Asian markets are in negative zone this morning.The Hang Seng has slumped 977 points to 24,145. The Nikkei has plunged 379 points to 13,250.The Taiwan Weighted index has shed 163 points to 7,577. The Straits Times index has dropped 106 points to 3,054, and the Seoul Composite index has slipped 46 points to 1,646.The Shanghai Composite index has tumbled 261 points to 4,501.