The kitchen will always be the social center of a home — just throw a party and see where most of the guests wind up. But from the look of the bath exhibits at April's Kitchen and Bath Industry Show in Chicago, visitors may start showing up wearing towels. The playful fixtures and amenities available for the contemporary bathroom go beyond mere considerations of functional hygiene to suggest that, in some homes at least, bathrooms are evolving into multipurpose luxury centers. Water World Shower spa enclosures are a spacesaving alternative to a jetted whirlpool tub (see Figure 1). Some enclosures include programmable aqua-massage, music, video, mood-enhancing colored light, and aromatic vapors. Pearl Shower's Apoge ($3,405 base price) incorporates a whirlpool foot