US STOCKS-Futures lower on China data, oil decline
* China data disappoints
* Adobe climbs in premarket after results; to buy Fotolia
* PPI, UMich data on tap
* Futures off: Dow 88 pts, S&P 9 pts, Nasdaq 22.5 pts
By Chuck Mikolajczak
NEW YORK, Dec 12 (Reuters) - U.S. stock index futures fell on Friday, putting the S&P 500 on track to snap a seven-week run of gains, as oil prices declined and after disappointing data in China.
* The benchmark S&P index managed to snap a three-day losing skid on Thursday, buoyed by upbeat retail sales figures and other data that pointed to a strengthening U.S. economy, but finished well off its session highs as oil prices slipped.
* Weak oil prices have added to worries about global demand and raised concerns about earnings for energy companies, with year-end tax selling putting more pressure on the group. The S&P energy sector is down 14.7 percent for the year and is the worst performing of the 10 major S&P sectors.
* Brent crude slipped to a low of $62.75, its lowest since July 2009, and was last down 0.6 percent at $63.30. WTI crude dropped below $60 a barrel and was last down 1 percent at $59.37 as worries persisted over a global supply glut and a sluggish demand outlook. The Select Sector Energy ETF was down 0.8 percent in premarket trade. Continuación...