function &getArrays($field, $usr = null, $db = null) { static $assoc_ar; ob_start(); if ($db === null) { global $JLMS_DB; $db =& $JLMS_DB; } if ($usr === null) { global $my; $usr = $my->id; } if (!is_object($assoc_ar[$field])) { $assoc_ar[$field] = JLMSCBJoin::_createArrays($field, $usr, $db); } ob_end_clean(); return $assoc_ar[$field]; }