nothing, none, used by
	background-image:  none;

to avoid apache from returning the following error:

==> emt.projects.dev-ssl-error_log <==
[Sat Dec 05 09:31:58 2009] [error] [client 10.0.10.1] File does not exist: /data/www/emt.projects.dev/css/yaten/none, referer: https://emt.projects.dev/css/yaten/style__info.css
