Coming off their win over the Bengals, the Steelers stayed at home for a Week 15 intraconference duel with the New York Jets.  Pittsburgh immediately trailed in the first quarter with Jets wide receiver/quarterback Brad Smith returning the game's opening kickoff 97&#160;yards for a touchdown.  The Steelers answered in the second quarter with quarterback Ben Roethlisberger finding tight end Matt Spaeth on a 9-yard touchdown.  New York struck back with kicker Nick Folk making a 25-yard field goal, yet Pittsburgh tied the game with a 42-yard field goal from kicker Shaun Suisham. The Steelers took the lead in the third quarter with a 2-yard touchdown run from running back Rashard Mendenhall, but the Jets replied with quarterback Mark Sanchez getting a 7-yard touchdown run.  New York took back their lead in the fourth quarter with Folk booting a 34-yard field goal, followed by linebacker Jason Taylor tackling running back Mewelde Moore in the endzone for a safety.  Pittsburgh tried to rally, but the Jets defense would hold on to preserve the win.. Which team had the lead coming out of halftime?