What FEELS like 'inside' is probably closer to being on plane.
http://www.golfinternationalmag.co.u...nstruction.htm
Click on the Swing Plane video on the bottom right. Should help you visualize the correct plane.
Once you start thinking about the right concept and seeing the correct image over and over, you will be programming your mind every time you think about it.
http://logicalgolf.tripod.com