Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
C
I think you probably want one of these tools
http://sketchuptips.blogspot.com/2007/08/plugin-unfoldrb.htmlor http://waybe.weebly.com/