(Updates to afternoon trading)* Nike drops after warning on China demand weakness* Russell 2000 on track for biggest daily gain in a month* Data storage providers slump after report Toshiba to double hard disk production capacity* Indexes up: Dow 0.43%, S&P 0.7%, Nasdaq 1.14%By Chuck MikolajczakNEW YORK, Oct 2 (Reuters) – US stocks advanced on Friday, with the Nasdaq Composite climbing to an intraday record high, after weaker-than-expected jobs data further dampened expectations for a near-term rate hike from the Federal Reserve.The Labor Department said nonfarm payrolls increased by 29,000 jobs last month, with the count for the prior two…