nevermind, found it

heheheh...
in gallery.as edit as follows, comenting out the lines:
private function go():void {
//listen to zoom
// cont_img.img_mc.addEventListener(MouseEvent.CLICK,zoom,false,0,true);
// cont_img.img_mc.addEventListener(MouseEvent.MOUSE_MOVE,zoomM,false,0,true);
// cont_img.img_mc.addEventListener(MouseEvent.MOUSE_OVER,zoomOver,false,0,true);
// cont_img.img_mc.addEventListener(MouseEvent.MOUSE_OUT,zoomOut,false,0,true);
// cursor=new zoomin_mc();
}
private function UNgo():void {
//listen to zoom
// cont_img.img_mc.removeEventListener(MouseEvent.CLICK,zoom);
// cont_img.img_mc.removeEventListener(MouseEvent.MOUSE_MOVE,zoomM);
// cont_img.img_mc.removeEventListener(MouseEvent.MOUSE_OVER,zoomOver);
// cont_img.img_mc.removeEventListener(MouseEvent.MOUSE_OUT,zoomOut);
//cursor=new zoomin_mc();
}