here is V10D , and support with swf file in CUST . someone fw other not suppot swf file in CUST
you can use fw theme there ,or u want try theme other.
Download CUST from fw here , then you can edit , up file theme have swf file.
i don't known how theme working on km555 .
Android 2.2 fw theme fix
http://azsharing.com/tamthangia/11606/KM%20android%20fixDon't try theme have file size big. ::) break phone ;D
good luck ! ;)