Killer - watch these:
Here it is with your own eyes. The plane moves forward. Given a long enough runway, it would gain speed, generate lift, and finally take off:
http://www.youtube.com/watch?v=-EopVDgSPAk
Another one showing the plane moving forward:
http://www.youtube.com/watch?v=cDliz-YinyY
Using the flatbed of a truck as the treadmill that moves in the opposite direction:
http://www.youtube.com/watch?v=kHUnAU0MyHM
