<?php
$classes = array("Calculus I" => array("Instructor" => "Weldon",
				       "Credits" => 3,
				       "Difficulty" => "Hard"
				      ),
		 "Communications" => array("Instructor" => "Quin",
				       "Credits" => 3,
				       "Difficulty" => "Easy"
				      ),
		 "DB App Programming" => array("Instructor" => "Nugent",
						       "Credits" => 3,
						       "Difficulty" => "Medium"
					      ),
		 "Basketball" => array("Instructor" => "Schafer",
				       "Credits" => 1,
				       "Difficulty" => "Easy"
 				      ),
		 "Biology" => array("Instructor" => "Atkins",
				       "Credits" => 4,
				       "Difficulty" => "Hard"
				   )
		);
?>