Need help in Win 7

Greetings everybody, I am using windows 7 professional 32 bit and suddenly all the CDs stopped working the autoplay. I mean when I put a cd/dvd in the rom it doesn’t start with autoplay.
Any suggestions how to get it back to work?
Thanks in advance.
Answer #1
Start Menu => default programs
Answer #2
Run this
http://go.microsoft.com/?linkid=9743275
Answer #3
Open the Control Panel and do this:


Answer #4
Thank you guys but it is very strange, I did what you said and I when I opened the autoplay section I found it is already marked on the ” Use autoplay for all media and devices ”
And for vigk isn’t there any other way than installing an application?
Answer #5
It is a windows installer file and not an application
Answer #6
vigk replied: It is a windows installer file and not an application
Thanks, is it safe to use with a copy of windows that is not original? Or it would be pain in the *** like the windows update that checks the cracked copies of windows and programs?