Posts #13 & #15 will help you understand this a bit better without jumping the gun to condemn.
If anything, my condemnation will help him out.
State Sen. Elbert Guillory, now a Republican, says Democratic Party chair remarks helped spur his switch
http://www.nola.com/politics/index.ssf/2013/05/elbert_guillory_republican_lou.html
http://www.google.com/search?q=elbert+Guillory+voting+record