Stocks regained their footing Wednesday after fading lower the prior two sessions. Volume was mixed. The market's seven-week rally remains intact. Leaders behaved well, suggesting the current rally continues to have good legs. The IBD 50 gained 1.5%; just three names declined 1% or more. The Nasdaq composite rose nearly 0.5%, wiping away Monday and Tuesday's thin losses, even though Apple (AAPL) soured nearly 2%. Offsetting the iPhone and iPad