set Property (it does not work)

[patsernr1]

I want to zoom in/zoom out on an movieclip.
I have tried to give the buttons an actionscrip
it has an error and i don't know what because it doens't work

Action:
setProperty ("porsche", _xscale, (int(getProperty ("porsche", _xscale))/1.15))

PLEASE HELP ME

[DaveT]

try:

porsche._xscale = (porsche._xscale / 1.15);

[patsernr1]

No does not work

[DaveT]

yes it does... are you targeting you movieClip properly?

[patsernr1]

NO i'm not targetting
Can you give me the whole correct actionscript