RewriteEngine On
# On bloque le Hotlinking
RewriteCond %{HTTP_REFERER} !^(.+\.)?mfm.fr [NC] [OR]
RewriteCond %{HTTP_REFERER} !^(.+\.)?mlady.fr [NC] [OR] 
RewriteCond %{HTTP_REFERER} !^(.+\.)?infoconcert.com [NC]

RewriteCond %{REQUEST_URI} !^/hotlinking.jpg [NC]

RewriteRule .*\.(jpe?g|gif|bmp|png)$ http://covmfm.mlady.fr/hotlinking.jpg [L]

ErrorDocument  404  /mfm.jpg