## Paste the following code into your .htaccess file, replacing 'yourdomain.com'
## with your domain name.

### 

Options +FollowSymlinks 
RewriteEngine on 
RewriteCond %{HTTP_HOST} ^yourdomain\.com$ [NC] 
RewriteRule ^(.*)$ http://www.yourdomain.com/$1 [L,R=301] 

####