@@@rimlaw..
that semms to be correct..wen i cald them over phone they are saying that they will extend my joining as all projects are being postponded due to this financial crisis..may be its true..may be they hav withdrew offer currently..thanks a lot rimlaw and qatarsun.and by the way if you have any openings for electronics and communication engineer in your company...do inform me...atleast i wil get a nice coworker..LOL