OS: Ubuntu 10.04 etc/suphp/suphp.conf:

        [global]
    ;Path to logfile
    logfile=/var/log/suphp/suphp.log

    ;Loglevel
    loglevel=info

    ;User Apache is running as
    webserver_user=www-data

    ;Path all scripts have to be in
    docroot=/home

    ;Path to chroot() to before executing script
    ;chroot=/mychroot

    ; Security options
    allow_file_group_writeable=false
    allow_file_others_writeable=false
    allow_directory_group_writeable=false
    allow_directory_others_writeable=false

    ;Check wheter script is within DOCUMENT_ROOT
    check_vhost_docroot=true

    ;Send minor error messages to browser
    errors_to_browser=false

    ;PATH environment variable
    env_path=/bin:/usr/bin

    ;Umask to set, specify in octal notation
    umask=0077

; Minimum UID
min_uid=100


; Minimum GID
min_gid=100


[handlers]
;Handler for php-scripts
application/x-httpd-suphp="php:/usr/bin/php-cgi"

;Handler for CGI-scripts
x-suphp-cgi="execute:!self"

some vhost in sites-enabled:

NameVirtualHost *:8080

<VirtualHost *:8080>
ServerAdmin ...
ServerName ...
ServerAlias ...
AddType application/x-httpd-php .php
AddHandler application/x-httpd-php .php
suPHP_Engine on
suPHP_UserGroup user  user
suPHP_ConfigPath "/home/user/etc"
suPHP_PHPPath /usr/bin
DocumentRoot /home/user/web/site.com/
ErrorLog /var/log/apache2/site.com-error_log
CustomLog /var/log/apache2/site.com-access_log common
<Directory /home/user/web/site.com/>
Order Deny,Allow
Allow from all
Options +Indexes
</Directory>
</VirtualHost>

But when I did nano /home/user/web/id.php and paste

<?php
system('id');
?>

in it, result I get is:

uid=33(www-data) gid=33(www-data) groups=33(www-data) 

Have no idea what to do so I was hoping comunity could help

ty.