Hocam SlideShare icin soyle bir durum var:

Presentations: pdf, ppt, pps, pptx, ppsx, pot, potx (Powerpoint); odp (OpenOffice)
Documents: pdf, doc, docx, rtf (MSOffice); odt, ods(OpenOffice)
Videos: mp4, m4v, wmv, mpeg, avi, mov, mpg, mkv, ogg , asf , vob , 3gp, rm, rmvb, flv
Infographics: pdf

Su an icin birebir yardim etmeye vaktim yok fakat su videoya goz atin belki isinize yarar:
http://www.youtube.com/watch?v=WYTyS8E07es