Lol hell ya freakin PWNED my ass!!! Lol and dude I have the BEST solution for you and this will even make it so you can delete Yahoo off of your computer!!! use what I use:
http://www.meebo.com/
It basically lets you sign onto everything IM Yahoo, AIM, MSN, Skyp, pretty much anything I use it to save a TON of space because I use Yahoo, AIM, MSN, and Skyp so ya try using that lol if not I'll just add your yahoo screen name?