Flash Professional CS5.
frame.convertMotionObjectTo2D()
Method; Converts the selected motion object to a 2D motion object.
The following example converts the selected motion object to a 2D motion object:
var doc = fl.getDocumentDOM();
var my_tl = doc.getTimeline();
this.getCurrentFrame = function(){
var layer = my_tl.layers[my_tl.currentLayer];
var frame = layer.frames[my_tl.currentFrame];
return frame;
}
var theFrame = getCurrentFrame();
if(theFrame.isMotionObject() && the()){
theFrame.convertMotionObjectTo2D();
}else{
fl.trace("It isn't motion or it's already a 2D motion");
}