Microsoft...is lending its voice to...gay marriage. It has joined with five other businesses (Vulcan, NIKE, RealNetworks, Group Health Cooperative, and Concur) to support bills that would legalize gay marriage in Washington state, where Microsoft is based. The letter to Governor Chris Gregoire...reads, "We write you today to show the support of our respective companies for SB 6239 and HB 2516 recognizing marriage equality for same-sex couples."...Microsoft elaborated on why it was supporting the bills on its official blog...At Microsoft...our employees are our greatest asset...As other states recognize marriage equality, Washington's employers are at a disadvantage if we cannot offer a similar, inclusive environment to our talented employees...