Error access camera from html5

I did follow the code given, and has enabled getmedia @ chrome://flags, but still got an error.
anybody can help? (i am a newbie here).

<!DOCTYPE html>
<html>
<head>
<script>
var video = document.querySelector("#videoElement");

navigator.getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia || navigator.oGetUserMedia;

if (navigator.getUserMedia) {
navigator.getUserMedia({video: true}, handleVideo, videoError);
}

function handleVideo(stream) {
video.src = window.URL.createObjectURL(stream);
}

function videoError(e) {
// do something
alert(“error”);
}
</script>

<meta charset=“utf-8”>
<meta content=“stuff, to, help, search, engines, not” name=“keywords”>
<meta content=“What this page is about.” name=“description”>
<meta content=“Display Webcam Stream” name=“title”>
<title>Display Webcam Stream</title>

<style>
#container {
margin: 0px auto;
width: 500px;
height: 375px;
border: 10px #333 solid;
}
#videoElement {
width: 500px;
height: 375px;
background-color: #666;
}
</style>
</head>

<body>
<div id=“container”>
<video autoplay=“true” id=“videoElement”>

&lt;/video&gt;

</div>

</body>
</html>