MySQL Database Connection Error ?

i have a simple guest book script from a book by jay greenspan i think , when i run seems oikay i fill in the form and click submit, after submitting iam getting this error ? PHP Warning: Failed opening 'dbconnect.php' for inclusion (include_path='c:\php\includes') in c:\Inetpub\wwwroot\php\create_entry.php on line 5 PHP Notice: Undefined variable: submit in c:\Inetpub\wwwroot\php\create_entry.php on line 6 i had a look at the 'Include_path' in the php.ini file but it seemed oikay. i have Win98 runing PWS i checked it with the <? phpinfo() ?> script and it works. here is the Exact Contense for the dbconnection.php file mysql_connect("localhost","richie","richie")or die ("Could not connect to database"); mysql_select_db("guestbook")or die ("Could not select database"); 'richie' is both my password and user, im a newbie to all this PHP stuff so if someone could please Explain to me how to get PHP to work with MySQL id be very grateful.