Directional Bias For The Day: S&P Futures are higher; mostly moving up since 4:30 PM on December 19 Near a resistance level around 2692.25, which is the prior broken support Futures are poised delicately with reasonable potential to break up or down; Odds are for a sideways – watch for break above 2693.25 and break below 2689.00 for change of fortunes Key economic data…