They aren't hard to take care of at all. I have mine in a glass 10 gallon with a mesh lid. She has a ceramic bowl full of water for drinking/bathing and several sticks branches and rocks. I'll try to get a pic of her tank later on.
http://allaboutfrogs.org/info/species/grntree.html
http://www.amphibiancare.com/frogs/c...ntreefrog.html