<ifModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteCond %{HTTP_HOST} ^www\.(.*)$ [NC]
RewriteRule ^(.*)$ http://%1/$1 [R=301,L]
## Application Handler
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_FILENAME} !-f
RewriteRule ^(.*)?$ index.php?a=$1	[QSA,NC,L]
## Error 404 ##
ErrorDocument 404 /index.php?a=404
</ifModule>