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<?PHP
// Generation of SESSION ID (cookie based)
 // Cookie will last for 3 hours, enough for any simple purchase
 // This is just an example of how it can be done
 
 if (!$sessionID)
 {
 $sessionID = uniqid("") ;
 $expires = time() + 3*3600 ;
 setcookie("sessionID",$sessionID,$expires) ;
 }
 ?>
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