Entering from Second Avenue, suburbanite singles and hip music fans coexist in the dim, echoing lounge. There's space for a long bar, dining tables and a sizable pool room. The Third Avenue doorway leads to the the dark, cavernous nightclub, complete with two full bars, stage, lights and sound system. Pan (the nightclub) books some of the most popular alternative acts that come through town. DJ dance parties fill in the off-nights