No. 00-1155. Argued February 13, 2001. Decided June 12, 2001. On Petition for Review and Cross-Application for Enforcement of an Order of the National Labor Relations Board. Michelle L. Ray argued the cause for the petitioner. Gerard Morales was on brief. Harold P. Coxson, Jr. was on brief for amicus curiae Council on Labor Law Equality. Michael J. Murphy entered an appearance. Jill A. Griffin, Attorney, National Labor Relations Board, argued the cause for the respondent. Leonard R. Page, General