OPENING UPDATES GOLD MAY OPEN 100 -120 RS. GAP UP,SILVER MAY OPEN 400-500 RS. GAP UP,ZINC MAY OPEN 1-1.5 RS GAP UP,LEAD 1.5-2 RS. GAP UP, CRUDEOIL MAY OPEN 15 RS. GAP UP, NICKEL MAY OPEN 5-7 RS. GAP UP, COPPER MAY OPEN 4-5 RS. GAP UP,ALUMINIUM MAY OPEN 1 RS. GAP DOWN