Omni Sever 4.01 with php

I have the Omni Sever 4.01 with php but having problems getting it to work with MYSQL Omni is loaded here c:\httpd php is here c:\httpd\php PHP and Omni work fine together.. but when I load a php file that needs mysql I get errors. Fatal error: Call to undefined function: mysql_pconnect() in ./db_mysql_class.inc on line 43 In my php.ini I have added these extensions extension_dir=C:\httpd\php\php_mysql.dll ; directory in which the loadable extensions (modules)reside extension=C:\httpd\php\php_mysql.dll and ;Windows Extensions extension=php_mysql.dll ;extension=php_nsmail.dll ;extension=php_calendar.dll ;extension=php_dbase.dll ;extension=php_filepro.dll ;extension=php_gd.dll ;extension=php_dbm.dll ;extension=php_mssql.dll ;extension=php_zlib.dll ;extension=php_filepro.dll ;extension=php_imap4r2.dll ;extension=php_ldap.dll ;extension=php_crypt.dll ;extension=php_msql2.dll ;extension=php_odbc.dll anyone know what I am missing? I have also copied these two files...(libmySQL.dll)and (php_mysql.dll) from my C:\httpd\php\ dir to c:\windows\syystem dir