<html>
	<head>
		<title>Название</title>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
        <link rel="stylesheet" href="style/style.css" type="text/css">
	</head>
	<body>
    <canvas weight="500" height="250" id='slaider'>
        <script type="text/javascript">
            var sd,wright,img,image,ImgNum,ImgNow;
            ImgNum=5;
            ImgNow=0;
            var sd = document.getElementById('slaider');
            if (sd.getContext){
                var wright = sd.getContext('2d');
                var img = new Array(1);
                var image = new Image();
                for (var i=0;i<ImgNum;i++){
                    image.src='img/img'+(i+1).toString()+'.png';
                    img.push(image);
                }
            }
            img[1].onload = function(){
            sd.drawImage(img[1],0,0);
            }
        </script>
    </canvas>
	</body>
</html>
ошибка в sd.drawImage(img[1],0,0); (38 строка)