BRIEFING.(LIFE & LEISURE)

On TV sitcoms, reality hits home Are the homes that serve as settings for TV sitcoms for real? Mostly yes, Worth magazine says. It estimates the ``Frasier'' furnishings at $40,000, plus tens of thousands of dollars worth of art. But the show's producers estimate Frasier earns $350,000 from his psychiatric practice and radio talk show, so he can afford it. On ``Dharma & Greg,'' the decor cost about $30,000, which is exactly what Dharma supposedly earns walking dogs and teaching yoga. Pillows stand the test of time Many of you keep your pillows long past their prime. So says a DuPont Co. survey, which found that, on average, consumers buy pillows every five or six years. …