<?php
if($_GET['verify']!=$_SESSION['string']){ 
echo "<img src=error.gif>";
echo "SECURITY CODE ERROR... "; exit();
}
echo '<form action="" method="post">';
 require_once('reclib.php');  

?>
yada

<?php
if($_GET['verify']!=$_SESSION['string']){ 
echo "<img src=error.gif>";
echo "SECURITY CODE ERROR... "; exit();
}
?>
<form action="" method="post">
<?
require_once('reclib.php');  
?>