id = 4828, parent = 4824, thread = 4576, catid = 8, locked = 0, moved = 0,
userid = phuongnam, ip = 123.22.89.171, time = 2008/07/04 (1215111578) ,
subject = Re:gói tablor vẽ bảng biến thiên, xét dấu, hits = 0, karma = 0+0-,