Probleme de referencement apres MAJ en PHP

<?php
	echo'
		<html>
			<head>
				<title>monsite - Le site officiel - www.monsite.net</title>
				<meta content="text/html; charset=ISO-8859-1" http-equiv="content-type">
				<meta name="description" content="monsite">
				<META NAME="Keywords" CONTENT="monsite">
				<META NAME="Identifier-URL" CONTENT="monsite.net">
				<META NAME="Category" CONTENT="monsite">
				<META NAME="Copyright" CONTENT="monsite">
				<META HTTP-EQUIV="pragma" CONTENT="no-cache">
				<META NAME="Robots" CONTENT="none">
				
				<link rel="shortcut icon"  href="images/favicon.png" />
				
		';
	
	if ( strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE' ) !== FALSE ) 
	
		{ 
			echo '<link rel="stylesheet" type="text/css" href="scripts/css/styleie.css"/>'; 
		}
			else 
		{ 
			echo '<link rel="stylesheet" type="text/css" href="scripts/css/style.css"/>'; 
		}
		
	echo'
	
			</head>

			<body link="#ffffff" vlink="#ffffff" alink="#ffffff">
			
				<div id="logo">
	
				</div>
				
				<div id="contact">
				
					<a href="mailto:booking@monsite.net"><img src="images/mail.png"></a> 
					<br>
					<a>booking@monsite.net</a>
	
				</div>
					
				<div id="copyright">
		
					<A>
						Copyright © monsite 
		';
	
	
	echo date("Y");
	
	echo'					
				
					</a>
					
				</div>

	
			</body>
		
		</html>
	
		';
?>