P245 CEEFAX 245 Thu 28 Oct 21:14/14    WALL STREET     (Close):Blue-chip stocks leaped   into record territory propelled by   upbeat earnings news, and growth in   the US economy.     $hj Dow Jones industrial average   closed up 23.20 points at a new   high of 3,687.86, based on early   and unofficial data.     Advbnces led declines by 11-8 on   the NYSE on a volume of 299 million   shares.           World indices 243 Dow Jones 242 Euro/East Dow Jones Exchanges World Ind