CBOT corn futures were up over 2 percent early on Thursday following soaring crude oil and gold to record highs as the dollar tumbled to record lows, traders said. Fund buying boosted the corn market and at 10:20 am CDT (1520 GMT), CBOT corn was up 5 to 12 cents per bushel, with March up 10-3/4 at $5.67-1/4 per bushel. May up 11-1/2 at $5.78-3/4 per bushel.