PHP Decode

<?php 
$query=@mysql_connect("localhost","root",""); 
        mysql_select_db("wordpress",$query); 
		$start=0; 
        $limit=3; 
		echo$_GET['id']; 
	if(isset($_GET['id'])) 
		{ 
		$id=$_GET['id']; 
		$start=($id-1)*$limit; 
		} 
	$query=mysql_query("select * from  employees LIMIT $start, $limit"); 
	$num_rows = mysql_num_rows($query); 
    echo "<ul>"; 
	 echo "<h2>Users Record</h2>"; 
    while($query2=mysql_fetch_array($query)){ 
		echo  "<li>".$query2['name']."</li>"; 
	} 
	echo "</ul>"; 
    $result=mysql_query("select * from employees"); 
    $rows=mysql_num_rows($result); 
    $total=ceil($rows/$limit);	 
	if($id>1) 
		{ 
		echo "<a href='?id=".($id-1)."' class='button'>PREVIOUS</a>"; 
		} 
	if($id!=$total) 
		{ 
		echo "<a href='?id=".($id+1)."' class='button'>NEXT</a>"; 
		} 
 
	 echo "<ul class='page'>"; 
	 for($i=1;$i<=$total;$i++) 
		{ 
	 if($i==$id) { echo "<li class='current'>".$i."</li>"; } 
 
	 else { echo "<li><a href='?id=".$i."'>".$i."</a></li>"; } 
		} 
        echo "</ul>"; 
     ?>