ErrorDocument 404 /index.php
DirectoryIndex index.php
<IfModule mod_rewrite.c>
  	RewriteEngine on
 	RewriteCond %{REQUEST_FILENAME} !-f
  	RewriteCond %{REQUEST_FILENAME} !-d
  	RewriteRule ^(.*)$ index.php?page=$1 [L,QSA]
</IfModule>