How to Canonical Redirect Apache Ubuntu
For Apache2 Ubuntu 10.04 the VirtualHost for sites is in /etc/apache2/sites-available
sudo vi www.seleads.com
add this line
Redirect 301 http://seleads.com http://www.seleads.com/
<VirtualHost *:80>
ServerAdmin webmaster@localhost
ServerName seleads.com
ServerAlias www.seleads.com
Redirect 301 http://seleads.com http://www.seleads.com/
DocumentRoot /var/www/www.seleads.com/
</VirtualHost>