Yes! She was recently trying to peddle a play about JBR that she wrote on Ebay.
There is a thread about it here.
I will admit its to early in the game to know what the police actually have on this guy. IN light of the fact that this case has been huge for so long I must conclude whatever they have is pretty damning.
He was arrested for her murder.
http://www.cnn.com/2006/LAW/08/16/ramsey.arrest/index.html
(CNN) -- A suspect was arrested in Bangkok, Thailand, Wednesday "for the December 26, 1996, murder of JonBenet Ramsey," the district attorney in Boulder, Colorado, said Wednesday.
I don't believe the police would have rushed to arrest someone without some pretty hard evidence. I would think they have certainly checked into his whereabouts during that Holiday season.