how to fix this ???

[DoctorJones]

Warning: mssql_pconnect() [function.mssql-pconnect]: Unable to connect to server: MegaMind-PC\SQLEXPRESS in C:\xampp\htdocs\config\config.php on line 5

[MentaL]

[heterojeneo]

Warning: mssql_pconnect() [function.mssql-pconnect]: Unable to connect to server: MegaMind-PC\SQLEXPRESS in C:\xampp\htdocs\config\config.php on line 5

Edit your php.ini in

C:/Xamp/php/php.ini

Search Extension

;extension=php_mssql.dll And Quit semicolon ;

extension=php_mssql.dll being so Save Changes and Restart Xamp.