Can't use "thumbs up"During the last few days, I've been unable to "thumbs up" any posts in Advice. I've noticed that some people can still use it, and others commenting that they can't. I'm using Mozilla Firefox 16.0.2November 15 2012 - US22YesReport a ProblemProblemSelect oneOffensive contentIrrelevant contentSpam (pure self-promotion)OtherDetailsYour emailPlease enter a valid email address.Submit CancelContent flaggedWe will review this content. Thanks for helping make the site more useful to everyone. To learn more, read Zillow's Good Neighbor Policy.We're sorry. This service is temporarily unavailable. Please come back later and try again.