application/pdf         pdf
video/fli               gl
video/fli               fli flc
video/iff               iff
video/pfx               pfx
video/avi               avi
video/rle               rle
video/smc               smc
video/rzpa              rzpa
x-world/x-vrml          wrl vrml 
audio/x-pn-realaudio    ra ram

