OPENING UPDATES GOLD MAY OPEN 100 RS. GAP UP/SILVER MAY OPEN 50 RS. GAP UP,CRUDEOIL 20 RS. GAP DOWN,COPPER MAY OPEN 3-4 RS. GAP DOWN,ZINC MAY OPEN 20 PAISA GAP DOWN , LEAD MAY OPEN FLAT,NICKEL MAY OPEN 5 RS. GAP DOWN ,NATURALGAS MAY OPEN 1 RS. GAP UP