刚刚学php，配置php+mysql+iis,<? phpinfo() ?> 都可以用，但是我刚刚从网上载了一个论坛，运行时出现在以下错误

Notice: Undefined variable: REQUEST_URI in C:\Documents and Settings\Administrator.WHH\桌面\php\phpbbs\HTMChina.com\wdb\global.php on line 25

Notice: Undefined index: lastpath in C:\Documents and Settings\Administrator.WHH\桌面\php\phpbbs\HTMChina.com\wdb\global.php on line 25

Notice: Undefined index: lastvisit_fr in C:\Documents and Settings\Administrator.WHH\桌面\php\phpbbs\HTMChina.com\wdb\global.php on line 25

Notice: Undefined variable: REQUEST_URI in C:\Documents and Settings\Administrator.WHH\桌面\php\phpbbs\HTMChina.com\wdb\global.php on line 28

Warning: Cannot modify header information - headers already sent by (output started at C:\Documents and Settings\Administrator.WHH\桌面\php\phpbbs\HTMChina.com\wdb\global.php:25) in C:\Documents and Settings\Administrator.WHH\桌面\php\phpbbs\HTMChina.com\wdb\global.php on line 28

Warning: Cannot modify header information - headers already sent by (output started at C:\Documents and Settings\Administrator.WHH\桌面\php\phpbbs\HTMChina.com\wdb\global.php:25) in C:\Documents and Settings\Administrator.WHH\桌面\php\phpbbs\HTMChina.com\wdb\global.php on line 29