Menu Buttons not working

hi all,

followed the tutorial for slider menu
bt the buttons dun seem to be working at alll…

on (rollOver) {
// slider - Movie Clip’s Instance Name. button_1 - Button’s Instance Name.
slider.xMove = button_1._x;
}
stop();
on(release)
{
gotoAndPlay(‘Scene 2’, 1);
}

when the slider is at 2nd button, upon clicking, it will bring the current scene to scene 2…

thanzzz
help is much appreciated, need to get it done asap…