"I'm trying to win a place at the table." - Bill Many mourned the loss of the original opening credits of Big Love . Set to The Beach Boys' "God Only Knows," it offered a look at the celestial family created by the Henricksons, a glimpse into the eternity offered to their family. But of late, the new credits, which hauntingly depict the various members of the Henrickson family in a state of freefall, seem all the more appropriate, as the clan continues to come apart at the seams. And as each of them searches for their own definition of "home." This week's evocative and powerful episode of Big Love ("A Seat at the Table"), written by Julia Cho and directed by Adam Davidson, found each of the wives grappling with their own inner compass in the wake of their public outing. Revealed to be "lying polygamists," each of the three wives attempts to find a new path for themselves. For Margene, it's the effort to prevent any furt