If you are using Windows Live Messenger 2009, please get My Live Messenger instead: http://www.msgpluslive.net/skins/view/131-My-Live-Messenger/

Want a skin that lets you decide how your messenger should look? With Aurora Live 1.13 you can choose wich of the 69 available backgrounds your Messenger will use, decide how your "MinMaxClose" and your buttons will look like, hide and move your quick contactsearch box, or even change the animation set youll see when you log in or load Windows Live Today.You can also add "Quick status change" buttons to the most important Messenger windows, decide what will be colorized or not, remove any of the dashboard toolbar buttons, and much more

You can read the full license here: http://creativecommons.org/licenses/by-nc-sa/3.0/

You can find options previews here: http://blessedguy.wordpress.com/previews

Más info: http://bg.blessedguys.com/