Orkut SPAM friend requests

"My Name",I want to be your friend on orkut. How about it? "Sender Name"

I have been getting so many friends request for last one week on ORKUT. Frineds request format is also same for all the request i.e.

I see similar discussion on Google forum also.
http://www.google.com/support/forum/p/orkut/thread?tid=4ab507b26cb4c9ca&hl=en
http://www.google.com/support/forum/p/orkut/thread?tid=00e8874b95af249e&hl=en

So be conscious before accepting any such friends request.