Sensex up by 817 points

sensex went up to 17766 points i.e 817 points up.there is some kind of relief rally came in midcap and small cap also. During the continuous fall in market midcap and smallcap affected drastically.midcap and smallcap went up by around 350 points. some handsome buying came at the opening level thats why opening itself sensex went up by around 500 need to book the loss in this market,suppose nifty went below 5165 means one can start selling. According to experts view upside movement may continue,market will touch 18500 level.