scroller like volume regulator in windows mixer or winamp on javascript

[zpower]

Does anybody knows where could I find such free source or could help me here with it? I need it very much but I'm a newbie in javascript
Thanks you,
Alex

[lillu]

Here's something that might be useful: Go down to middle of page to find the volume scroller (here actually a color picker)

http://www.walterzorn.com/dragdrop/dragdrop_e.htm