Why would this not work? I'm using swf object 2.2
http://code.google.com/p/swfobject/downloads/list

Code:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
	<head>
		<title></title>
		<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
        <script type="text/javascript" src="swfobject.js" ></script>

        <style type="text/css">
		body {
			background-color: #000000;
			font: .8em/1.3em verdana,arial,helvetica,sans-serif;
			margin: 0; padding: 0;
			height: 100%;
		}
		
		#noflashcontent {
			position:absolute;
			top:50%;
			left:50%;
			margin-left:-300px;
			margin-top:-100px;
			width:610px;
			height:200px;
		}

		#website {
			position:absolute;
			top:0px;
			left:0px;
			width: 100%;
			height: 100%;
		}
		</style>
	</head>
<body>
		<div id="website">
			<div id="noflashcontent">
				<img src="noflash.jpg" width="610" height="200" border="0"/>
			</div>
		</div>
				
		<script type="text/javascript">

		var vars = { pluginURL : xml/Main.xml };
		var params = { scale:'noScale', salign:'lt' };
		var attributes = { id:'website', name:'website' }; 

		swfobject.embedSWF("temp.swf", "website", "100%", "100%", "10.0.0", "/swf/expressinstall.swf", vars, params, attributes );

		</script>
	</body>
</html>