Display an image when people try to steal your bandwidth.
RewriteEngine on RewriteCond %{HTTP_REFERER} !^http://(www\.)?yourdomain1.com(/)?.*$ [NC]
RewriteCond %{HTTP_REFERER} !^http://(www\.)?yourdomain2.com(/)?.*$ [NC]
# keep adding domains as you like
RewriteRule .*\.(gif|jpg|jpeg|bmp)$ http://www.yourdomain.com/img/stopstealing.jpe [R,NC]
# not the above image has .jpe extension not .jpg
# this prevents recursion
