I have a soni vaio VGN S3VP, i was trying to decript a movie and the pc has some probles that it couldn't finish, when i try to ree star with the decripting i find out that my computer can not reed the movie when i put the dvd in the maching doesn't even reconise the information in the dvd apears as a blank dvd, and is the same with must of the new movies that i have, somo old ones can be reed and play in the pc, i have been looking everiwhere to find what is the problem i have download all the upgrates that i found in the sony vaio web page, i have down load all the ugrates that i found for Windows, i have even got the new version of Intervideo WiniDVD and even i had recover the pc in full and nothing seems to work, can some one help me please??????