diff --git a/mod/hotpot/report/overview/report.php b/mod/hotpot/report/overview/report.php
index fd691c2a477..bd4a21e499b 100644
--- a/mod/hotpot/report/overview/report.php
+++ b/mod/hotpot/report/overview/report.php
@@ -1,169 +1,169 @@
-<?php  // $Id$
-/// Overview report just displays a big table of all the attempts
-class hotpot_report extends hotpot_default_report {
-
-	function display(&$hotpot, &$cm, &$course, &$users, &$attempts, &$questions, &$options) {
-		$tables = array();
-		$this->create_overview_table($hotpot, $cm, $course, $users, $attempts, $questions, $options, $tables);
-		$this->print_report($course, $hotpot, $tables, $options);
-		return true;
-	}
-	function create_overview_table(&$hotpot, &$cm, &$course, &$users, &$attempts, &$questions, &$options, &$tables) {
-		global $CFG;
-		$strtimeformat = get_string('strftimedatetime');
-		$is_html = ($options['reportformat']=='htm');
-		$spacer = $is_html ? '&nbsp;' : ' ';
-		$br = $is_html ? "<br />\n" : "\n";
-		// initialize $table
-		unset($table);
-		$table->border = 1;
-		$table->width = 10;
-		$table->head = array();
-		$table->align = array();
-		$table->size = array();
-		$table->wrap = array();
-		// picture column, if required
-		if ($is_html) {
-			$table->head[] = $spacer;
-			$table->align[] = 'center';
-			$table->size[] = 10;
-			$table->wrap[] = "nowrap";
-		}
-		array_push($table->head, 
-			get_string("name"), 
-			hotpot_grade_heading($hotpot, $options),
-			get_string("attempt", "quiz"), 
-			get_string("time", "quiz"), 
-			get_string("reportstatus", "hotpot"), 
-			get_string("timetaken", "quiz"), 
-			get_string("score", "quiz")
-		);
-		array_push($table->align, "left", "center", "center", "left", "center", "center", "center");
-		array_push($table->wrap, "nowrap", "nowrap", "nowrap", "nowrap", "nowrap", "nowrap", "nowrap");
-		array_push($table->size, "*", "*", "*", "*", "*", "*", "*");
-		$abandoned = 0;
-		foreach ($users as $user) {
-			// shortcut to user info held in first attempt record
-			$u = &$user->attempts[0];
-			$picture = '';
-			$name = fullname($u);
-			if ($is_html) {
-				$picture = print_user_picture($u->userid, $course->id, $u->picture, false, true);
-				$name = '<a href="'.$CFG->wwwroot.'/user/view.php?id='.$u->userid.'&course='.$course->id.'">'.$name.'</a>';
-			}
-			$grade = isset($user->grade) ? $user->grade : $spacer;
-			$attemptcount = count($user->attempts);
-			if ($attemptcount>1) {
-				$text = $name;
-				$name = NULL;
-				$name->text = $text;
-				$name->rowspan = $attemptcount;
-				$text = $grade;
-				$grade = NULL;
-				$grade->text = $text;
-				$grade->rowspan = $attemptcount;
-			}
-			$data = array();
-			if ($is_html) {
-				if ($attemptcount>1) {
-					$text = $picture;
-					$picture = NULL;
-					$picture->text = $text;
-					$picture->rowspan = $attemptcount;
-				}
-				$data[] = $picture;
-			}
-			array_push($data, $name, $grade);
-			foreach ($user->attempts as $attempt) {
-				// increment count of abandoned attempts
-				// if attempt is marked as finished but has no score
-				if ($attempt->status==HOTPOT_STATUS_ABANDONED) {
-					$abandoned++;
-				}
-				$attemptnumber = $attempt->attempt;
-				$starttime = trim(userdate($attempt->timestart, $strtimeformat));
-				if ($is_html && isset($attempt->score) && (has_capability('mod/hotpot:viewreport',get_context_instance(CONTEXT_COURSE, $course->id)) || $hotpot->review)) {
-					$attemptnumber = '<a href="review.php?hp='.$hotpot->id.'&attempt='.$attempt->id.'">'.$attemptnumber.'</a>';
-					$starttime = '<a href="review.php?hp='.$hotpot->id.'&attempt='.$attempt->id.'">'.$starttime.'</a>';
-				}
-				if ($is_html && has_capability('mod/hotpot:viewreport',get_context_instance(CONTEXT_COURSE, $course))) {
-					$checkbox = '<input type=checkbox name="box'.$attempt->clickreportid.'" value="'.$attempt->clickreportid.'">'.$spacer;
-				} else {
-					$checkbox = '';
-				}
-				$timetaken = empty($attempt->timefinish) ? $spacer : format_time($attempt->timefinish - $attempt->timestart);
-				$score = hotpot_format_score($attempt);
-				if ($is_html && is_numeric($score) && $score==$user->grade) { // best grade
-					$score = '<span class="highlight">'.$score.'</span>';
-				}
-				array_push($data, 
-					$attemptnumber,
-					$checkbox.$starttime,
-					hotpot_format_status($attempt),
-					$timetaken,
-					$score
-				);
-				$table->data[] = $data;
-				$data = array();
-			} // end foreach $attempt
-			$table->data[] = 'hr';
-		} // end foreach $user
-		// remove final 'hr' from data rows
-		array_pop($table->data);
-		// add the "delete" form to the table
-		if ($options['reportformat']=='htm' && has_capability('mod/hotpot:viewreport',get_context_instance(CONTEXT_COURSE, $course->id))) {
-			$strdeletecheck = get_string('deleteattemptcheck','quiz');
-			$table->start = $this->deleteform_javascript();
-			$table->start .= '<form method="post" action="report.php" name="deleteform" onsubmit="'."return deletecheck('".$strdeletecheck."', 'selection')".'">'."\n";
-			$table->start .= '<input type="hidden" name="del" value="selection">'."\n";
-			$table->start .= '<input type="hidden" name="id" value="'.$cm->id.'">'."\n";
-			$table->finish = '<center>'."\n";
-			$table->finish .= '<input type="submit" value="'.get_string("deleteselected").'">&nbsp;'."\n";
-			if ($abandoned) {
-				$table->finish .= '<input type=button value="'.get_string('deleteabandoned', 'hotpot').'" onClick="if(deletecheck('."'".addslashes(get_string('deleteabandonedcheck', 'hotpot', $abandoned))."', 'abandoned', true".'))document.deleteform.submit();">'."\n";
-			}
-			$table->finish .= '<input type=button value="'.get_string("deleteall").'" onClick="if(deletecheck('."'".addslashes($strdeletecheck)."', 'all', true".'))document.deleteform.submit();">'."\n";
-			$table->finish .= '</center>'."\n";
-			$table->finish .= '</form>'."\n";
-		}
-		$tables[] = &$table;
-	}
-	function deleteform_javascript() {
-		$strselectattempt = addslashes(get_string('selectattempt','hotpot'));
-		return <<<END_OF_JAVASCRIPT
-<script type="text/javascript">
-<!--
-function deletecheck(p, v, x) {
-	var r = false; // result
-	// get length of form elements
-	var f = document.deleteform;
-	var l = f ? f.elements.length : 0;
-	// count selected items, if necessary
-	if (!x) {
-		x = 0;
-		for (var i=0; i<l; i++) {
-			var obj = f.elements[i];
-			if (obj.type && obj.type=='checkbox' && obj.checked) {
-				x++;
-			}
-		}
-	}
-	// confirm deletion
-	var n = navigator;
-	if (x || (n.appName=='Netscape' && parseint(n.appVersion)==2)) {
-		r = confirm(p);
-		if (r) {
-			f.del.value = v;
-		}
-	} else {
-		alert('$strselectattempt');
-	}
-	return r;
-}
-//-->
-</script>
-END_OF_JAVASCRIPT
-;
-	} // end function
-} // end class
-?>
+<?php  // $Id$
+/// Overview report just displays a big table of all the attempts
+class hotpot_report extends hotpot_default_report {
+
+	function display(&$hotpot, &$cm, &$course, &$users, &$attempts, &$questions, &$options) {
+		$tables = array();
+		$this->create_overview_table($hotpot, $cm, $course, $users, $attempts, $questions, $options, $tables);
+		$this->print_report($course, $hotpot, $tables, $options);
+		return true;
+	}
+	function create_overview_table(&$hotpot, &$cm, &$course, &$users, &$attempts, &$questions, &$options, &$tables) {
+		global $CFG;
+		$strtimeformat = get_string('strftimedatetime');
+		$is_html = ($options['reportformat']=='htm');
+		$spacer = $is_html ? '&nbsp;' : ' ';
+		$br = $is_html ? "<br />\n" : "\n";
+		// initialize $table
+		unset($table);
+		$table->border = 1;
+		$table->width = 10;
+		$table->head = array();
+		$table->align = array();
+		$table->size = array();
+		$table->wrap = array();
+		// picture column, if required
+		if ($is_html) {
+			$table->head[] = $spacer;
+			$table->align[] = 'center';
+			$table->size[] = 10;
+			$table->wrap[] = "nowrap";
+		}
+		array_push($table->head, 
+			get_string("name"), 
+			hotpot_grade_heading($hotpot, $options),
+			get_string("attempt", "quiz"), 
+			get_string("time", "quiz"), 
+			get_string("reportstatus", "hotpot"), 
+			get_string("timetaken", "quiz"), 
+			get_string("score", "quiz")
+		);
+		array_push($table->align, "left", "center", "center", "left", "center", "center", "center");
+		array_push($table->wrap, "nowrap", "nowrap", "nowrap", "nowrap", "nowrap", "nowrap", "nowrap");
+		array_push($table->size, "*", "*", "*", "*", "*", "*", "*");
+		$abandoned = 0;
+		foreach ($users as $user) {
+			// shortcut to user info held in first attempt record
+			$u = &$user->attempts[0];
+			$picture = '';
+			$name = fullname($u);
+			if ($is_html) {
+				$picture = print_user_picture($u->userid, $course->id, $u->picture, false, true);
+				$name = '<a href="'.$CFG->wwwroot.'/user/view.php?id='.$u->userid.'&course='.$course->id.'">'.$name.'</a>';
+			}
+			$grade = isset($user->grade) && $user->grade<>'&nbsp;' ? $user->grade : $spacer;
+			$attemptcount = count($user->attempts);
+			if ($attemptcount>1) {
+				$text = $name;
+				$name = NULL;
+				$name->text = $text;
+				$name->rowspan = $attemptcount;
+				$text = $grade;
+				$grade = NULL;
+				$grade->text = $text;
+				$grade->rowspan = $attemptcount;
+			}
+			$data = array();
+			if ($is_html) {
+				if ($attemptcount>1) {
+					$text = $picture;
+					$picture = NULL;
+					$picture->text = $text;
+					$picture->rowspan = $attemptcount;
+				}
+				$data[] = $picture;
+			}
+			array_push($data, $name, $grade);
+			foreach ($user->attempts as $attempt) {
+				// increment count of abandoned attempts
+				// if attempt is marked as finished but has no score
+				if ($attempt->status==HOTPOT_STATUS_ABANDONED) {
+					$abandoned++;
+				}
+				$attemptnumber = $attempt->attempt;
+				$starttime = trim(userdate($attempt->timestart, $strtimeformat));
+				if ($is_html && isset($attempt->score) && (has_capability('mod/hotpot:viewreport',get_context_instance(CONTEXT_COURSE, $course->id)) || $hotpot->review)) {
+					$attemptnumber = '<a href="review.php?hp='.$hotpot->id.'&attempt='.$attempt->id.'">'.$attemptnumber.'</a>';
+					$starttime = '<a href="review.php?hp='.$hotpot->id.'&attempt='.$attempt->id.'">'.$starttime.'</a>';
+				}
+				if ($is_html && has_capability('mod/hotpot:viewreport',get_context_instance(CONTEXT_COURSE, $course))) {
+					$checkbox = '<input type=checkbox name="box'.$attempt->clickreportid.'" value="'.$attempt->clickreportid.'">'.$spacer;
+				} else {
+					$checkbox = '';
+				}
+				$timetaken = empty($attempt->timefinish) ? $spacer : format_time($attempt->timefinish - $attempt->timestart);
+				$score = hotpot_format_score($attempt);
+				if ($is_html && is_numeric($score) && $score==$user->grade) { // best grade
+					$score = '<span class="highlight">'.$score.'</span>';
+				}
+				array_push($data, 
+					$attemptnumber,
+					$checkbox.$starttime,
+					hotpot_format_status($attempt),
+					$timetaken,
+					$score
+				);
+				$table->data[] = $data;
+				$data = array();
+			} // end foreach $attempt
+			$table->data[] = 'hr';
+		} // end foreach $user
+		// remove final 'hr' from data rows
+		array_pop($table->data);
+		// add the "delete" form to the table
+		if ($options['reportformat']=='htm' && has_capability('mod/hotpot:viewreport',get_context_instance(CONTEXT_COURSE, $course->id))) {
+			$strdeletecheck = get_string('deleteattemptcheck','quiz');
+			$table->start = $this->deleteform_javascript();
+			$table->start .= '<form method="post" action="report.php" name="deleteform" onsubmit="'."return deletecheck('".$strdeletecheck."', 'selection')".'">'."\n";
+			$table->start .= '<input type="hidden" name="del" value="selection">'."\n";
+			$table->start .= '<input type="hidden" name="id" value="'.$cm->id.'">'."\n";
+			$table->finish = '<center>'."\n";
+			$table->finish .= '<input type="submit" value="'.get_string("deleteselected").'">&nbsp;'."\n";
+			if ($abandoned) {
+				$table->finish .= '<input type=button value="'.get_string('deleteabandoned', 'hotpot').'" onClick="if(deletecheck('."'".addslashes(get_string('deleteabandonedcheck', 'hotpot', $abandoned))."', 'abandoned', true".'))document.deleteform.submit();">'."\n";
+			}
+			$table->finish .= '<input type=button value="'.get_string("deleteall").'" onClick="if(deletecheck('."'".addslashes($strdeletecheck)."', 'all', true".'))document.deleteform.submit();">'."\n";
+			$table->finish .= '</center>'."\n";
+			$table->finish .= '</form>'."\n";
+		}
+		$tables[] = &$table;
+	}
+	function deleteform_javascript() {
+		$strselectattempt = addslashes(get_string('selectattempt','hotpot'));
+		return <<<END_OF_JAVASCRIPT
+<script type="text/javascript">
+<!--
+function deletecheck(p, v, x) {
+	var r = false; // result
+	// get length of form elements
+	var f = document.deleteform;
+	var l = f ? f.elements.length : 0;
+	// count selected items, if necessary
+	if (!x) {
+		x = 0;
+		for (var i=0; i<l; i++) {
+			var obj = f.elements[i];
+			if (obj.type && obj.type=='checkbox' && obj.checked) {
+				x++;
+			}
+		}
+	}
+	// confirm deletion
+	var n = navigator;
+	if (x || (n.appName=='Netscape' && parseint(n.appVersion)==2)) {
+		r = confirm(p);
+		if (r) {
+			f.del.value = v;
+		}
+	} else {
+		alert('$strselectattempt');
+	}
+	return r;
+}
+//-->
+</script>
+END_OF_JAVASCRIPT
+;
+	} // end function
+} // end class
+?>