- $user = $_COOKIE [sprintf ("%suser", DBPREFIX)];
- $pwd = $_COOKIE [sprintf ("%sauth", DBPREFIX)];
+ $userkey = sprintf ("%suser", DBPREFIX);
+ $user = (isset($_COOKIE [$userkey]))? $_COOKIE[$userkey]: "";
+ $pwdkey = sprintf ("%sauth", DBPREFIX);
+ $pwd = (isset($_COOKIE [$pwdkey]))? $_COOKIE[$pwdkey]: "";