Here's the list : <?php function salestax($price,$tax) { function convert_pound($dollars, $conversion=1.6) { return $dollars * $conversion; } $total = $price + ($price * $tax); echo "Total cost in dollars: $total. Cost in British pounds: " .convert_pound($total); } echo convert_pound(15); ?> I get the following error : *Fatal error*: Call to undefined function convert_pound() in ...*Untitled-1.php* on line *18 *line 18 is this one : echo convert_pound(15); -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php