Help Sound setVolume

[yurail]

zdraste :-)

vopros....

u menja 8 soundov .... 4 loopa, 4 effecta....

oni vse dolzhni rabotat nezavisimo drug ot druga.......
t.e. kazhdii mozhet igrat, ne igrat, poverh ostalnih......

dik vot v chom problema:
delayu na kazhdii zvuk:

sound1 = new Sound();
sound1.attachSound("1");


onClipEvent (keyDown) {
if (Key.isDown(e[0])) {
soundOld = sound;
stopSound(soundOld);
sound = sound1;
SetSound(sound);

i vse eto na function:

function stopSound (soundOld) {
soundOld.stop();
}
function SetSound (sound) {
i = 100;
sound.start(0, 200);
sound.setVolume(i);
}

i chto????
on menjaet volume u vseh sound v movie.....
prichom 4 zvuka na drugom clipe sidjat....
pachamuuu?????