A New Jersey high school teacher became the center of a Facebook controversy on Thursday after writing on the site that “homosexuality is a perverted spirit that has existed from the beginning of creation” and complaining about a school display recognizing October as Lesbian, Gay, Bisexual and Transgender History month. The teacher, Viki Knox, posted a photo of a display from the school, Union High School in Union Township, on her personal Facebook page last week. It included photos of Virginia Woolf, Harvey Milk and Neil Patrick Harris. When a friend asked if the school had really put it up,...