NameVirtualHost 127.0.0.1
<VirtualHost 127.0.0.1>
ServerAdmin webmaster@xxxxxxxxxx
UseCanonicalName    Off
VirtualDocumentRoot /srv/www/%0
LogFormat "%V %h %l %u %t \"%r\" %s %b" vcommon
CustomLog /var/log/apache2/virtual-access.log vcommon
LogFormat "%V %{Referer}i -> %U" creferer
CustomLog /var/log/apache2/virtual-creferer.log creferer
LogFormat "%{User-agent}i" useragent
CustomLog /var/log/apache2/virtual-useragent.log useragent
CookieTracking On
CustomLog /var/log/apache2/virtual-clickstream.log "%V %{cookie}n %r %t" 
Options All
</VirtualHost>