Let’s see if this works… if so, i’ll come back in a bit to explain it better. 
Scribd has launched its iPaper solution. For more information about it, check out their Documentation. 
[]’s.
Atualizado (23-Feb-08): I believe i have found a solution to embedding Scribd/iPaper documents into WP. Check this out and see if it works :
Hi there, Daniel!
Is Scribd open source? If not, are there open-source implementations of Scribd, like Djvu?
Pedro!
See, Scribd/iPaper is not a standalone application that you install on your HardDrive; it’s a “Web2.0″-type of solution: it is ran from the web, within your browser.
[]’s!