From: maxious <maxious@lambdacomplex.org>
Date: Fri, 15 Jul 2011 04:54:45 +0000
Subject: Merge service alerts relating to stops into their page
X-Git-Url: http://maxious.lambdacomplex.org/git/?p=busui.git&a=commitdiff&h=94b4506782530c63129d0f229042aeb1b13f4731
---
Merge service alerts relating to stops into their page
---


--- a/include/common-geo.inc.php
+++ b/include/common-geo.inc.php
@@ -1,8 +1,9 @@
 <?php
 // SELECT array_to_string(array(SELECT REPLACE(name_2006, ',', '\,') as name FROM suburbs order by name), ',')
 $suburbs = explode(",", "Acton,Ainslie,Amaroo,Aranda,Banks,Barton,Belconnen,Bonner,Bonython,Braddon,Bruce,Calwell,Campbell,Chapman,Charnwood,Chifley,Chisholm,City,Conder,Cook,Curtin,Deakin,Dickson,Downer,Duffy,Dunlop,Evatt,Fadden,Farrer,Fisher,Florey,Flynn,Forrest,Franklin,Fraser,Fyshwick,Garran,Gilmore,Giralang,Gordon,Gowrie,Greenway,Griffith,Gungahlin,Hackett,Hall,Harrison,Hawker,Higgins,Holder,Holt,Hughes,Hume,Isaacs,Isabella Plains,Kaleen,Kambah,Kingston,Latham,Lawson,Lyneham,Lyons,Macarthur,Macgregor,Macquarie,Mawson,McKellar,Melba,Mitchell,Monash,Narrabundah,Ngunnawal,Nicholls,Oaks Estate,O'Connor,O'Malley,Oxley,Page,Palmerston,Parkes,Pearce,Phillip,Pialligo,Red Hill,Reid,Richardson,Rivett,Russell,Scullin,Spence,Stirling,Symonston,Tharwa,Theodore,Torrens,Turner,Wanniassa,Waramanga,Watson,Weetangera,Weston,Yarralumla");
-function staticmap($mapPoints, $zoom = 0, $markerImage = "iconb", $collapsible = true)
+function staticmap($mapPoints, $zoom = 0, $markerImage = "iconb", $collapsible = true, $twotone = false)
 {
+	global $labsPath;
 	$width = 300;
 	$height = 300;
 	$metersperpixel[9] = 305.492 * $width;
@@ -12,14 +13,11 @@
 	$metersperpixel[13] = 19.093 * $width;
 	$metersperpixel[14] = 9.547 * $width;
 	$metersperpixel[15] = 4.773 * $width;
-	$metersperpixel[16] = 2.387 * $width;
+	//$metersperpixel[16] = 2.387 * $width;
 	// $metersperpixel[17]=1.193*$width;
 	$center = "";
 	$markers = "";
-	$minlat = 999;
-	$minlon = 999;
-	$maxlat = 0;
-	$maxlon = 0;
+	$mapwidthinmeters = 50;
 	if (sizeof($mapPoints) < 1) return "map error";
 	if (sizeof($mapPoints) === 1) {
 		if ($zoom == 0) $zoom = 14;
@@ -28,27 +26,30 @@
 	}
 	else {
 		foreach ($mapPoints as $index => $mapPoint) {
-			$markers.= $mapPoint[0] . "," . $mapPoint[1] . "," . $markerImage . ($index + 1);
+			if ($twotone && $index == 0) {
+				$markers.= $mapPoint[0] . "," . $mapPoint[1] . "," . "iconr" . ($index + 1);
+				$center = "{$mapPoints[0][0]},{$mapPoints[0][1]}";
+			}
+			else {
+				$markers.= $mapPoint[0] . "," . $mapPoint[1] . "," . $markerImage . ($index + 1);
+			}
 			if ($index + 1 != sizeof($mapPoints)) $markers.= "|";
-			if ($mapPoint[0] < $minlat) $minlat = $mapPoint[0];
-			if ($mapPoint[0] > $maxlat) $maxlat = $mapPoint[0];
-			if ($mapPoint[1] < $minlon) $minlon = $mapPoint[1];
-			if ($mapPoint[1] > $maxlon) $maxlon = $mapPoint[1];
+			$dist = distance($mapPoints[0][0], $mapPoint[0][1], $mapPoint[0], $mapPoint[1]);
+			$mapwidthinmeters = ($dist > $mapwidthinmeters ? $dist : $mapwidthinmeters);
 			$totalLat+= $mapPoint[0];
 			$totalLon+= $mapPoint[1];
 		}
 		if ($zoom == 0) {
 			$mapwidthinmeters = distance($minlat, $minlon, $minlat, $maxlon);
 			foreach (array_reverse($metersperpixel, true) as $zoomLevel => $maxdistance) {
-				if ($zoom == 0 && $mapwidthinmeters < ($maxdistance + 50)) $zoom = $zoomLevel;
+				if ($zoom == 0 && $mapwidthinmeters * 1.5 < ($maxdistance)) $zoom = $zoomLevel;
 			}
 		}
 		$center = $totalLat / sizeof($mapPoints) . "," . $totalLon / sizeof($mapPoints);
 	}
 	$output = "";
 	if ($collapsible) $output.= '<div class="map" data-role="collapsible" data-collapsed="true"><h3>Open Map...</h3>';
-	$output.= '<img class="map" src="' . curPageURL() . '/lib/staticmaplite/staticmap.php?center=' . $center . '&amp;zoom=' . $zoom . '&amp;size=' . $width . 'x' . $height . '&amp;markers=' . 
-$markers . '" width=' . $width . ' height=' . $height . '>';
+	$output.= '<img class="map" src="' . curPageURL() . '/' . $labsPath . '/lib/staticmaplite/staticmap.php?center=' . $center . '&amp;zoom=' . $zoom . '&amp;size=' . $width . 'x' . $height . '&amp;markers=' . $markers . '" width=' . $width . ' height=' . $height . '>';
 	if ($collapsible) $output.= '</div>';
 	return $output;
 }
@@ -66,11 +67,11 @@
 	$c = 2 * atan2(sqrt($a) , sqrt(1 - $a));
 	$km = $r * $c;
 	if ($roundLargeValues) {
-	  if ($km < 1) return floor($km * 1000);
-	  else return round($km,2)."k";
-	} else return floor($km * 1000);
+		if ($km < 1) return floor($km * 1000);
+		else return round($km, 2) . "k";
+	}
+	else return floor($km * 1000);
 }
-
 function decodePolylineToArray($encoded)
 {
 	// source: http://latlongeeks.com/forum/viewtopic.php?f=4&t=5

--- a/include/common-request.inc.php
+++ b/include/common-request.inc.php
@@ -15,7 +15,7 @@
 	$nearby = true;
 }
 if (isset($_REQUEST['suburb'])) {
-	$suburb = filter_var($_REQUEST['suburb'], FILTER_SANITIZE_STRING);
+	$suburb = $_REQUEST['suburb'];
 }
 $pageKey = filter_var($_REQUEST['pageKey'], FILTER_SANITIZE_NUMBER_INT);
 $lat = filter_var($_REQUEST['lat'], FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION);

--- a/include/common-template.inc.php
+++ b/include/common-template.inc.php
@@ -23,8 +23,10 @@
 	$url.= "&guid=ON";
 	return str_replace("&", "&amp;", $url);
 }
+
 function include_header($pageTitle, $pageType, $opendiv = true, $geolocate = false, $datepicker = false)
 {
+global $labsPath;
 	echo '
 <!DOCTYPE html> 
 <html lang="en">
@@ -33,16 +35,16 @@
 	<title>' . $pageTitle . '</title>
         <meta name="google-site-verification" 
 content="-53T5Qn4TB_de1NyfR_ZZkEVdUNcNFSaYKSFkWKx-sY" />
-	<link rel="stylesheet"  href="css/jquery-ui-1.8.12.custom.css" />';
+	<link rel="stylesheet"  href="'.$labsPath.'css/jquery-ui-1.8.12.custom.css" />';
 	if (isDebugServer()) {
-		echo '<link rel="stylesheet"  href="css/jquery.mobile-1.0b1.css" />
+		echo '<link rel="stylesheet"  href="'.$labsPath.'css/jquery.mobile-1.0b1.css" />
 	
-         <script type="text/javascript" src="js/jquery-1.6.1.min.js"></script>
+         <script type="text/javascript" src="'.$labsPath.'js/jquery-1.6.1.min.js"></script>
 	 <script>$(document).bind("mobileinit", function(){
   $.mobile.ajaxEnabled = false;
 });
 </script>
-        <script type="text/javascript" src="js/jquery.mobile-1.0b1.js"></script>';
+        <script type="text/javascript" src="'.$labsPath.'js/jquery.mobile-1.0b1.js"></script>';
 	}
 	else {
 		echo '<link rel="stylesheet"  href="http://code.jquery.com/mobile/1.0b1/jquery.mobile-1.0b1.min.css" />
@@ -54,10 +56,10 @@
         <script type="text/javascript" src="http://code.jquery.com/mobile/1.0b1/jquery.mobile-1.0b1.min.js"></script>';
 	}
 	echo '
-	<script src="js/jquery.ui.autocomplete.min.js"></script>
-<script src="js/jquery.ui.core.min.js"></script>
-<script src="js/jquery.ui.position.min.js"></script>
-<script src="js/jquery.ui.widget.min.js"></script>
+	<script src="'.$labsPath.'js/jquery.ui.autocomplete.min.js"></script>
+<script src="'.$labsPath.'js/jquery.ui.core.min.js"></script>
+<script src="'.$labsPath.'js/jquery.ui.position.min.js"></script>
+<script src="'.$labsPath.'js/jquery.ui.widget.min.js"></script>
   <script>
 	$(function() {
 		$( "#geolocate" ).autocomplete({
@@ -78,7 +80,7 @@
 	echo '<style type="text/css">
 .ui-li-thumb, .ui-li-icon { position: relative; }';
 
-if (strstr($_SERVER['HTTP_USER_AGENT'], 'Android') echo '.ui-shadow,.ui-btn-up-a,.ui-btn-hover-a,.ui-btn-down-a,.ui-body-b,.ui-btn-up-b,.ui-btn-hover-b,
+if (strstr($_SERVER['HTTP_USER_AGENT'], 'Android')) echo '.ui-shadow,.ui-btn-up-a,.ui-btn-hover-a,.ui-btn-down-a,.ui-body-b,.ui-btn-up-b,.ui-btn-hover-b,
 .ui-btn-down-b,.ui-bar-c,.ui-body-c,.ui-btn-up-c,.ui-btn-hover-c,.ui-btn-down-c,.ui-bar-c,.ui-body-d,
 .ui-btn-up-d,.ui-btn-hover-d,.ui-btn-down-d,.ui-bar-d,.ui-body-e,.ui-btn-up-e,.ui-btn-hover-e,
 .ui-btn-down-e,.ui-bar-e,.ui-overlay-shadow,.ui-shadow,.ui-btn-active,.ui-body-a,.ui-bar-a {
@@ -100,11 +102,11 @@
         margin: 0 !important;
      }
     .ui-icon-navigation {
-        background-image: url(css/images/113-navigation.png);
+        background-image: url('.$labsPath.'css/images/113-navigation.png);
         background-position: 1px 0;
      }
     .ui-icon-beaker {
-        background-image: url(css/images/91-beaker-2.png);
+        background-image: url('.$labsPath.'css/images/91-beaker-2.png);
         background-position: 1px 0;
     }
     #footer {
@@ -136,21 +138,7 @@
     -moz-border-radius: 15px;
 border-radius: 15px;
     }
- 
-/*#leftcolumn { 
-	float: none;
-}			
-.min-width-768px #leftcolumn {
-	float: left;
-	width: 30%;
-}
-#rightcolumn { 
-	float: none;
-}			
-.min-width-768px #rightcolumn {
-	float: right;
-	width: 68%;
-}*/	
+
 
 #footer {
 clear:both;
@@ -173,6 +161,134 @@
 width:auto; 
 height:auto; 
 }
+
+
+// adaptive layout from jQuery Mobile docs site
+.type-interior .content-secondary {
+	border-right: 0;
+	border-left: 0;
+	margin: 10px -15px 0;
+	background: #fff;
+	border-top: 1px solid #ccc;
+}
+.type-home .ui-content {
+	margin-top: 5px;
+}
+.type-interior .ui-content {
+	padding-bottom: 0;
+}
+.content-secondary .ui-collapsible-contain {
+	padding: 10px 15px;
+
+}
+.content-secondary .ui-collapsible-heading {
+	margin: 0 0 30px;
+}
+.content-secondary .ui-collapsible-heading-collapsed,
+.content-secondary .ui-collapsible-content {
+	padding:0;
+	margin: 0;
+}
+@media all and (min-width: 650px){
+.content-secondary {
+		text-align: left;
+		float: left;
+		width: 45%;
+		background: none;
+		border-top: 0;
+	}
+	.content-secondary,
+	.type-interior .content-secondary {
+		margin: 30px 0 20px 2%;
+		padding: 20px 4% 0 0;
+			background: none;
+	}
+	.type-index .content-secondary {
+		padding: 0;
+	}
+	.type-index .content-secondary .ui-listview {
+		margin: 0;
+	}
+	.content-primary {
+		width: 45%;
+		float: right;
+		margin-top: 30px;
+		margin-right: 1%;
+		padding-right: 1%;
+	}
+	.content-primary ul:first-child {
+		margin-top: 0;
+	}
+
+	.type-interior .content-primary {
+		padding: 1.5em 6% 3em 0;
+		margin: 0;
+	}
+	/* fix up the collapsibles - expanded on desktop */
+	.content-secondary .ui-collapsible-heading {
+		display: none;
+	}
+	.content-secondary .ui-collapsible-contain {
+		margin:0;
+	}
+	.content-secondary .ui-collapsible-content {
+		display: block;
+		margin: 0;
+		padding: 0;
+	}
+		.type-interior  .content-secondary .ui-li-divider {
+		padding-top: 1em;
+		padding-bottom: 1em;
+	}
+	.type-interior .content-secondary {
+		margin: 0;
+		padding: 0;
+	}
+	
+}
+@media all and (min-width: 750px){
+	.type-home .ui-content,
+	.type-interior .ui-content {
+		background-position: 39%;
+	}
+	.content-secondary {
+		width: 34%;
+	}
+	.content-primary {
+		width: 56%;
+		padding-right: 1%;
+	}	
+	.type-interior .ui-content {
+		background-position: 34%;
+	}
+}
+
+@media all and (min-width: 1200px){
+	.type-home .ui-content{
+		background-position: 38.5%;
+	}
+	.type-interior .ui-content {
+		background-position: 30%;
+	}
+	.content-secondary {
+		width: 30%;
+		padding-right:6%;
+		margin: 30px 0 20px 5%;
+	}
+	.type-interior .content-secondary {
+		margin: 0;
+		padding: 0;
+	}
+	.content-primary {
+		width: 50%;
+		margin-right: 5%;
+		padding-right: 3%;
+	}
+	.type-interior .content-primary {
+		width: 60%;
+	}
+}
+
 </style>';
 	if (strstr($_SERVER['HTTP_USER_AGENT'], 'iPhone') || strstr($_SERVER['HTTP_USER_AGENT'], 'iPod') || strstr($_SERVER['HTTP_USER_AGENT'], 'iPad')) {
 		echo '<meta name="apple-mobile-web-app-capable" content="yes" />
@@ -206,10 +322,6 @@
 $(document).ready(function() {
         $('#here').click(function(event) { $('#geolocate').val(geolocate()); return false;});
         $('#here').show();
-	/*if ($.mobile.media('screen and (min-width: 768px)')) {
-	  $('map a:first').click();
-	  $('#settings a:first').click();
-	}*/
 });
 ";
 		if (!isset($_SESSION['lat']) || $_SESSION['lat'] == "") echo "geolocate();";
@@ -234,7 +346,7 @@
 	<div data-role="header" data-position="inline">
 	<a href="' . (isset($_SERVER["HTTP_REFERER"]) ? $_SERVER["HTTP_REFERER"] : "javascript:history.go(-1)") . '" data-icon="arrow-l" data-rel="back" class="ui-btn-left">Back</a> 
 		<h1>' . $pageTitle . '</h1>
-		<a href="/index.php" data-icon="home" class="ui-btn-right">Home</a>
+		<a href="'.$labsPath.'/index.php" data-icon="home" class="ui-btn-right">Home</a>
 	</div><!-- /header -->
         <a name="maincontent" id="maincontent"></a>
         <div data-role="content"> ';
@@ -253,7 +365,9 @@
 }
 function include_footer()
 {
-	echo '<div id="footer"><a href="about.php">About/Contact Us</a>&nbsp;<a href="feedback.php">Feedback/Bug Report</a>&nbsp;<a href="privacy.php">Privacy Policy</a>';
+
+global $labsPath;
+	echo '<div id="footer"><a href="'.$labsPath.'about.php">About/Contact Us</a>&nbsp;<a href="'.$labsPath.'feedback.php">Feedback/Bug Report</a>&nbsp;<a href="'.$labsPath.'privacy.php">Privacy Policy</a>';
 	echo '</div>';
 	if (isAnalyticsOn()) {
 		echo "<script>  (function() {

--- a/include/common-transit.inc.php
+++ b/include/common-transit.inc.php
@@ -5,16 +5,16 @@
 	'weekday'
 );
 
-function service_period()
+function service_period($date = "")
 {
 	
 	if (isset($_SESSION['service_period'])) return $_SESSION['service_period'];
-	$override = getServiceOverride();
+	$override = getServiceOverride($date);
 	if ($override['service_id']){
 		return $override['service_id'];
 	}
 
-	switch (date('w')) {
+	switch (date('w',($date != "" ? $date : time()))) {
 	case 0:
 		return 'sunday';
 	case 6:
@@ -23,9 +23,12 @@
 		return 'weekday';
 	}
 }
-function midnight_seconds()
+function midnight_seconds($time = "")
 {
 	// from http://www.perturb.org/display/Perlfunc__Seconds_Since_Midnight.html
+	if ($time != "") {
+		return (date("G", $time) * 3600) + (date("i", $time) * 60) + date("s", $time);
+	}
 	if (isset($_SESSION['time'])) {
 		$time = strtotime($_SESSION['time']);
 		return (date("G", $time) * 3600) + (date("i", $time) * 60) + date("s", $time);

--- a/include/common.inc.php
+++ b/include/common.inc.php
@@ -6,7 +6,7 @@
 	"phperror",
 	"awsotp",
 	//"squallotp",
-	"vanilleotp",
+	//"vanilleotp",
 	"database",
 	"other"
 );
@@ -26,6 +26,13 @@
 		$otpAPIurl = 'http://10.0.1.135:8080/opentripplanner-api-webapp/';
 }
 if (isDebug("phperror")) error_reporting(E_ALL ^ E_NOTICE);
+$labsPath = "";
+if (strstr($_SERVER['PHP_SELF'],"labs")) $labsPath = "../";
+
+function isDebugServer()
+{
+	return !isset($_SERVER['SERVER_NAME']) || $_SERVER['SERVER_NAME'] == "10.0.1.154" || $_SERVER['SERVER_NAME'] == "10.1.0.4" || $_SERVER['SERVER_NAME'] == "localhost" || $_SERVER['SERVER_NAME'] == "127.0.0.1" ;
+}
 
 include_once ("common-geo.inc.php");
 include_once ("common-net.inc.php");
@@ -36,10 +43,7 @@
 include_once ("common-session.inc.php");
 include_once ("common-template.inc.php");
 
-function isDebugServer()
-{
-	return $_SERVER['SERVER_NAME'] == "10.0.1.154" || $_SERVER['SERVER_NAME'] == "localhost" || $_SERVER['SERVER_NAME'] == "127.0.0.1" || !$_SERVER['SERVER_NAME'];
-}
+
 function isAnalyticsOn()
 {
 	return !isDebugServer();

--- a/include/db/route-dao.inc.php
+++ b/include/db/route-dao.inc.php
@@ -14,6 +14,21 @@
 	return $query->fetch(PDO::FETCH_ASSOC);
 }
 
+function getRouteByFullName($routeFullName)
+{
+	global $conn;
+	$query = "Select * from routes where route_short_name||route_long_name = :routeFullName LIMIT 1";
+	debug($query, "database");
+	$query = $conn->prepare($query);
+	$query->bindParam(":routeFullName", $routeFullName);
+	$query->execute();
+	if (!$query) {
+		databaseError($conn->errorInfo());
+		return Array();
+	}
+	return $query->fetch(PDO::FETCH_ASSOC);
+}
+
 function getRoutes()
 {
 	global $conn;
@@ -32,7 +47,8 @@
 	global $conn;
 	if ($routeNumber != "") {
 		$query = "Select distinct routes.route_id,routes.route_short_name,routes.route_long_name,service_id from routes  join trips on trips.route_id =
-routes.route_id join stop_times on stop_times.trip_id = trips.trip_id where route_short_name = :routeNumber order by route_short_name;";
+routes.route_id join stop_times on stop_times.trip_id = trips.trip_id
+where route_short_name = :routeNumber OR route_short_name LIKE :routeNumber2 order by route_short_name;";
 	}
 	else {
 		$query = "SELECT DISTINCT route_short_name from routes order by route_short_name";
@@ -41,6 +57,8 @@
 	$query = $conn->prepare($query);
 	if ($routeNumber != "") {
 		$query->bindParam(":routeNumber", $routeNumber);
+                $routeNumber2 = "% ".$routeNumber;
+		$query->bindParam(":routeNumber2", $routeNumber2);
 	}
 	$query->execute();
 	if (!$query) {

--- a/include/db/servicealert-dao.inc.php
+++ b/include/db/servicealert-dao.inc.php
@@ -1,10 +1,10 @@
 <?php
-function getServiceOverride() {
+function getServiceOverride($date="") {
 	global $conn;
 	$query = "Select * from calendar_dates where date = :date and exception_type = '1' LIMIT 1";
-	 debug($query,"database");
+	// debug($query,"database");
 	$query = $conn->prepare($query); // Create a prepared statement
-	$query->bindParam(":date", date("Ymd"));
+	$query->bindParam(":date", date("Ymd",($date != "" ? $date : time())));
 	$query->execute();
 	if (!$query) {
 		databaseError($conn->errorInfo());
@@ -12,4 +12,42 @@
 	}
 	return $query->fetch(PDO::FETCH_ASSOC);
 }
+
+function getCurrentAlerts() {
+		global $conn;
+	$query = "SELECT * from servicealerts_alerts";
+	//debug($query, "database");
+	$query = $conn->prepare($query);
+	//if ($stop_sequence != "") $query->bindParam(":stop_sequence", $stop_sequence);
+	$query->execute();
+	if (!$query) {
+		databaseError($conn->errorInfo());
+		return Array();
+	}
+	return $query->fetchAll();
+}
+function getInformedAlerts($id,$filter_class,$filter_id) {
+	
+		global $conn;
+	$query = "SELECT * from servicealerts_informed where servicealert_id = :servicealert_id";
+	
+	if ($filter_class != "" && $filter_id != "") {
+		$query .= " AND (informed_class = :informed_class OR informed_class = 'network') AND informed_id = :informed_id";
+	
+	}
+	//debug($query, "database");
+	$query = $conn->prepare($query);
+	if ($filter_class != "" && $filter_id != "") {
+		$query->bindParam(":informed_class", $filter_class);
+		$query->bindParam(":informed_id", $filter_id);
+	}
+	$query->bindParam(":servicealert_id", $id);
+	$query->execute();
+	if (!$query) {
+		databaseError($conn->errorInfo());
+		return Array();
+	}
+	return $query->fetchAll();
+}
+
 ?>

--- a/include/db/stop-dao.inc.php
+++ b/include/db/stop-dao.inc.php
@@ -13,12 +13,13 @@
 	}
 	return $query->fetch(PDO::FETCH_ASSOC);
 }
-function getStops($timingPointsOnly = false, $firstLetter = "")
+function getStops($timingPointsOnly = false, $firstLetter = "", $startsWith = "")
 {
 	global $conn;
 	$conditions = Array();
 	if ($timingPointsOnly) $conditions[] = "substr(stop_code,1,2) != 'Wj'";
 	if ($firstLetter != "") $conditions[] = "substr(stop_name,1,1) = :firstLetter";
+	if ($startsWith != "") $conditions[] = "stop_name like :startsWith";
 	$query = "Select * from stops";
 	if (sizeof($conditions) > 0) {
 		if (sizeof($conditions) > 1) {
@@ -31,6 +32,11 @@
 	$query.= " order by stop_name;";
 	$query = $conn->prepare($query);
         if ($firstLetter != "") $query->bindParam(":firstLetter", $firstLetter);
+        
+        if ($startsWith != "") {
+            $startsWith = $startsWith."%";
+            $query->bindParam(":startsWith", $startsWith);
+        }
 	$query->execute();
 	if (!$query) {
 		databaseError($conn->errorInfo());
@@ -72,11 +78,34 @@
 	}
 	return $query->fetchAll();
 }
+function getStopsByStopCode($stop_code,$startsWith = "")
+{
+	global $conn;
+	$query = "Select * from stops where (stop_code = :stop_code OR stop_code LIKE :stop_code2)";
+                if ($startsWith != "") $query .= " AND stop_name like :startsWith";
+
+	debug($query, "database");
+	$query = $conn->prepare($query);
+        
+	$query->bindParam(":stop_code", $stop_code);
+        $stop_code2 = $stop_code . "%";
+	$query->bindParam(":stop_code2", $stop_code2);
+ if ($startsWith != "") {
+            $startsWith = $startsWith."%";
+            $query->bindParam(":startsWith", $startsWith);
+        }
+	$query->execute();
+	if (!$query) {
+		databaseError($conn->errorInfo());
+		return Array();
+	}
+	return $query->fetchAll();
+}
 function getStopRoutes($stopID, $service_period)
 {
 	if ($service_period == "") $service_period = service_period();
 	global $conn;
-	$query = "SELECT service_id,trips.route_id,route_short_name,route_long_name
+	$query = "SELECT distinct service_id,trips.route_id,route_short_name,route_long_name
 FROM stop_times join trips on trips.trip_id =
 stop_times.trip_id join routes on trips.route_id = routes.route_id WHERE stop_id = :stopID AND service_id=:service_period";
 	debug($query, "database");
@@ -90,9 +119,10 @@
 	}
 	return $query->fetchAll();
 }
-function getStopTrips($stopID, $service_period = "", $afterTime = "")
+function getStopTrips($stopID, $service_period = "", $afterTime = "", $limit = "")
 {
 	if ($service_period == "") $service_period = service_period();
+        	if ($limit != "") $limitSQL = " LIMIT :limit ";
 	global $conn;
 	if ($afterTime != "") {
 		$query = " SELECT stop_times.trip_id,stop_times.arrival_time,stop_times.stop_id,stop_sequence,service_id,trips.route_id,route_short_name,route_long_name, end_times.arrival_time as end_time
@@ -105,7 +135,7 @@
 AND stop_times.trip_id = end_times.trip_id
 AND service_id=:service_period
 AND end_times.arrival_time > :afterTime
-ORDER BY end_time";
+ORDER BY end_time $limitSQL";
 	}
 	else {
 		$query = "SELECT stop_times.trip_id,arrival_time,stop_times.stop_id,stop_sequence,service_id,trips.route_id,route_short_name,route_long_name
@@ -115,12 +145,13 @@
 join routes on trips.route_id = routes.route_id
 WHERE stop_times.stop_id = :stopID
 AND service_id=:service_period
-ORDER BY arrival_time";
+ORDER BY arrival_time $limitSQL";
 	}
 	debug($query, "database");
 	$query = $conn->prepare($query);
 	$query->bindParam(":service_period", $service_period);
 	$query->bindParam(":stopID", $stopID);
+        if ($limit != "") $query->bindParam(":limit", $limit);
         if ($afterTime != "") $query->bindParam(":afterTime", $afterTime);
 	$query->execute();
 	if (!$query) {

--- a/include/db/trip-dao.inc.php
+++ b/include/db/trip-dao.inc.php
@@ -75,8 +75,9 @@
 					$distance_between_timepoints+= distance($stopTimes[$k - 1]["stop_lat"], $stopTimes[$k - 1]["stop_lon"], $stopTimes[$k]["stop_lat"], $stopTimes[$k]["stop_lon"]);
 				}
 				$next_timepoint = $stopTimes[$k];
-				$rv[] = $stopTime;
+				
 			}
+			$rv[] = $stopTime;
 		}
 		else {
 			// is untimed point
@@ -94,10 +95,11 @@
 				$stopTime["arrival_time"] = $cur_timepoint["arrival_time"];
 			}
 			$rv[] = $stopTime;
-			//var_dump($rv);
+			
 			
 		}
 	}
+	//var_dump($rv);
 	return $rv;
 }
 function getTripPreviousTimePoint($tripID, $stop_sequence)
@@ -144,7 +146,10 @@
 	// limit interpolation to between nearest actual points.
 	$prevTimePoint = getTripPreviousTimePoint($tripID, $stop_sequence);
 	$nextTimePoint = getTripNextTimePoint($tripID, $stop_sequence);
-	$range = "AND stop_sequence >= '{$prevTimePoint['stop_sequence']}' AND stop_sequence <= '{$nextTimePoint['stop_sequence']}'";
+	//echo " prev {$lowestDelta['stop_sequence']} next {$nextTimePoint['stop_sequence']} ";
+	$range = "";
+	if ($prevTimePoint != "") $range .= " AND stop_sequence >= '{$prevTimePoint['stop_sequence']}'";
+	if ($nextTimePoint != "") $range .= " AND stop_sequence <= '{$nextTimePoint['stop_sequence']}'";
 	foreach (getTimeInterpolatedTrip($tripID, $range) as $tripStop) {
 		if ($tripStop['stop_sequence'] == $stop_sequence) return $tripStop;
 	}

--- /dev/null
+++ b/js/flot/excanvas.js
@@ -1,1 +1,1428 @@
-
+// Copyright 2006 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+// Known Issues:
+//
+// * Patterns only support repeat.
+// * Radial gradient are not implemented. The VML version of these look very
+//   different from the canvas one.
+// * Clipping paths are not implemented.
+// * Coordsize. The width and height attribute have higher priority than the
+//   width and height style values which isn't correct.
+// * Painting mode isn't implemented.
+// * Canvas width/height should is using content-box by default. IE in
+//   Quirks mode will draw the canvas using border-box. Either change your
+//   doctype to HTML5
+//   (http://www.whatwg.org/specs/web-apps/current-work/#the-doctype)
+//   or use Box Sizing Behavior from WebFX
+//   (http://webfx.eae.net/dhtml/boxsizing/boxsizing.html)
+// * Non uniform scaling does not correctly scale strokes.
+// * Filling very large shapes (above 5000 points) is buggy.
+// * Optimize. There is always room for speed improvements.
+
+// Only add this code if we do not already have a canvas implementation
+if (!document.createElement('canvas').getContext) {
+
+(function() {
+
+  // alias some functions to make (compiled) code shorter
+  var m = Math;
+  var mr = m.round;
+  var ms = m.sin;
+  var mc = m.cos;
+  var abs = m.abs;
+  var sqrt = m.sqrt;
+
+  // this is used for sub pixel precision
+  var Z = 10;
+  var Z2 = Z / 2;
+
+  /**
+   * This funtion is assigned to the <canvas> elements as element.getContext().
+   * @this {HTMLElement}
+   * @return {CanvasRenderingContext2D_}
+   */
+  function getContext() {
+    return this.context_ ||
+        (this.context_ = new CanvasRenderingContext2D_(this));
+  }
+
+  var slice = Array.prototype.slice;
+
+  /**
+   * Binds a function to an object. The returned function will always use the
+   * passed in {@code obj} as {@code this}.
+   *
+   * Example:
+   *
+   *   g = bind(f, obj, a, b)
+   *   g(c, d) // will do f.call(obj, a, b, c, d)
+   *
+   * @param {Function} f The function to bind the object to
+   * @param {Object} obj The object that should act as this when the function
+   *     is called
+   * @param {*} var_args Rest arguments that will be used as the initial
+   *     arguments when the function is called
+   * @return {Function} A new function that has bound this
+   */
+  function bind(f, obj, var_args) {
+    var a = slice.call(arguments, 2);
+    return function() {
+      return f.apply(obj, a.concat(slice.call(arguments)));
+    };
+  }
+
+  function encodeHtmlAttribute(s) {
+    return String(s).replace(/&/g, '&amp;').replace(/"/g, '&quot;');
+  }
+
+  function addNamespacesAndStylesheet(doc) {
+    // create xmlns
+    if (!doc.namespaces['g_vml_']) {
+      doc.namespaces.add('g_vml_', 'urn:schemas-microsoft-com:vml',
+                         '#default#VML');
+
+    }
+    if (!doc.namespaces['g_o_']) {
+      doc.namespaces.add('g_o_', 'urn:schemas-microsoft-com:office:office',
+                         '#default#VML');
+    }
+
+    // Setup default CSS.  Only add one style sheet per document
+    if (!doc.styleSheets['ex_canvas_']) {
+      var ss = doc.createStyleSheet();
+      ss.owningElement.id = 'ex_canvas_';
+      ss.cssText = 'canvas{display:inline-block;overflow:hidden;' +
+          // default size is 300x150 in Gecko and Opera
+          'text-align:left;width:300px;height:150px}';
+    }
+  }
+
+  // Add namespaces and stylesheet at startup.
+  addNamespacesAndStylesheet(document);
+
+  var G_vmlCanvasManager_ = {
+    init: function(opt_doc) {
+      if (/MSIE/.test(navigator.userAgent) && !window.opera) {
+        var doc = opt_doc || document;
+        // Create a dummy element so that IE will allow canvas elements to be
+        // recognized.
+        doc.createElement('canvas');
+        doc.attachEvent('onreadystatechange', bind(this.init_, this, doc));
+      }
+    },
+
+    init_: function(doc) {
+      // find all canvas elements
+      var els = doc.getElementsByTagName('canvas');
+      for (var i = 0; i < els.length; i++) {
+        this.initElement(els[i]);
+      }
+    },
+
+    /**
+     * Public initializes a canvas element so that it can be used as canvas
+     * element from now on. This is called automatically before the page is
+     * loaded but if you are creating elements using createElement you need to
+     * make sure this is called on the element.
+     * @param {HTMLElement} el The canvas element to initialize.
+     * @return {HTMLElement} the element that was created.
+     */
+    initElement: function(el) {
+      if (!el.getContext) {
+        el.getContext = getContext;
+
+        // Add namespaces and stylesheet to document of the element.
+        addNamespacesAndStylesheet(el.ownerDocument);
+
+        // Remove fallback content. There is no way to hide text nodes so we
+        // just remove all childNodes. We could hide all elements and remove
+        // text nodes but who really cares about the fallback content.
+        el.innerHTML = '';
+
+        // do not use inline function because that will leak memory
+        el.attachEvent('onpropertychange', onPropertyChange);
+        el.attachEvent('onresize', onResize);
+
+        var attrs = el.attributes;
+        if (attrs.width && attrs.width.specified) {
+          // TODO: use runtimeStyle and coordsize
+          // el.getContext().setWidth_(attrs.width.nodeValue);
+          el.style.width = attrs.width.nodeValue + 'px';
+        } else {
+          el.width = el.clientWidth;
+        }
+        if (attrs.height && attrs.height.specified) {
+          // TODO: use runtimeStyle and coordsize
+          // el.getContext().setHeight_(attrs.height.nodeValue);
+          el.style.height = attrs.height.nodeValue + 'px';
+        } else {
+          el.height = el.clientHeight;
+        }
+        //el.getContext().setCoordsize_()
+      }
+      return el;
+    }
+  };
+
+  function onPropertyChange(e) {
+    var el = e.srcElement;
+
+    switch (e.propertyName) {
+      case 'width':
+        el.getContext().clearRect();
+        el.style.width = el.attributes.width.nodeValue + 'px';
+        // In IE8 this does not trigger onresize.
+        el.firstChild.style.width =  el.clientWidth + 'px';
+        break;
+      case 'height':
+        el.getContext().clearRect();
+        el.style.height = el.attributes.height.nodeValue + 'px';
+        el.firstChild.style.height = el.clientHeight + 'px';
+        break;
+    }
+  }
+
+  function onResize(e) {
+    var el = e.srcElement;
+    if (el.firstChild) {
+      el.firstChild.style.width =  el.clientWidth + 'px';
+      el.firstChild.style.height = el.clientHeight + 'px';
+    }
+  }
+
+  G_vmlCanvasManager_.init();
+
+  // precompute "00" to "FF"
+  var decToHex = [];
+  for (var i = 0; i < 16; i++) {
+    for (var j = 0; j < 16; j++) {
+      decToHex[i * 16 + j] = i.toString(16) + j.toString(16);
+    }
+  }
+
+  function createMatrixIdentity() {
+    return [
+      [1, 0, 0],
+      [0, 1, 0],
+      [0, 0, 1]
+    ];
+  }
+
+  function matrixMultiply(m1, m2) {
+    var result = createMatrixIdentity();
+
+    for (var x = 0; x < 3; x++) {
+      for (var y = 0; y < 3; y++) {
+        var sum = 0;
+
+        for (var z = 0; z < 3; z++) {
+          sum += m1[x][z] * m2[z][y];
+        }
+
+        result[x][y] = sum;
+      }
+    }
+    return result;
+  }
+
+  function copyState(o1, o2) {
+    o2.fillStyle     = o1.fillStyle;
+    o2.lineCap       = o1.lineCap;
+    o2.lineJoin      = o1.lineJoin;
+    o2.lineWidth     = o1.lineWidth;
+    o2.miterLimit    = o1.miterLimit;
+    o2.shadowBlur    = o1.shadowBlur;
+    o2.shadowColor   = o1.shadowColor;
+    o2.shadowOffsetX = o1.shadowOffsetX;
+    o2.shadowOffsetY = o1.shadowOffsetY;
+    o2.strokeStyle   = o1.strokeStyle;
+    o2.globalAlpha   = o1.globalAlpha;
+    o2.font          = o1.font;
+    o2.textAlign     = o1.textAlign;
+    o2.textBaseline  = o1.textBaseline;
+    o2.arcScaleX_    = o1.arcScaleX_;
+    o2.arcScaleY_    = o1.arcScaleY_;
+    o2.lineScale_    = o1.lineScale_;
+  }
+
+  var colorData = {
+    aliceblue: '#F0F8FF',
+    antiquewhite: '#FAEBD7',
+    aquamarine: '#7FFFD4',
+    azure: '#F0FFFF',
+    beige: '#F5F5DC',
+    bisque: '#FFE4C4',
+    black: '#000000',
+    blanchedalmond: '#FFEBCD',
+    blueviolet: '#8A2BE2',
+    brown: '#A52A2A',
+    burlywood: '#DEB887',
+    cadetblue: '#5F9EA0',
+    chartreuse: '#7FFF00',
+    chocolate: '#D2691E',
+    coral: '#FF7F50',
+    cornflowerblue: '#6495ED',
+    cornsilk: '#FFF8DC',
+    crimson: '#DC143C',
+    cyan: '#00FFFF',
+    darkblue: '#00008B',
+    darkcyan: '#008B8B',
+    darkgoldenrod: '#B8860B',
+    darkgray: '#A9A9A9',
+    darkgreen: '#006400',
+    darkgrey: '#A9A9A9',
+    darkkhaki: '#BDB76B',
+    darkmagenta: '#8B008B',
+    darkolivegreen: '#556B2F',
+    darkorange: '#FF8C00',
+    darkorchid: '#9932CC',
+    darkred: '#8B0000',
+    darksalmon: '#E9967A',
+    darkseagreen: '#8FBC8F',
+    darkslateblue: '#483D8B',
+    darkslategray: '#2F4F4F',
+    darkslategrey: '#2F4F4F',
+    darkturquoise: '#00CED1',
+    darkviolet: '#9400D3',
+    deeppink: '#FF1493',
+    deepskyblue: '#00BFFF',
+    dimgray: '#696969',
+    dimgrey: '#696969',
+    dodgerblue: '#1E90FF',
+    firebrick: '#B22222',
+    floralwhite: '#FFFAF0',
+    forestgreen: '#228B22',
+    gainsboro: '#DCDCDC',
+    ghostwhite: '#F8F8FF',
+    gold: '#FFD700',
+    goldenrod: '#DAA520',
+    grey: '#808080',
+    greenyellow: '#ADFF2F',
+    honeydew: '#F0FFF0',
+    hotpink: '#FF69B4',
+    indianred: '#CD5C5C',
+    indigo: '#4B0082',
+    ivory: '#FFFFF0',
+    khaki: '#F0E68C',
+    lavender: '#E6E6FA',
+    lavenderblush: '#FFF0F5',
+    lawngreen: '#7CFC00',
+    lemonchiffon: '#FFFACD',
+    lightblue: '#ADD8E6',
+    lightcoral: '#F08080',
+    lightcyan: '#E0FFFF',
+    lightgoldenrodyellow: '#FAFAD2',
+    lightgreen: '#90EE90',
+    lightgrey: '#D3D3D3',
+    lightpink: '#FFB6C1',
+    lightsalmon: '#FFA07A',
+    lightseagreen: '#20B2AA',
+    lightskyblue: '#87CEFA',
+    lightslategray: '#778899',
+    lightslategrey: '#778899',
+    lightsteelblue: '#B0C4DE',
+    lightyellow: '#FFFFE0',
+    limegreen: '#32CD32',
+    linen: '#FAF0E6',
+    magenta: '#FF00FF',
+    mediumaquamarine: '#66CDAA',
+    mediumblue: '#0000CD',
+    mediumorchid: '#BA55D3',
+    mediumpurple: '#9370DB',
+    mediumseagreen: '#3CB371',
+    mediumslateblue: '#7B68EE',
+    mediumspringgreen: '#00FA9A',
+    mediumturquoise: '#48D1CC',
+    mediumvioletred: '#C71585',
+    midnightblue: '#191970',
+    mintcream: '#F5FFFA',
+    mistyrose: '#FFE4E1',
+    moccasin: '#FFE4B5',
+    navajowhite: '#FFDEAD',
+    oldlace: '#FDF5E6',
+    olivedrab: '#6B8E23',
+    orange: '#FFA500',
+    orangered: '#FF4500',
+    orchid: '#DA70D6',
+    palegoldenrod: '#EEE8AA',
+    palegreen: '#98FB98',
+    paleturquoise: '#AFEEEE',
+    palevioletred: '#DB7093',
+    papayawhip: '#FFEFD5',
+    peachpuff: '#FFDAB9',
+    peru: '#CD853F',
+    pink: '#FFC0CB',
+    plum: '#DDA0DD',
+    powderblue: '#B0E0E6',
+    rosybrown: '#BC8F8F',
+    royalblue: '#4169E1',
+    saddlebrown: '#8B4513',
+    salmon: '#FA8072',
+    sandybrown: '#F4A460',
+    seagreen: '#2E8B57',
+    seashell: '#FFF5EE',
+    sienna: '#A0522D',
+    skyblue: '#87CEEB',
+    slateblue: '#6A5ACD',
+    slategray: '#708090',
+    slategrey: '#708090',
+    snow: '#FFFAFA',
+    springgreen: '#00FF7F',
+    steelblue: '#4682B4',
+    tan: '#D2B48C',
+    thistle: '#D8BFD8',
+    tomato: '#FF6347',
+    turquoise: '#40E0D0',
+    violet: '#EE82EE',
+    wheat: '#F5DEB3',
+    whitesmoke: '#F5F5F5',
+    yellowgreen: '#9ACD32'
+  };
+
+
+  function getRgbHslContent(styleString) {
+    var start = styleString.indexOf('(', 3);
+    var end = styleString.indexOf(')', start + 1);
+    var parts = styleString.substring(start + 1, end).split(',');
+    // add alpha if needed
+    if (parts.length == 4 && styleString.substr(3, 1) == 'a') {
+      alpha = Number(parts[3]);
+    } else {
+      parts[3] = 1;
+    }
+    return parts;
+  }
+
+  function percent(s) {
+    return parseFloat(s) / 100;
+  }
+
+  function clamp(v, min, max) {
+    return Math.min(max, Math.max(min, v));
+  }
+
+  function hslToRgb(parts){
+    var r, g, b;
+    h = parseFloat(parts[0]) / 360 % 360;
+    if (h < 0)
+      h++;
+    s = clamp(percent(parts[1]), 0, 1);
+    l = clamp(percent(parts[2]), 0, 1);
+    if (s == 0) {
+      r = g = b = l; // achromatic
+    } else {
+      var q = l < 0.5 ? l * (1 + s) : l + s - l * s;
+      var p = 2 * l - q;
+      r = hueToRgb(p, q, h + 1 / 3);
+      g = hueToRgb(p, q, h);
+      b = hueToRgb(p, q, h - 1 / 3);
+    }
+
+    return '#' + decToHex[Math.floor(r * 255)] +
+        decToHex[Math.floor(g * 255)] +
+        decToHex[Math.floor(b * 255)];
+  }
+
+  function hueToRgb(m1, m2, h) {
+    if (h < 0)
+      h++;
+    if (h > 1)
+      h--;
+
+    if (6 * h < 1)
+      return m1 + (m2 - m1) * 6 * h;
+    else if (2 * h < 1)
+      return m2;
+    else if (3 * h < 2)
+      return m1 + (m2 - m1) * (2 / 3 - h) * 6;
+    else
+      return m1;
+  }
+
+  function processStyle(styleString) {
+    var str, alpha = 1;
+
+    styleString = String(styleString);
+    if (styleString.charAt(0) == '#') {
+      str = styleString;
+    } else if (/^rgb/.test(styleString)) {
+      var parts = getRgbHslContent(styleString);
+      var str = '#', n;
+      for (var i = 0; i < 3; i++) {
+        if (parts[i].indexOf('%') != -1) {
+          n = Math.floor(percent(parts[i]) * 255);
+        } else {
+          n = Number(parts[i]);
+        }
+        str += decToHex[clamp(n, 0, 255)];
+      }
+      alpha = parts[3];
+    } else if (/^hsl/.test(styleString)) {
+      var parts = getRgbHslContent(styleString);
+      str = hslToRgb(parts);
+      alpha = parts[3];
+    } else {
+      str = colorData[styleString] || styleString;
+    }
+    return {color: str, alpha: alpha};
+  }
+
+  var DEFAULT_STYLE = {
+    style: 'normal',
+    variant: 'normal',
+    weight: 'normal',
+    size: 10,
+    family: 'sans-serif'
+  };
+
+  // Internal text style cache
+  var fontStyleCache = {};
+
+  function processFontStyle(styleString) {
+    if (fontStyleCache[styleString]) {
+      return fontStyleCache[styleString];
+    }
+
+    var el = document.createElement('div');
+    var style = el.style;
+    try {
+      style.font = styleString;
+    } catch (ex) {
+      // Ignore failures to set to invalid font.
+    }
+
+    return fontStyleCache[styleString] = {
+      style: style.fontStyle || DEFAULT_STYLE.style,
+      variant: style.fontVariant || DEFAULT_STYLE.variant,
+      weight: style.fontWeight || DEFAULT_STYLE.weight,
+      size: style.fontSize || DEFAULT_STYLE.size,
+      family: style.fontFamily || DEFAULT_STYLE.family
+    };
+  }
+
+  function getComputedStyle(style, element) {
+    var computedStyle = {};
+
+    for (var p in style) {
+      computedStyle[p] = style[p];
+    }
+
+    // Compute the size
+    var canvasFontSize = parseFloat(element.currentStyle.fontSize),
+        fontSize = parseFloat(style.size);
+
+    if (typeof style.size == 'number') {
+      computedStyle.size = style.size;
+    } else if (style.size.indexOf('px') != -1) {
+      computedStyle.size = fontSize;
+    } else if (style.size.indexOf('em') != -1) {
+      computedStyle.size = canvasFontSize * fontSize;
+    } else if(style.size.indexOf('%') != -1) {
+      computedStyle.size = (canvasFontSize / 100) * fontSize;
+    } else if (style.size.indexOf('pt') != -1) {
+      computedStyle.size = fontSize / .75;
+    } else {
+      computedStyle.size = canvasFontSize;
+    }
+
+    // Different scaling between normal text and VML text. This was found using
+    // trial and error to get the same size as non VML text.
+    computedStyle.size *= 0.981;
+
+    return computedStyle;
+  }
+
+  function buildStyle(style) {
+    return style.style + ' ' + style.variant + ' ' + style.weight + ' ' +
+        style.size + 'px ' + style.family;
+  }
+
+  function processLineCap(lineCap) {
+    switch (lineCap) {
+      case 'butt':
+        return 'flat';
+      case 'round':
+        return 'round';
+      case 'square':
+      default:
+        return 'square';
+    }
+  }
+
+  /**
+   * This class implements CanvasRenderingContext2D interface as described by
+   * the WHATWG.
+   * @param {HTMLElement} surfaceElement The element that the 2D context should
+   * be associated with
+   */
+  function CanvasRenderingContext2D_(surfaceElement) {
+    this.m_ = createMatrixIdentity();
+
+    this.mStack_ = [];
+    this.aStack_ = [];
+    this.currentPath_ = [];
+
+    // Canvas context properties
+    this.strokeStyle = '#000';
+    this.fillStyle = '#000';
+
+    this.lineWidth = 1;
+    this.lineJoin = 'miter';
+    this.lineCap = 'butt';
+    this.miterLimit = Z * 1;
+    this.globalAlpha = 1;
+    this.font = '10px sans-serif';
+    this.textAlign = 'left';
+    this.textBaseline = 'alphabetic';
+    this.canvas = surfaceElement;
+
+    var el = surfaceElement.ownerDocument.createElement('div');
+    el.style.width =  surfaceElement.clientWidth + 'px';
+    el.style.height = surfaceElement.clientHeight + 'px';
+    el.style.overflow = 'hidden';
+    el.style.position = 'absolute';
+    surfaceElement.appendChild(el);
+
+    this.element_ = el;
+    this.arcScaleX_ = 1;
+    this.arcScaleY_ = 1;
+    this.lineScale_ = 1;
+  }
+
+  var contextPrototype = CanvasRenderingContext2D_.prototype;
+  contextPrototype.clearRect = function() {
+    if (this.textMeasureEl_) {
+      this.textMeasureEl_.removeNode(true);
+      this.textMeasureEl_ = null;
+    }
+    this.element_.innerHTML = '';
+  };
+
+  contextPrototype.beginPath = function() {
+    // TODO: Branch current matrix so that save/restore has no effect
+    //       as per safari docs.
+    this.currentPath_ = [];
+  };
+
+  contextPrototype.moveTo = function(aX, aY) {
+    var p = this.getCoords_(aX, aY);
+    this.currentPath_.push({type: 'moveTo', x: p.x, y: p.y});
+    this.currentX_ = p.x;
+    this.currentY_ = p.y;
+  };
+
+  contextPrototype.lineTo = function(aX, aY) {
+    var p = this.getCoords_(aX, aY);
+    this.currentPath_.push({type: 'lineTo', x: p.x, y: p.y});
+
+    this.currentX_ = p.x;
+    this.currentY_ = p.y;
+  };
+
+  contextPrototype.bezierCurveTo = function(aCP1x, aCP1y,
+                                            aCP2x, aCP2y,
+                                            aX, aY) {
+    var p = this.getCoords_(aX, aY);
+    var cp1 = this.getCoords_(aCP1x, aCP1y);
+    var cp2 = this.getCoords_(aCP2x, aCP2y);
+    bezierCurveTo(this, cp1, cp2, p);
+  };
+
+  // Helper function that takes the already fixed cordinates.
+  function bezierCurveTo(self, cp1, cp2, p) {
+    self.currentPath_.push({
+      type: 'bezierCurveTo',
+      cp1x: cp1.x,
+      cp1y: cp1.y,
+      cp2x: cp2.x,
+      cp2y: cp2.y,
+      x: p.x,
+      y: p.y
+    });
+    self.currentX_ = p.x;
+    self.currentY_ = p.y;
+  }
+
+  contextPrototype.quadraticCurveTo = function(aCPx, aCPy, aX, aY) {
+    // the following is lifted almost directly from
+    // http://developer.mozilla.org/en/docs/Canvas_tutorial:Drawing_shapes
+
+    var cp = this.getCoords_(aCPx, aCPy);
+    var p = this.getCoords_(aX, aY);
+
+    var cp1 = {
+      x: this.currentX_ + 2.0 / 3.0 * (cp.x - this.currentX_),
+      y: this.currentY_ + 2.0 / 3.0 * (cp.y - this.currentY_)
+    };
+    var cp2 = {
+      x: cp1.x + (p.x - this.currentX_) / 3.0,
+      y: cp1.y + (p.y - this.currentY_) / 3.0
+    };
+
+    bezierCurveTo(this, cp1, cp2, p);
+  };
+
+  contextPrototype.arc = function(aX, aY, aRadius,
+                                  aStartAngle, aEndAngle, aClockwise) {
+    aRadius *= Z;
+    var arcType = aClockwise ? 'at' : 'wa';
+
+    var xStart = aX + mc(aStartAngle) * aRadius - Z2;
+    var yStart = aY + ms(aStartAngle) * aRadius - Z2;
+
+    var xEnd = aX + mc(aEndAngle) * aRadius - Z2;
+    var yEnd = aY + ms(aEndAngle) * aRadius - Z2;
+
+    // IE won't render arches drawn counter clockwise if xStart == xEnd.
+    if (xStart == xEnd && !aClockwise) {
+      xStart += 0.125; // Offset xStart by 1/80 of a pixel. Use something
+                       // that can be represented in binary
+    }
+
+    var p = this.getCoords_(aX, aY);
+    var pStart = this.getCoords_(xStart, yStart);
+    var pEnd = this.getCoords_(xEnd, yEnd);
+
+    this.currentPath_.push({type: arcType,
+                           x: p.x,
+                           y: p.y,
+                           radius: aRadius,
+                           xStart: pStart.x,
+                           yStart: pStart.y,
+                           xEnd: pEnd.x,
+                           yEnd: pEnd.y});
+
+  };
+
+  contextPrototype.rect = function(aX, aY, aWidth, aHeight) {
+    this.moveTo(aX, aY);
+    this.lineTo(aX + aWidth, aY);
+    this.lineTo(aX + aWidth, aY + aHeight);
+    this.lineTo(aX, aY + aHeight);
+    this.closePath();
+  };
+
+  contextPrototype.strokeRect = function(aX, aY, aWidth, aHeight) {
+    var oldPath = this.currentPath_;
+    this.beginPath();
+
+    this.moveTo(aX, aY);
+    this.lineTo(aX + aWidth, aY);
+    this.lineTo(aX + aWidth, aY + aHeight);
+    this.lineTo(aX, aY + aHeight);
+    this.closePath();
+    this.stroke();
+
+    this.currentPath_ = oldPath;
+  };
+
+  contextPrototype.fillRect = function(aX, aY, aWidth, aHeight) {
+    var oldPath = this.currentPath_;
+    this.beginPath();
+
+    this.moveTo(aX, aY);
+    this.lineTo(aX + aWidth, aY);
+    this.lineTo(aX + aWidth, aY + aHeight);
+    this.lineTo(aX, aY + aHeight);
+    this.closePath();
+    this.fill();
+
+    this.currentPath_ = oldPath;
+  };
+
+  contextPrototype.createLinearGradient = function(aX0, aY0, aX1, aY1) {
+    var gradient = new CanvasGradient_('gradient');
+    gradient.x0_ = aX0;
+    gradient.y0_ = aY0;
+    gradient.x1_ = aX1;
+    gradient.y1_ = aY1;
+    return gradient;
+  };
+
+  contextPrototype.createRadialGradient = function(aX0, aY0, aR0,
+                                                   aX1, aY1, aR1) {
+    var gradient = new CanvasGradient_('gradientradial');
+    gradient.x0_ = aX0;
+    gradient.y0_ = aY0;
+    gradient.r0_ = aR0;
+    gradient.x1_ = aX1;
+    gradient.y1_ = aY1;
+    gradient.r1_ = aR1;
+    return gradient;
+  };
+
+  contextPrototype.drawImage = function(image, var_args) {
+    var dx, dy, dw, dh, sx, sy, sw, sh;
+
+    // to find the original width we overide the width and height
+    var oldRuntimeWidth = image.runtimeStyle.width;
+    var oldRuntimeHeight = image.runtimeStyle.height;
+    image.runtimeStyle.width = 'auto';
+    image.runtimeStyle.height = 'auto';
+
+    // get the original size
+    var w = image.width;
+    var h = image.height;
+
+    // and remove overides
+    image.runtimeStyle.width = oldRuntimeWidth;
+    image.runtimeStyle.height = oldRuntimeHeight;
+
+    if (arguments.length == 3) {
+      dx = arguments[1];
+      dy = arguments[2];
+      sx = sy = 0;
+      sw = dw = w;
+      sh = dh = h;
+    } else if (arguments.length == 5) {
+      dx = arguments[1];
+      dy = arguments[2];
+      dw = arguments[3];
+      dh = arguments[4];
+      sx = sy = 0;
+      sw = w;
+      sh = h;
+    } else if (arguments.length == 9) {
+      sx = arguments[1];
+      sy = arguments[2];
+      sw = arguments[3];
+      sh = arguments[4];
+      dx = arguments[5];
+      dy = arguments[6];
+      dw = arguments[7];
+      dh = arguments[8];
+    } else {
+      throw Error('Invalid number of arguments');
+    }
+
+    var d = this.getCoords_(dx, dy);
+
+    var w2 = sw / 2;
+    var h2 = sh / 2;
+
+    var vmlStr = [];
+
+    var W = 10;
+    var H = 10;
+
+    // For some reason that I've now forgotten, using divs didn't work
+    vmlStr.push(' <g_vml_:group',
+                ' coordsize="', Z * W, ',', Z * H, '"',
+                ' coordorigin="0,0"' ,
+                ' style="width:', W, 'px;height:', H, 'px;position:absolute;');
+
+    // If filters are necessary (rotation exists), create them
+    // filters are bog-slow, so only create them if abbsolutely necessary
+    // The following check doesn't account for skews (which don't exist
+    // in the canvas spec (yet) anyway.
+
+    if (this.m_[0][0] != 1 || this.m_[0][1] ||
+        this.m_[1][1] != 1 || this.m_[1][0]) {
+      var filter = [];
+
+      // Note the 12/21 reversal
+      filter.push('M11=', this.m_[0][0], ',',
+                  'M12=', this.m_[1][0], ',',
+                  'M21=', this.m_[0][1], ',',
+                  'M22=', this.m_[1][1], ',',
+                  'Dx=', mr(d.x / Z), ',',
+                  'Dy=', mr(d.y / Z), '');
+
+      // Bounding box calculation (need to minimize displayed area so that
+      // filters don't waste time on unused pixels.
+      var max = d;
+      var c2 = this.getCoords_(dx + dw, dy);
+      var c3 = this.getCoords_(dx, dy + dh);
+      var c4 = this.getCoords_(dx + dw, dy + dh);
+
+      max.x = m.max(max.x, c2.x, c3.x, c4.x);
+      max.y = m.max(max.y, c2.y, c3.y, c4.y);
+
+      vmlStr.push('padding:0 ', mr(max.x / Z), 'px ', mr(max.y / Z),
+                  'px 0;filter:progid:DXImageTransform.Microsoft.Matrix(',
+                  filter.join(''), ", sizingmethod='clip');");
+
+    } else {
+      vmlStr.push('top:', mr(d.y / Z), 'px;left:', mr(d.x / Z), 'px;');
+    }
+
+    vmlStr.push(' ">' ,
+                '<g_vml_:image src="', image.src, '"',
+                ' style="width:', Z * dw, 'px;',
+                ' height:', Z * dh, 'px"',
+                ' cropleft="', sx / w, '"',
+                ' croptop="', sy / h, '"',
+                ' cropright="', (w - sx - sw) / w, '"',
+                ' cropbottom="', (h - sy - sh) / h, '"',
+                ' />',
+                '</g_vml_:group>');
+
+    this.element_.insertAdjacentHTML('BeforeEnd', vmlStr.join(''));
+  };
+
+  contextPrototype.stroke = function(aFill) {
+    var W = 10;
+    var H = 10;
+    // Divide the shape into chunks if it's too long because IE has a limit
+    // somewhere for how long a VML shape can be. This simple division does
+    // not work with fills, only strokes, unfortunately.
+    var chunkSize = 5000;
+
+    var min = {x: null, y: null};
+    var max = {x: null, y: null};
+
+    for (var j = 0; j < this.currentPath_.length; j += chunkSize) {
+      var lineStr = [];
+      var lineOpen = false;
+
+      lineStr.push('<g_vml_:shape',
+                   ' filled="', !!aFill, '"',
+                   ' style="position:absolute;width:', W, 'px;height:', H, 'px;"',
+                   ' coordorigin="0,0"',
+                   ' coordsize="', Z * W, ',', Z * H, '"',
+                   ' stroked="', !aFill, '"',
+                   ' path="');
+
+      var newSeq = false;
+
+      for (var i = j; i < Math.min(j + chunkSize, this.currentPath_.length); i++) {
+        if (i % chunkSize == 0 && i > 0) { // move into position for next chunk
+          lineStr.push(' m ', mr(this.currentPath_[i-1].x), ',', mr(this.currentPath_[i-1].y));
+        }
+
+        var p = this.currentPath_[i];
+        var c;
+
+        switch (p.type) {
+          case 'moveTo':
+            c = p;
+            lineStr.push(' m ', mr(p.x), ',', mr(p.y));
+            break;
+          case 'lineTo':
+            lineStr.push(' l ', mr(p.x), ',', mr(p.y));
+            break;
+          case 'close':
+            lineStr.push(' x ');
+            p = null;
+            break;
+          case 'bezierCurveTo':
+            lineStr.push(' c ',
+                         mr(p.cp1x), ',', mr(p.cp1y), ',',
+                         mr(p.cp2x), ',', mr(p.cp2y), ',',
+                         mr(p.x), ',', mr(p.y));
+            break;
+          case 'at':
+          case 'wa':
+            lineStr.push(' ', p.type, ' ',
+                         mr(p.x - this.arcScaleX_ * p.radius), ',',
+                         mr(p.y - this.arcScaleY_ * p.radius), ' ',
+                         mr(p.x + this.arcScaleX_ * p.radius), ',',
+                         mr(p.y + this.arcScaleY_ * p.radius), ' ',
+                         mr(p.xStart), ',', mr(p.yStart), ' ',
+                         mr(p.xEnd), ',', mr(p.yEnd));
+            break;
+        }
+  
+  
+        // TODO: Following is broken for curves due to
+        //       move to proper paths.
+  
+        // Figure out dimensions so we can do gradient fills
+        // properly
+        if (p) {
+          if (min.x == null || p.x < min.x) {
+            min.x = p.x;
+          }
+          if (max.x == null || p.x > max.x) {
+            max.x = p.x;
+          }
+          if (min.y == null || p.y < min.y) {
+            min.y = p.y;
+          }
+          if (max.y == null || p.y > max.y) {
+            max.y = p.y;
+          }
+        }
+      }
+      lineStr.push(' ">');
+  
+      if (!aFill) {
+        appendStroke(this, lineStr);
+      } else {
+        appendFill(this, lineStr, min, max);
+      }
+  
+      lineStr.push('</g_vml_:shape>');
+  
+      this.element_.insertAdjacentHTML('beforeEnd', lineStr.join(''));
+    }
+  };
+
+  function appendStroke(ctx, lineStr) {
+    var a = processStyle(ctx.strokeStyle);
+    var color = a.color;
+    var opacity = a.alpha * ctx.globalAlpha;
+    var lineWidth = ctx.lineScale_ * ctx.lineWidth;
+
+    // VML cannot correctly render a line if the width is less than 1px.
+    // In that case, we dilute the color to make the line look thinner.
+    if (lineWidth < 1) {
+      opacity *= lineWidth;
+    }
+
+    lineStr.push(
+      '<g_vml_:stroke',
+      ' opacity="', opacity, '"',
+      ' joinstyle="', ctx.lineJoin, '"',
+      ' miterlimit="', ctx.miterLimit, '"',
+      ' endcap="', processLineCap(ctx.lineCap), '"',
+      ' weight="', lineWidth, 'px"',
+      ' color="', color, '" />'
+    );
+  }
+
+  function appendFill(ctx, lineStr, min, max) {
+    var fillStyle = ctx.fillStyle;
+    var arcScaleX = ctx.arcScaleX_;
+    var arcScaleY = ctx.arcScaleY_;
+    var width = max.x - min.x;
+    var height = max.y - min.y;
+    if (fillStyle instanceof CanvasGradient_) {
+      // TODO: Gradients transformed with the transformation matrix.
+      var angle = 0;
+      var focus = {x: 0, y: 0};
+
+      // additional offset
+      var shift = 0;
+      // scale factor for offset
+      var expansion = 1;
+
+      if (fillStyle.type_ == 'gradient') {
+        var x0 = fillStyle.x0_ / arcScaleX;
+        var y0 = fillStyle.y0_ / arcScaleY;
+        var x1 = fillStyle.x1_ / arcScaleX;
+        var y1 = fillStyle.y1_ / arcScaleY;
+        var p0 = ctx.getCoords_(x0, y0);
+        var p1 = ctx.getCoords_(x1, y1);
+        var dx = p1.x - p0.x;
+        var dy = p1.y - p0.y;
+        angle = Math.atan2(dx, dy) * 180 / Math.PI;
+
+        // The angle should be a non-negative number.
+        if (angle < 0) {
+          angle += 360;
+        }
+
+        // Very small angles produce an unexpected result because they are
+        // converted to a scientific notation string.
+        if (angle < 1e-6) {
+          angle = 0;
+        }
+      } else {
+        var p0 = ctx.getCoords_(fillStyle.x0_, fillStyle.y0_);
+        focus = {
+          x: (p0.x - min.x) / width,
+          y: (p0.y - min.y) / height
+        };
+
+        width  /= arcScaleX * Z;
+        height /= arcScaleY * Z;
+        var dimension = m.max(width, height);
+        shift = 2 * fillStyle.r0_ / dimension;
+        expansion = 2 * fillStyle.r1_ / dimension - shift;
+      }
+
+      // We need to sort the color stops in ascending order by offset,
+      // otherwise IE won't interpret it correctly.
+      var stops = fillStyle.colors_;
+      stops.sort(function(cs1, cs2) {
+        return cs1.offset - cs2.offset;
+      });
+
+      var length = stops.length;
+      var color1 = stops[0].color;
+      var color2 = stops[length - 1].color;
+      var opacity1 = stops[0].alpha * ctx.globalAlpha;
+      var opacity2 = stops[length - 1].alpha * ctx.globalAlpha;
+
+      var colors = [];
+      for (var i = 0; i < length; i++) {
+        var stop = stops[i];
+        colors.push(stop.offset * expansion + shift + ' ' + stop.color);
+      }
+
+      // When colors attribute is used, the meanings of opacity and o:opacity2
+      // are reversed.
+      lineStr.push('<g_vml_:fill type="', fillStyle.type_, '"',
+                   ' method="none" focus="100%"',
+                   ' color="', color1, '"',
+                   ' color2="', color2, '"',
+                   ' colors="', colors.join(','), '"',
+                   ' opacity="', opacity2, '"',
+                   ' g_o_:opacity2="', opacity1, '"',
+                   ' angle="', angle, '"',
+                   ' focusposition="', focus.x, ',', focus.y, '" />');
+    } else if (fillStyle instanceof CanvasPattern_) {
+      if (width && height) {
+        var deltaLeft = -min.x;
+        var deltaTop = -min.y;
+        lineStr.push('<g_vml_:fill',
+                     ' position="',
+                     deltaLeft / width * arcScaleX * arcScaleX, ',',
+                     deltaTop / height * arcScaleY * arcScaleY, '"',
+                     ' type="tile"',
+                     // TODO: Figure out the correct size to fit the scale.
+                     //' size="', w, 'px ', h, 'px"',
+                     ' src="', fillStyle.src_, '" />');
+       }
+    } else {
+      var a = processStyle(ctx.fillStyle);
+      var color = a.color;
+      var opacity = a.alpha * ctx.globalAlpha;
+      lineStr.push('<g_vml_:fill color="', color, '" opacity="', opacity,
+                   '" />');
+    }
+  }
+
+  contextPrototype.fill = function() {
+    this.stroke(true);
+  };
+
+  contextPrototype.closePath = function() {
+    this.currentPath_.push({type: 'close'});
+  };
+
+  /**
+   * @private
+   */
+  contextPrototype.getCoords_ = function(aX, aY) {
+    var m = this.m_;
+    return {
+      x: Z * (aX * m[0][0] + aY * m[1][0] + m[2][0]) - Z2,
+      y: Z * (aX * m[0][1] + aY * m[1][1] + m[2][1]) - Z2
+    };
+  };
+
+  contextPrototype.save = function() {
+    var o = {};
+    copyState(this, o);
+    this.aStack_.push(o);
+    this.mStack_.push(this.m_);
+    this.m_ = matrixMultiply(createMatrixIdentity(), this.m_);
+  };
+
+  contextPrototype.restore = function() {
+    if (this.aStack_.length) {
+      copyState(this.aStack_.pop(), this);
+      this.m_ = this.mStack_.pop();
+    }
+  };
+
+  function matrixIsFinite(m) {
+    return isFinite(m[0][0]) && isFinite(m[0][1]) &&
+        isFinite(m[1][0]) && isFinite(m[1][1]) &&
+        isFinite(m[2][0]) && isFinite(m[2][1]);
+  }
+
+  function setM(ctx, m, updateLineScale) {
+    if (!matrixIsFinite(m)) {
+      return;
+    }
+    ctx.m_ = m;
+
+    if (updateLineScale) {
+      // Get the line scale.
+      // Determinant of this.m_ means how much the area is enlarged by the
+      // transformation. So its square root can be used as a scale factor
+      // for width.
+      var det = m[0][0] * m[1][1] - m[0][1] * m[1][0];
+      ctx.lineScale_ = sqrt(abs(det));
+    }
+  }
+
+  contextPrototype.translate = function(aX, aY) {
+    var m1 = [
+      [1,  0,  0],
+      [0,  1,  0],
+      [aX, aY, 1]
+    ];
+
+    setM(this, matrixMultiply(m1, this.m_), false);
+  };
+
+  contextPrototype.rotate = function(aRot) {
+    var c = mc(aRot);
+    var s = ms(aRot);
+
+    var m1 = [
+      [c,  s, 0],
+      [-s, c, 0],
+      [0,  0, 1]
+    ];
+
+    setM(this, matrixMultiply(m1, this.m_), false);
+  };
+
+  contextPrototype.scale = function(aX, aY) {
+    this.arcScaleX_ *= aX;
+    this.arcScaleY_ *= aY;
+    var m1 = [
+      [aX, 0,  0],
+      [0,  aY, 0],
+      [0,  0,  1]
+    ];
+
+    setM(this, matrixMultiply(m1, this.m_), true);
+  };
+
+  contextPrototype.transform = function(m11, m12, m21, m22, dx, dy) {
+    var m1 = [
+      [m11, m12, 0],
+      [m21, m22, 0],
+      [dx,  dy,  1]
+    ];
+
+    setM(this, matrixMultiply(m1, this.m_), true);
+  };
+
+  contextPrototype.setTransform = function(m11, m12, m21, m22, dx, dy) {
+    var m = [
+      [m11, m12, 0],
+      [m21, m22, 0],
+      [dx,  dy,  1]
+    ];
+
+    setM(this, m, true);
+  };
+
+  /**
+   * The text drawing function.
+   * The maxWidth argument isn't taken in account, since no browser supports
+   * it yet.
+   */
+  contextPrototype.drawText_ = function(text, x, y, maxWidth, stroke) {
+    var m = this.m_,
+        delta = 1000,
+        left = 0,
+        right = delta,
+        offset = {x: 0, y: 0},
+        lineStr = [];
+
+    var fontStyle = getComputedStyle(processFontStyle(this.font),
+                                     this.element_);
+
+    var fontStyleString = buildStyle(fontStyle);
+
+    var elementStyle = this.element_.currentStyle;
+    var textAlign = this.textAlign.toLowerCase();
+    switch (textAlign) {
+      case 'left':
+      case 'center':
+      case 'right':
+        break;
+      case 'end':
+        textAlign = elementStyle.direction == 'ltr' ? 'right' : 'left';
+        break;
+      case 'start':
+        textAlign = elementStyle.direction == 'rtl' ? 'right' : 'left';
+        break;
+      default:
+        textAlign = 'left';
+    }
+
+    // 1.75 is an arbitrary number, as there is no info about the text baseline
+    switch (this.textBaseline) {
+      case 'hanging':
+      case 'top':
+        offset.y = fontStyle.size / 1.75;
+        break;
+      case 'middle':
+        break;
+      default:
+      case null:
+      case 'alphabetic':
+      case 'ideographic':
+      case 'bottom':
+        offset.y = -fontStyle.size / 2.25;
+        break;
+    }
+
+    switch(textAlign) {
+      case 'right':
+        left = delta;
+        right = 0.05;
+        break;
+      case 'center':
+        left = right = delta / 2;
+        break;
+    }
+
+    var d = this.getCoords_(x + offset.x, y + offset.y);
+
+    lineStr.push('<g_vml_:line from="', -left ,' 0" to="', right ,' 0.05" ',
+                 ' coordsize="100 100" coordorigin="0 0"',
+                 ' filled="', !stroke, '" stroked="', !!stroke,
+                 '" style="position:absolute;width:1px;height:1px;">');
+
+    if (stroke) {
+      appendStroke(this, lineStr);
+    } else {
+      // TODO: Fix the min and max params.
+      appendFill(this, lineStr, {x: -left, y: 0},
+                 {x: right, y: fontStyle.size});
+    }
+
+    var skewM = m[0][0].toFixed(3) + ',' + m[1][0].toFixed(3) + ',' +
+                m[0][1].toFixed(3) + ',' + m[1][1].toFixed(3) + ',0,0';
+
+    var skewOffset = mr(d.x / Z) + ',' + mr(d.y / Z);
+
+    lineStr.push('<g_vml_:skew on="t" matrix="', skewM ,'" ',
+                 ' offset="', skewOffset, '" origin="', left ,' 0" />',
+                 '<g_vml_:path textpathok="true" />',
+                 '<g_vml_:textpath on="true" string="',
+                 encodeHtmlAttribute(text),
+                 '" style="v-text-align:', textAlign,
+                 ';font:', encodeHtmlAttribute(fontStyleString),
+                 '" /></g_vml_:line>');
+
+    this.element_.insertAdjacentHTML('beforeEnd', lineStr.join(''));
+  };
+
+  contextPrototype.fillText = function(text, x, y, maxWidth) {
+    this.drawText_(text, x, y, maxWidth, false);
+  };
+
+  contextPrototype.strokeText = function(text, x, y, maxWidth) {
+    this.drawText_(text, x, y, maxWidth, true);
+  };
+
+  contextPrototype.measureText = function(text) {
+    if (!this.textMeasureEl_) {
+      var s = '<span style="position:absolute;' +
+          'top:-20000px;left:0;padding:0;margin:0;border:none;' +
+          'white-space:pre;"></span>';
+      this.element_.insertAdjacentHTML('beforeEnd', s);
+      this.textMeasureEl_ = this.element_.lastChild;
+    }
+    var doc = this.element_.ownerDocument;
+    this.textMeasureEl_.innerHTML = '';
+    this.textMeasureEl_.style.font = this.font;
+    // Don't use innerHTML or innerText because they allow markup/whitespace.
+    this.textMeasureEl_.appendChild(doc.createTextNode(text));
+    return {width: this.textMeasureEl_.offsetWidth};
+  };
+
+  /******** STUBS ********/
+  contextPrototype.clip = function() {
+    // TODO: Implement
+  };
+
+  contextPrototype.arcTo = function() {
+    // TODO: Implement
+  };
+
+  contextPrototype.createPattern = function(image, repetition) {
+    return new CanvasPattern_(image, repetition);
+  };
+
+  // Gradient / Pattern Stubs
+  function CanvasGradient_(aType) {
+    this.type_ = aType;
+    this.x0_ = 0;
+    this.y0_ = 0;
+    this.r0_ = 0;
+    this.x1_ = 0;
+    this.y1_ = 0;
+    this.r1_ = 0;
+    this.colors_ = [];
+  }
+
+  CanvasGradient_.prototype.addColorStop = function(aOffset, aColor) {
+    aColor = processStyle(aColor);
+    this.colors_.push({offset: aOffset,
+                       color: aColor.color,
+                       alpha: aColor.alpha});
+  };
+
+  function CanvasPattern_(image, repetition) {
+    assertImageIsValid(image);
+    switch (repetition) {
+      case 'repeat':
+      case null:
+      case '':
+        this.repetition_ = 'repeat';
+        break
+      case 'repeat-x':
+      case 'repeat-y':
+      case 'no-repeat':
+        this.repetition_