Modification of genres is'nt effective. I addes Action and Animation It appears on the page of the film but when i closed the page of the film and return on it, nothing appears. It seems that other people try to change it :

10/15/12 Language User Action Key Edit john2k added genres
Value {"name"=>"Action", "id"=>28} john2k added genres
Value {"name"=>"Animation", "id"=>16}

10/14/12 Language User Action Key Edit john2k added genres
Value {"name"=>"Animation", "id"=>16} john2k added genres
Value {"name"=>"Action", "id"=>28}

10/08/12 Language User Action Key Edit nikogaug added genres
Value {"name"=>"Animation", "id"=>16} nikogaug added genres
Value {"name"=>"Action", "id"=>28}

10/06/12 Language User Action Key Edit alexxxluthor added genres
Value {"name"=>"Animation", "id"=>16} alexxxluthor added genres
Value {"name"=>"Action", "id"=>28}