I found this
http://www.hosteldublin.com/findabed...gq0cec2t39wmcb

which might be of help. Location wise, I'd stay out of Temple Bar if possible because it's Xmas Party Season so everybody will be on the p*ss on their office parties & the last thing you'll want to hear when you're trying to get some kip is a drunken rendition of Fairytale of New York or Santa Claus Is Coming To Town!!!!