apt-get install libapache2-mod-suphp suphp-common libapache2-mod-php5 php5-mysql

[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=/var/www:${HOME}/public_html
docroot=/

;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
umask=0022

; 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"

 # a2dismod php5 

 # a2enmod suphp 

<IfModule mod_suphp.c>
    <FilesMatch "\.ph(p[345]?|tml)$">
        SetHandler application/x-httpd-suphp
    </FilesMatch>
    suPHP_AddHandler application/x-httpd-suphp

    <Directory />
        suPHP_Engine on
    </Directory>

    # By default, disable suPHP for debian packaged web applications as files
    # are owned by root and cannot be executed by suPHP because of min_uid.
    <Directory /usr/share>
        suPHP_Engine off
    </Directory>

# # Use a specific php config file (a dir which contains a php.ini file)
#       suPHP_ConfigPath /etc/php5/cgi/suphp/
        suPHP_ConfigPath /etc/php5/cgi/suphp/
# # Tells mod_suphp NOT to handle requests with the type <mime-type>.
#       suPHP_RemoveHandler <mime-type>
</IfModule>

# cd /etc/php5/cgi
# mkdir suphp
# cd suphp
# cp ../php.ini

# vi /etc/php5/cgi/suphp/php.ini
...
; starlits@adminschool.net
short_open_tag = On
...

<VirtualHost *:80>
    ServerName adminschool.net
    ServerAdmin webmaster@adminshcool.net
    DocumentRoot /home/admin/html
    <Directory /home/admin/html>
        Require all granted
    </Directory>
    <IfModule mod_suphp.c>
        suPHP_Engine on
    </IfModule>
    ErrorLog /var/log/apache2/adminschool.net-error.log
    CustomLog /var/log/apache2/adminschool.net-access.log combined env=!dontlog
</VirtualHost>