幼儿园家访心得体会:请各位高手帮帮忙，我在调试PHP时出现了以下错误。急求解决办法

Warning: mysql_connect() [function.mysql-connect]: Host 'localhost' is not allowed to connect to this MySQL server in F:\周传平\web\functions.php on line 12

Warning: mysql_select_db() [function.mysql-select-db]: Host 'localhost' is not allowed to connect to this MySQL server in F:\周传平\web\functions.php on line 13

Warning: mysql_select_db() [function.mysql-select-db]: A link to the server could not be established in F:\周传平\web\functions.php on line 13

Warning: mysql_query(): supplied argument is not a valid MySQL-Link resource in F:\周传平\web\functions.php on line 18

Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resource in F:\周传平\web\functions.php on line 20

Warning: mysql_query(): supplied argument is not a valid MySQL-Link resource in F:\周传平\web\functions.php on line 18

Warning: mysql_num_rows(): supplied argument is not a valid MySQL result resource in F:\周传平\web\functions.php on line 28

Warning: mysql_query(): supplied argument is not a valid MySQL-Link resource in F:\周传平\web\functions.php on line 18

Warning: mysql_query(): supplied argument is not a valid MySQL-Link resource in F:\周传平\web\functions.php on line 18

Warning: mysql_query(): supplied argument is not a valid MySQL-Link resource in F:\周传平\web\functions.php on line 18

Warning: mysql_query(): supplied argument is not a valid MySQL-Link resource in F:\周传平\web\functions.php on line 18

Warning: mysql_query(): supplied argument is not a valid MySQL-Link resource in F:\周传平\web\functions.php on line 18

Warning: Cannot modify header information - headers already sent by (output started at F:\周传平\web\functions.php:12) in F:\周传平\web\index.php on line 51
我知道可能是权限不够，把权限设高即可。可是我是刚开始学php，mysql也不是很懂 ，如何才能把权限设高