audio/basic			au snd
audio/midi			mid midi kar
audio/mpeg			mpga mp2
audio/x-aiff			aif aiff aifc
audio/x-pn-realaudio		ram rm ra
audio/x-pn-realaudio-plugin	rpm
audio/x-realaudio		ra
audio/x-wav			wav
video/mpeg			mpeg mpg mpe
video/quicktime			qt mov
video/x-msvideo			avi
video/x-sgi-movie		movie
video/mp4			mp4
video/ogg			ogv
video/webm			webm
video/x-flv			flv