PanENV

panENV can position the output anywhere from left to right. Use envelope from midi input with attack, hold, and decay. Extremely low resources taken!  Enhance your stereo signal!

Features:
Pan out from left to right with pan offset.
Envelope from midi input with attack, hold, and decay.
Pan width for stereo enhanced.
Pan offset to play around.
Enhance volume in sides for nice effects.
Few envelope shapes.
Persistent envelope after note off.

http://vst.saschart.com/panenv