|27E6|27E8|27EA|2983|2985|2987|2989|298B|298D|298F|2991|2993|2995|2997|29D8|29DA|29FC|3008|300A|300C|300E|3010|3014|3016|3018|301A|301D|FD3E|FE35|FE37|FE39|FE3B|FE3D|FE3F|FE41|FE43|FE47|FE59|FE5B|FE5D|FF08|FF3B|FF5B|FF5F|FF62';
+		$pattern = "/(&#x($pi|$ps);)/i";
+
+		$ENTITIES = $this->jmix_encode_punctuation('"'."'".'(<[{');
+
+		$i = 0;
+		while ($value = $this->parent->xml_value($tags, "[$i]['#']")) {
+			$value = strtr($value, $ENTITIES);
+			if (preg_match_all($pattern, $value, $matches)) {
+				$chars = array_merge($chars, $matches[0]);
+			} 
+			$i++;
+		}
+
+		return $chars;
+	}
+	function jmix_encode_punctuation($str) {
+		$ENTITIES = array();
+		$i_max = strlen($str);
+		for ($i=0; $i<$i_max; $i++) {
+			$ENTITIES[$str{$i}] = '&#x'.sprintf('%04X', ord($str{$i})).';';
+		}
+		return $ENTITIES;
+	}
+	function v6_expand_ExerciseTitle() {
+		return $this->parent->xml_value('data,title');
+	}
+
+	// Jmix specials
+
+	function v6_expand_SegmentArray() {
+		$segments = $this->parent->xml_values('data,jumbled-order-exercise,main-order,segment');
+
+		$this->seed_random_number_generator();
+		$keys = array_keys($segments);
+		shuffle($keys);
+
+		$str = '';
+		for($i=0; $i<count($keys); $i++) {
+			$str .= "Segments[$i] = new Array();\n";
+			$str .= "Segments[$i][0] = '".$this->js_safe($segments[$keys[$i]])."';\n";
+			$str .= "Segments[$i][1] = ".($keys[$i]+1).";\n";
+			$str .= "Segments[$i][2] = 0;\n";
+		}
+		return $str;
+	}
+	function v6_expand_AnswerArray() {
+
+		$segments = $this->parent->xml_values('data,jumbled-order-exercise,main-order,segment');
+		$alternates = $this->parent->xml_values('data,jumbled-order-exercise,alternate');
+
+		$i = 0;
+		$pattern = '';
+		$str = 'Answers['.$i++.'] = new Array(';
+		for($ii=0; $ii<count($segments); $ii++) {
+			$str .= ($ii==0 ? '' : ',').($ii+1);
+			$pattern .= (empty($pattern) ? '' : '|').preg_quote($segments[$ii], '/');
+		}
+		$str .= ");\n";
+		$pattern = '/^('.$pattern.')\\s*/';
+
+		foreach ($alternates as $alternate) {
+			$ii = 0;
+			$str .= 'Answers['.$i++.'] = new Array(';
+			while (!empty($alternate) && preg_match($pattern, $alternate, $matches)) {
+				$iii = array_search($matches[1], $segments);
+				if (is_int($iii)) {
+					$str .= ($ii==0 ? '' : ',').($iii+1);
+					$alternate = substr($alternate, strlen($matches[0]));
+					$ii++;
+				} else {
+					// $matches[1] was not found in $segments!
+					// something is very wrong, so abort the loop
+					break; 
+				}
+			}
+			$str .= ");\n";
+		}
+		return $str;
+	}
+
+	// ===============================================================
+
+	// JMix (jmix6.js_)
+
+	function v6_expand_RemainingWords() {
+		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',remaining-words');
+	}
+	function v6_expand_TimesUp() {
+		return $this->parent->xml_value('hotpot-config-file,global,times-up');
+	}
+
+	// nav bar
+
+	function v6_expand_NavBar($navbarid='') {
+		$this->navbarid = $navbarid;
+
+		$tag = 'navbar';
+		$this->read_template('hp6navbar.ht_', $tag);
+
+		unset($this->navbarid);
+
+		return $this->$tag;
+	}
+	function v6_expand_TopNavBar() {
+		return $this->v6_expand_NavBar('TopNavBar');
+	}
+	function v6_expand_BottomNavBar() {
+		return $this->v6_expand_NavBar('BottomNavBar');
+	}
+
+	// hp6navbar.ht_
+
+	function v6_expand_NavBarID() {
+		// $this->navbarid is set in "$this->v6_expand_NavBar"
+		return empty($this->navbarid) ? '' : $this->navbarid;
+	}
+	function v6_expand_ContentsURL() {
+		$url = $this->parent->xml_value('hotpot-config-file,global,contents-url');
+		if ($url) {
+			$url = hotpot_convert_navbutton_url($this->parent->get_baseurl(), $this->parent->reference, $url, $this->parent->course);
+		}
+		return $url;
+	}
+	function v6_expand_NextExURL() {
+		$url = $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',next-ex-url');
+		if ($url) {
+			$url = hotpot_convert_navbutton_url($this->parent->get_baseurl(), $this->parent->reference, $url, $this->parent->course);
+		}
+		return $url;
+	}
+
+	// conditional blocks
+
+	function v6_expand_ShowAnswer() {
+		return $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-show-answer');
+	}
+	function v6_expand_Slide() {
+		return true; // whats's this (JMatch drag and drop)
+	}
+
+	// specials (JMatch)
+
+	function v6_expand_FixedArray() {
+		$str = '';
+		$this->get_jmatch_items($l_items=array(), $r_items = array());
+		foreach ($l_items as $i=>$item) {
+			$str .= "F[$i] = new Array();\n";
+			$str .= "F[$i][0] = '".$this->js_safe($item['text'][0]['#'], true)."';\n";
+			$str .= "F[$i][1] = ".($i+1).";\n";
+		}
+		return $str;
+	}
+	function v6_expand_DragArray() {
+		$str = '';
+		$this->get_jmatch_items($l_items=array(), $r_items = array());
+		foreach ($r_items as $i=>$item) {
+			$str .= "D[$i] = new Array();\n";
+			$str .= "D[$i][0] = '".$this->js_safe($item['text'][0]['#'], true)."';\n";
+			$str .= "D[$i][1] = ".($i+1).";\n";
+			$str .= "D[$i][2] = 0;\n";
+ 		}
+		return $str;
+	}
+
+	function get_jmatch_items(&$l_items, &$r_items) {
+		$i = 0;
+		while(
+			($l_item = $this->parent->xml_value('data,matching-exercise,pair',"[$i]['#']['left-item'][0]['#']")) &&
+			($r_item = $this->parent->xml_value('data,matching-exercise,pair',"[$i]['#']['right-item'][0]['#']"))
+		) {
+			$l_items[] = $l_item;
+			$r_items[] = $r_item;
+			$i++;
+		}
+	}
+	function shuffle_jmatch_items(&$items) {
+		// get moveable items
+		$moveable_keys = array();
+		for($i=0; $i<count($items); $i++) {
+			if(empty($items[$i]['fixed'][0]['#'])) {
+				$moveable_keys[] = $i;
+			}
+		}
+		// shuffle moveable items
+		$this->seed_random_number_generator();
+		shuffle($moveable_keys);
+
+		$keys = array();
+		for($i=0, $ii=0; $i<count($items); $i++) {
+			if(empty($items[$i]['fixed'][0]['#'])) {
+				// 	moveable items are inserted in a shuffled order
+				$keys[] = $moveable_keys[$ii++];
+			} else {
+				//	fixed items stay where they are
+				$keys[] = $i;
+			}
+		}
+		return $keys;
+	}
+	function seed_random_number_generator() {
+		static $seeded_RNG = FALSE;
+		if (!$seeded_RNG) {
+			srand((double) microtime() * 1000000);
+			$seeded_RNG = TRUE;
+		}
+	}
+
+	// specials (JMix)
+
+
+	// specials (JCloze)
+
+	function v6_expand_ItemArray() {
+		$q = 0;
+		$str = '';
+		switch ($this->parent->quiztype) {
+			case 'jcloze':
+				$str .= "I = new Array();\n";
+				$tags = 'data,gap-fill,question-record';
+				while (($question="[$q]['#']") && $this->parent->xml_value($tags, $question)) {
+					$a = 0;
+					$aa = 0;
+					while (($answer=$question."['answer'][$a]['#']") && $this->parent->xml_value($tags, $answer)) {
+						$text = $this->js_value($tags,  $answer."['text'][0]['#']", true);
+						if ($text) {
+							if ($aa==0) { // first time only
+								$str .= "I[$q] = new Array();\n";
+								$str .= "I[$q][1] = new Array();\n";
+							}
+							$str .= "I[$q][1][$aa] = new Array();\n";
+							$str .= "I[$q][1][$aa][0] = '$text';\n";
+							$aa++;
+						}
+						$a++;
+					}
+					// add clue, if any answers were found
+					if ($aa) {
+						$clue = $this->js_value($tags, $question."['clue'][0]['#']", true);
+						$str .= "I[$q][2]='$clue';\n";
+					}
+					$q++;
+				}
+				break;
+			case 'jquiz':
+				$str .= "I=new Array();\n";
+				$tags = 'data,questions,question-record';
+				while (($question="[$q]['#']") && $this->parent->xml_value($tags, $question)) {
+
+					$question_type = $this->int_value($tags, $question."['question-type'][0]['#']");
+					$weighting = $this->int_value($tags, $question."['weighting'][0]['#']");
+					$clue = $this->js_value($tags, $question."['clue'][0]['#']", true);
+
+					$answers = $question."['answers'][0]['#']";
+
+					$a = 0;
+					$aa = 0;
+					while (($answer = $answers."['answer'][$a]['#']") && $this->parent->xml_value($tags, $answer)) {
+						$text =     $this->js_value($tags,  $answer."['text'][0]['#']", true);
+						$feedback = $this->js_value($tags,  $answer."['feedback'][0]['#']", true);
+						$correct =  $this->int_value($tags, $answer."['correct'][0]['#']");
+						$percent =  $this->int_value($tags, $answer."['percent-correct'][0]['#']");
+						$include =  $this->int_value($tags, $answer."['include-in-mc-options'][0]['#']");
+						if ($text) {
+							if ($aa==0) { // first time only
+								$str .= "I[$q]=new Array();\n";
+								$str .= "I[$q][0]=$weighting;\n";
+								$str .= "I[$q][1]='$clue';\n";
+								$str .= "I[$q][2]='".($question_type-1)."';\n";
+								$str .= "I[$q][3]=new Array();\n";
+							}
+							$str .= "I[$q][3][$aa]=new Array('$text','$feedback',$correct,$percent,$include);\n";
+							$aa++;
+						}
+						$a++;
+					}
+					$q++;
+				}
+				break;
+		}
+		return $str;
+	}
+
+	function v6_expand_ClozeBody() {
+		$str = '';
+
+		$dropdownlist = '';
+		if ($this->v6_use_DropDownList()) {
+			$this->v6_set_WordList();
+			foreach ($this->wordlist as $word) {
+				$dropdownlist .= '<option value="'.$word.'">'.$word.'</option>';
+			}
+		}
+
+		$q = 0;
+		$tags = 'data,gap-fill';
+
+		while ($text = $this->parent->xml_value($tags, "[0]['#'][$q]")) {
+			$str .= $text;
+			if (($question="[$q]['#']") && $this->parent->xml_value("$tags,question-record", $question)) {
+				$str .= '<span class="GapSpan" id="GapSpan'.$q.'">';
+				if ($this->v6_use_DropDownList()) {
+					$str .= '<select id="Gap'.$q.'"><option value=""></option>'.$dropdownlist.'</select>';
+				} else {
+					$str .= '<input type="text" id="Gap'.$q.'" onfocus="TrackFocus('.$q.')" onblur="LeaveGap()" class="GapBox" size="6"></input>';
+				}
+				if ($this->v6_expand_Clues()) {
+					$caption = $this->v6_expand_ClueCaption();
+					$str .= '<button style="line-height: 1.0" class="FuncButton" onfocus="FuncBtnOver(this)" onmouseover="FuncBtnOver(this)" onblur="FuncBtnOut(this)" onmouseout="FuncBtnOut(this)" onmousedown="FuncBtnDown(this)" onmouseup="FuncBtnOut(this)" onclick="ShowClue('.$q.')">'.$caption.'</button>';
+				}
+				$str .= '</span>';
+			}
+			$q++;
+		}
+
+		return $str;
+	}
+
+	// JCloze quiztype
+
+	function v6_expand_WordList() {
+		$str = '';
+		if ($this->v6_include_WordList()) {
+			$this->v6_set_WordList();
+			$str = implode(' &#160;&#160; ', $this->wordlist);
+		}
+		return $str;
+	}
+	function v6_include_WordList() {
+		return $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-word-list');
+	}
+	function v6_use_DropDownList() {
+		return $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',use-drop-down-list');
+	}
+	function v6_set_WordList() {
+
+		if (isset($this->wordlist)) {
+			// do nothing
+		} else {
+			$this->wordlist = array();
+
+			// is the wordlist required
+			if ($this->v6_include_WordList() || $this->v6_use_DropDownList()) {
+
+				$q = 0;
+				$tags = 'data,gap-fill,question-record';
+				while (($question="[$q]['#']") && $this->parent->xml_value($tags, $question)) {
+					$a = 0;
+					$aa = 0;
+					while (($answer=$question."['answer'][$a]['#']") && $this->parent->xml_value($tags, $answer)) {
+						$text = $this->parent->xml_value($tags,  $answer."['text'][0]['#']");
+						$correct =  $this->int_value($tags, $answer."['correct'][0]['#']");
+						if ($text && $correct) { // $correct is always true
+							$this->wordlist[] = $text;
+							$aa++;
+						}
+						$a++;
+					}
+					$q++;
+				}
+				$this->wordlist = array_unique($this->wordlist);
+				sort($this->wordlist);
+			}
+		}
+	}
+	function v6_expand_Keypad() {
+		$str = '';
+		if ($this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-keypad')) {
+
+			// these characters must always be in the keypad
+			$chars = array();
+			$this->add_keypad_chars($chars, $this->parent->xml_value('hotpot-config-file,global,keypad-characters'));
+
+			// append other characters used in the answers
+			$tags = '';
+			switch ($this->parent->quiztype) {
+				case 'jcloze':
+					$tags = 'data,gap-fill,question-record';
+					break;
+				case 'jquiz':
+					$tags = 'data,questions,question-record';
+					break;
+			}
+			if ($tags) {
+				$q = 0;
+				while (($question="[$q]['#']") && $this->parent->xml_value($tags, $question)) {
+
+					if ($this->parent->quiztype=='jquiz') {
+						$answers = $question."['answers'][0]['#']";
+					} else {
+						$answers = $question;
+					}
+
+					$a = 0;
+					while (($answer=$answers."['answer'][$a]['#']") && $this->parent->xml_value($tags, $answer)) {
+						$this->add_keypad_chars($chars, $this->parent->xml_value($tags,  $answer."['text'][0]['#']"));
+						$a++;
+					}
+					$q++;
+				}
+			}
+
+			// remove duplicate characters and sort
+			$chars = array_unique($chars);
+			usort($chars, "hotpot_sort_keypad_chars");
+
+			// create keypad buttons for each character
+			$str .= '<div class="Keypad">';
+			foreach ($chars as $char) {
+				$str .= "<button onclick=\"TypeChars('".$this->js_safe($char, true)."'); return false;\">$char</button>";
+			}
+			$str .= '</div>';
+		}
+		return $str;
+	}
+	function add_keypad_chars(&$chars, $text) {
+		if (preg_match_all('|&[^;]+;|i', $text, $more_chars)) {
+			$chars = array_merge($chars, $more_chars[0]);
+		}
+	}
+	function v6_expand_Correct() {
+		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',guesses-correct');
+	}
+	function v6_expand_Incorrect() {
+		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',guesses-incorrect');
+	}
+	function v6_expand_GiveHint() {
+		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',next-correct-letter');
+	}
+	function v6_expand_CaseSensitive() {
+		return $this->bool_value('hotpot-config-file,'.$this->parent->quiztype.',case-sensitive');
+	}
+
+	// JCross quiztype
+
+	function v6_expand_CluesAcrossLabel() {
+		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',clues-across');
+	}
+	function v6_expand_CluesDownLabel() {
+		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',clues-down');
+	}
+	function v6_expand_EnterCaption() {
+		return $this->js_value('hotpot-config-file,'.$this->parent->quiztype.',enter-caption');
+	}
+	function v6_expand_ShowHideClueList() {
+		$value = $this->int_value('hotpot-config-file,'.$this->parent->quiztype.',include-clue-list');
+		return empty($value) ? ' style="display: none;"' : '';
+	}
+
+	// JCross specials
+
+	function v6_expand_CluesDown() {
+		return $this->v6_expand_jcross_clues('D');
+	}
+	function v6_expand_CluesAcross() {
+		return $this->v6_expand_jcross_clues('A');
+	}
+	function v6_expand_jcross_clues($direction) {
+		// $direction: A(cross) or D(own)
+		$this->v6_get_jcross_grid($row=NULL, $r_max=0, $c_max=0);
+		$i = 0; // clue index;
+		$str = '';
+		for($r=0; $r<=$r_max; $r++) {
+			for($c=0; $c<=$c_max; $c++) {
+				$aword = $this->get_jcross_aword($row, $r, $r_max, $c, $c_max);
+				$dword = $this->get_jcross_dword($row, $r, $r_max, $c, $c_max);
+				if ($aword || $dword) {
+					$i++; // increment clue index
+
+					// get the definition for this word
+					$def = '';
+					$word = ($direction=='A') ? $aword : $dword;
+					$clues = $this->parent->xml_values('data,crossword,clues,item');
+					foreach ($clues as $clue) {
+						if ($clue['word'][0]['#']==$word) {
+							$def = $clue['def'][0]['#'];
+							$def = strtr($def, array('&#x003C;'=>'<', '&#x003E;'=>'>', "\n"=>'<br />'));
+							break;
+						}
+					}
+
+					if (!empty($def)) {
+						$str .= '<tr><td class="ClueNum">'.$i.'. </td><td id="Clue_'.$direction.'_'.$i.'" class="Clue">'.$def.'</td></tr>';
+					}
+				}
+			}
+		}
+		return $str;
+	}
+
+	// jcross6.js_
+
+	function v6_expand_LetterArray() {
+		$this->v6_get_jcross_grid($row=NULL, $r_max=0, $c_max=0);
+		$str = '';
+		for($r=0; $r<=$r_max; $r++) {
+			$str .= "L[$r] = new Array(";
+			for($c=0; $c<=$c_max; $c++) {
+				$str .= ($c>0 ? ',' : '')."'".$this->js_safe($row[$r]['cell'][$c]['#'], true)."'";
+			}
+			$str .= ");\n";
+		}
+		return $str;
+	}
+	function v6_expand_GuessArray() {
+		$this->v6_get_jcross_grid($row=NULL, $r_max=0, $c_max=0);
+		$str = '';
+		for($r=0; $r<=$r_max; $r++) {
+			$str .= "G[$r] = new Array('".str_repeat("','", $c_max)."');\n";
+		}
+		return $str;
+	}
+	function v6_expand_ClueNumArray() {
+		$this->v6_get_jcross_grid($row=NULL, $r_max=0, $c_max=0);
+		$i = 0; // clue index
+		$str = '';
+		for($r=0; $r<=$r_max; $r++) {
+			$str .= "CL[$r] = new Array(";
+			for($c=0; $c<=$c_max; $c++) {
+				if ($c>0) {
+					$str .= ',';
+				}
+				$aword = $this->get_jcross_aword($row, $r, $r_max, $c, $c_max);
+				$dword = $this->get_jcross_dword($row, $r, $r_max, $c, $c_max);
+				if (empty($aword) && empty($dword)) {
+					$str .= 0;
+				} else {
+					$i++; // increment the clue index
+					$str .= $i;
+				}
+			}
+			$str .= ");\n";
+		}
+		return $str;
+	}
+	function v6_expand_GridBody() {
+		$this->v6_get_jcross_grid($row=NULL, $r_max=0, $c_max=0);
+		$i = 0; // clue index;
+		$str = '';
+		for($r=0; $r<=$r_max; $r++) {
+			$str .= '<tr id="Row_'.$r.'">';
+			for($c=0; $c<=$c_max; $c++) {
+				if (empty($row[$r]['cell'][$c]['#'])) {
+					$str .= '<td class="BlankCell">&nbsp;</td>';
+				} else {
+					$aword = $this->get_jcross_aword($row, $r, $r_max, $c, $c_max);
+					$dword = $this->get_jcross_dword($row, $r, $r_max, $c, $c_max);
+					if (empty($aword) && empty($dword)) {
+						$str .= '<td class="LetterOnlyCell"><span id="L_'.$r.'_'.$c.'">&nbsp;</span></td>';
+					} else {
+						$i++; // increment clue index
+						$str .= '<td class="NumLetterCell"><a href="javascript:void(0);" class="GridNum" onclick="ShowClue('.$i.','.$r.','.$c.')">'.$i.'</a><span class="NumLetterCellText" id="L_'.$r.'_'.$c.'" onclick="ShowClue('.$i.','.$r.','.$c.')">&nbsp;&nbsp;&nbsp;</span></td>';
+					}
+				}
+			}
+			$str .= '</tr>';
+		}
+		return $str;
+	}
+	function v6_get_jcross_grid(&$row, &$r_max, &$c_max) {
+		$row = $this->parent->xml_values('data,crossword,grid,row');
+		$r_max = 0;
+		$c_max = 0;
+		if (isset($row) && is_array($row)) {
+			for($r=0; $r<count($row); $r++) {
+				if (isset($row[$r]['cell']) && is_array($row[$r]['cell'])) {
+					for($c=0; $c<count($row[$r]['cell']); $c++) {
+						if (!empty($row[$r]['cell'][$c]['#'])) {
+							$r_max = max($r, $r_max);
+							$c_max = max($c, $c_max);
+						}
+					} // end for $c
+				}
+			} // end for $r
+		}
+	}
+	function get_jcross_dword(&$row, $r, $r_max, $c, $c_max) {
+		$str = '';
+		if (($r==0 || empty($row[$r-1]['cell'][$c]['#'])) && $r<$r_max && !empty($row[$r+1]['cell'][$c]['#'])) {
+			$str = $this->get_jcross_word($row, $r, $r_max, $c, $c_max, true);
+		}
+		return $str;
+	}
+	function get_jcross_aword(&$row, $r, $r_max, $c, $c_max) {
+		$str = '';
+		if (($c==0 || empty($row[$r]['cell'][$c-1]['#'])) && $c<$c_max && !empty($row[$r]['cell'][$c+1]['#'])) {
+			$str = $this->get_jcross_word($row, $r, $r_max, $c, $c_max, false);
+		}
+		return $str;
+	}
+	function get_jcross_word(&$row, $r, $r_max, $c, $c_max, $go_down=false) {
+		$str = '';
+		while ($r<=$r_max && $c<=$c_max && !empty($row[$r]['cell'][$c]['#'])) {
+			$str .= $row[$r]['cell'][$c]['#'];
+			if ($go_down) {
+				$r++;
+			} else {
+				$c++;
+			}
+		}
+		return $str;
+	}
+
+	// specials (JQuiz)
+
+	function v6_expand_QuestionOutput() {
+		$str = '';
+		$str .= '<ol class="QuizQuestions" id="Questions">'."\n";
+
+		$q = 0;
+		$tags = 'data,questions,question-record';
+		while (($question="[$q]['#']") && $this->parent->xml_value($tags, $question)) {
+
+			// get question
+			$question_text = $this->parent->xml_value($tags, $question."['question'][0]['#']");
+			$question_type = $this->parent->xml_value($tags, $question."['question-type'][0]['#']");
+
+			// check we have a question
+			if ($question_text && $question_type) {
+
+				$str .= '<li class="QuizQuestion" id="Q_'.$q.'" style="display: none;">';
+				$str .= '<p class="QuestionText">'.$question_text.'</p>';
+
+				if (
+					$question_type==HOTPOT_JQUIZ_SHORTANSWER || 
+					$question_type==HOTPOT_JQUIZ_HYBRID
+				) {
+					$str .= '<div class="ShortAnswer" id="Q_'.$q.'_SA"><form method="post" action="" onsubmit="return false;"><div>';
+					$str .= '<input type="text" id="Q_'.$q.'_Guess" onfocus="TrackFocus('."'".'Q_'.$q.'_Guess'."'".')" onblur="LeaveGap()" class="ShortAnswerBox" size="9"></input><br /><br />';
+
+					$caption = $this->v6_expand_CheckCaption();
+					$str .= $this->v6_expand_jquiz_button($caption, "CheckShortAnswer($q)");
+
+					if ($this->v6_expand_Hint()) {
+						$caption = $this->v6_expand_HintCaption();
+						$str .= $this->v6_expand_jquiz_button($caption, "ShowHint($q)");
+					}
+
+					if ($this->v6_expand_ShowAnswer()) {
+						$caption = $this->v6_expand_ShowAnswerCaption();
+						$str .= $this->v6_expand_jquiz_button($caption, "ShowAnswers($q)");
+					}
+
+					$str .= '</div></form></div>';
+				}
+
+				if (
+					$question_type==HOTPOT_JQUIZ_MULTICHOICE || 
+					$question_type==HOTPOT_JQUIZ_HYBRID ||
+					$question_type==HOTPOT_JQUIZ_MULTISELECT
+				) {
+
+					switch ($question_type) {
+						case HOTPOT_JQUIZ_MULTICHOICE: 
+							$str .= '<ol class="MCAnswers">'."\n";
+						break;
+						case HOTPOT_JQUIZ_HYBRID:
+							$str .= '<ol class="MCAnswers" id="Q_'.$q.'_Hybrid_MC" style="display: none;">'."\n";
+						break;
+						case HOTPOT_JQUIZ_MULTISELECT:
+							$str .= '<ol class="MSelAnswers">'."\n";
+						break;
+					}
+
+					$a = 0;
+					$aa = 0;
+					$answers = $question."['answers'][0]['#']";
+					while (($answer = $answers."['answer'][$a]['#']") && $this->parent->xml_value($tags, $answer)) {
+						$text = $this->parent->xml_value($tags, $answer."['text'][0]['#']");
+						if ($text) {
+							switch ($question_type) {
+								case HOTPOT_JQUIZ_MULTICHOICE:
+								case HOTPOT_JQUIZ_HYBRID:
+									$include = $this->int_value($tags, $answer."['include-in-mc-options'][0]['#']");
+									if ($include) {
+										$str .= '<li id="Q_'.$q.'_'.$aa.'"><button class="FuncButton" onfocus="FuncBtnOver(this)" onblur="FuncBtnOut(this)" onmouseover="FuncBtnOver(this)" onmouseout="FuncBtnOut(this)" onmousedown="FuncBtnDown(this)" onmouseup="FuncBtnOut(this)" id="Q_'.$q.'_'.$aa.'_Btn" onclick="CheckMCAnswer('.$q.','.$aa.',this)">&nbsp;&nbsp;?&nbsp;&nbsp;</button>&nbsp;&nbsp;'.$text.'</li>'."\n";
+									}
+								break;
+								case HOTPOT_JQUIZ_MULTISELECT:
+									$str .= '<li id="Q_'.$q.'_'.$aa.'"><form method="post" action="" onsubmit="return false;"><div><input type="checkbox" id="Q_'.$q.'_'.$aa.'_Chk" class="MSelCheckbox" />'.$text.'</div></form></li>'."\n";
+								break;
+							}
+							$aa++;
+						}
+						$a++;
+					}
+
+					$str .= '</ol>';
+
+					if ($question_type==HOTPOT_JQUIZ_MULTISELECT) {
+						$caption = $this->v6_expand_CheckCaption();
+						$str .= $this->v6_expand_jquiz_button($caption, "CheckMultiSelAnswer($q)");
+					}
+				}
+
+				$str .= "</li>\n";
+			}
+			$q++;
+
+		} // end while $question
+
+		$str .= "</ol>\n";
+		return $str;
+	}
+
+	function v6_expand_jquiz_button($caption, $onclick) {
+		return '<button class="FuncButton" onfocus="FuncBtnOver(this)" onblur="FuncBtnOut(this)" onmouseover="FuncBtnOver(this)" onmouseout="FuncBtnOut(this)" onmousedown="FuncBtnDown(this)" onmouseup="FuncBtnOut(this)" onclick="'.$onclick.'">'.$caption.'</button>';
+	}
+
+	// jquiz.js_
+
+	function v6_expand_MultiChoice() {
+		return $this->v6_jquiz_question_type(HOTPOT_JQUIZ_MULTICHOICE);
+	}
+	function v6_expand_ShortAnswer() {
+		return $this->v6_jquiz_question_type(HOTPOT_JQUIZ_SHORTANSWER);
+	}
+	function v6_expand_MultiSelect() {
+		return $this->v6_jquiz_question_type(HOTPOT_JQUIZ_MULTISELECT);
+	}
+	function v6_jquiz_question_type($type) {
+		// does this quiz have any questions of the given $type?
+		$flag = false;
+
+		$q = 0;
+		$tags = 'data,questions,question-record';
+		while (($question = "[$q]['#']") && $this->parent->xml_value($tags, $question)) {
+			$question_type = $this->parent->xml_value($tags, $question."['question-type'][0]['#']");
+			if ($question_type==$type || ($question_type==HOTPOT_JQUIZ_HYBRID && ($type==HOTPOT_JQUIZ_MULTICHOICE || $type==HOTPOT_JQUIZ_SHORTANSWER))) {
+				$flag = true;
+				break;
+			}
+			$q++;
+		}
+		return $flag;
+	}
+	function v6_expand_CorrectFirstTime() {
+		return $this->js_value('hotpot-config-file,global,correct-first-time');
+	}
+	function v6_expand_ContinuousScoring() {
+		return $this->bool_value('hotpot-config-file,'.$this->parent->quiztype.',continuous-scoring');
+	}
+	function v6_expand_ShowCorrectFirstTime() {
+		return $this->bool_value('hotpot-config-file,'.$this->parent->quiztype.',show-correct-first-time');
+	}
+	function v6_expand_ShuffleAs() {
+		return $this->bool_value('hotpot-config-file,'.$this->parent->quiztype.',shuffle-answers');
+	}
+
+	function v6_expand_DefaultRight() {
+		return $this->v6_expand_GuessCorrect();
+	}
+	function v6_expand_DefaultWrong() {
+		return $this->v6_expand_GuessIncorrect();
+	}
+	function v6_expand_ShowAllQuestionsCaptionJS() {
+		return $this->v6_expand_ShowAllQuestionsCaption();
+	}
+	function v6_expand_ShowOneByOneCaptionJS() {
+		return $this->v6_expand_ShowOneByOneCaption();
+	}
+
+	// hp6checkshortanswers.js_ (JQuiz)
+
+	function v6_expand_CorrectList() {
+		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',correct-answers');
+	}
+	function v6_expand_HybridTries() {
+		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',short-answer-tries-on-hybrid-q');
+	}
+	function v6_expand_PleaseEnter() {
+		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',enter-a-guess');
+	}
+	function v6_expand_PartlyIncorrect() {
+		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',partly-incorrect');
+	}
+	function v6_expand_ShowAnswerCaption() {
+		return $this->parent->xml_value('hotpot-config-file,'.$this->parent->quiztype.',show-answer-caption');
+	}
+	function v6_expand_ShowAlsoCorrect() {
+		return $this->bool_value('hotpot-config-file,global,show-also-correct');
+	}
+
+} // end class
+function hotpot_sort_keypad_chars($a, $b) {
+	$a =  hotpot_keypad_sort_value($a);
+	$b =  hotpot_keypad_sort_value($b);
+	return ($a<$b) ? -1 : ($a==$b ? 0 : 1);
+}
+function hotpot_keypad_sort_value($char) {
+
+	// hexadecimal
+	if (preg_match('|&#x([0-9A-F]+);|ie', $char, $matches)) {
+		$ord = hexdec($matches[1]);
+
+	// decimal
+	} else if (preg_match('|&#(\d+);|i', $char, $matches)) {
+		$ord = intval($matches[1]);
+
+	// other html entity
+	} else if (preg_match('|&[^;]+;|', $char, $matches)) {
+   		$char = html_entity_decode($matches[0]);
+		$ord = empty($char) ? 0 : ord($char);
+
+	// not an html entity
+	} else {
+		$char = trim($char);
+		$ord = empty($char) ? 0 : ord($char);
+	}
+
+	// lowercase letters (plain or accented)
+	if (($ord>=97 && $ord<=122) || ($ord>=224 && $ord<=255)) {
+		$sort_value = ($ord-31).'.'.sprintf('%04d', $ord);
+
+	// all other characters
+	} else {
+		$sort_value = $ord;
+	}
+
+	return $sort_value;
+} 
+
+?>