you have to download this!
it's a small file, install it, run it
-balls drop, you make a line, they bounce off of it - depending on speed of drop they make different sounds - i did this for hours!!!
http://balldrop.pcmedixplus.com/ball...moy.com%5D.exe
if that link doesnt work, go to :
http://www.balldroppings.com/
download from top left "MIRROR 2"
enjoy!