array( "1" => "San Francisco", "2" => "Santa Cruz", "3" => "San Jose" ), "6" => array( "1" => "Los Angeles", "2" => "San Diego" ), ); if ($myArray[$_REQUEST["param"]]) { echo << Select HTML; foreach ($myArray[$_REQUEST["param"]] as $key => $value) { echo <<{$value} HTML; } echo << HTML; } else { echo "No records for this choice"; } ?>