Here's the sketchyphysics wiki: http://sketchyphysics.wikia.com/wiki/SketchyPhysicsWiki Go to tutorials and click on ruby for all the controls. Have fun.

Hi Phy, How are you... Thanks for the tips. it helped me. i am working on it to get more detail. Thanks, Vijay

Thats right. The 3rd party slider control I use doesn't correctly show the initial position of the slider. Click somewhere and it will snap to the actual value. One more reason to get rid of webdialogs.