Alice in wonderland jQuery project

Hey look that link right there  it’s an animated header! Woah it’s JQUERY! Let’s look at code!

/*<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Strict//EN”
“http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd”>
<html>
<head>
<meta http-equiv=”Content-type” content=”text/html; charset=utf-8” />
<title>Animated Header</title>
<style type=”text/css” media=”screen”>

body{
background-color: #000;
}

/* Center the website */
#wrapper{
width:900px;
margin:0 auto;
}

/* Give the header a height and a background image */
#header{
height:900px;
background: #000 url(background1.jpg) repeat-y scroll left top;
text-align:center;
}

/* Create a Shadow Overlay */
#header div{
width:920px;
height:900px;
background: transparent url(overlay1.png) no-repeat scroll left top;
}

/* Vertically position header text and style it*/
#header h1{
padding-top:125px;

}

/* Give basic styles to the body and the navigation */

</style>
<!—[if lte IE 6]>
<style type=”text/css” media=”screen”>
#header div{
background-image: none;
filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src=’overlay.png’, sizingMethod=’scale’);
}
</style>
<![endif]—>
</head>
<body>
<div id=”wrapper”>
<div id=”header”>

<!— Div is for Shadow Overlay—>
<div>
<!— words words?—><h1></h1>
</div>
</div>

</div>
</body>

<!— Import jQuery—>
<script src=”http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js” type=”text/javascript” charset=”utf-8”></script>

<script type=”text/javascript” charset=”utf-8”>

var scrollSpeed = 20;         // Speed in milliseconds
var step = 5;                 // How many pixels to move per step
var current = 0;            // The current pixel row
var imageHeight = 4300;        // Background image height
var headerHeight = 900;        // How tall the header is.

//The pixel row where to start a new loop
var restartPosition = -(imageHeight – headerHeight);

function scrollBg(){

//Go to next pixel row.
current -= step;

//If at the end of the image, then go to the top.
if (current == restartPosition){
current = 0;
}

//Set the CSS of the header.
$(‘#header’).css(“background-position”,”0 “+current+”px”);

}

//Calls the scrolling function repeatedly
var init = setInterval(“scrollBg()”, scrollSpeed);

</script>

</html>*/