Warning: mysql_connect() [function.mysql-connect]: Can't connect to MySQL server on 'localhost' (10055) in D:\WebServer\xampp\htdocs\coid\conf\dbconf.php on line 10

Warning: mysql_select_db(): supplied argument is not a valid MySQL-Link resource in D:\WebServer\xampp\htdocs\coid\conf\dbconf.php on line 11
mysql error