Check out http://synergy-project.org/ http://synergy-project.org/ you can share your keyboard and mouse between the computers. Just move your mouse to a screen

Check out http://synergy-project.org/ http://synergy-project.org/ you can share your keyboard and mouse between the computers. Just move your mouse to a screen edge and it jumps over to the other computer. I use it for work, OSX on my left Windows on my right, single keyboard and mouse. It will even let you copy-paste text between computers.