An Urgent Question About LoadMovie

1

I have exported a SWF from 3D Studio Max.And i named it “3D.swf”.Than i LoadMovie this “3D.swf” into a FLA named MyMovie in frame 1.And i want to start another animation when this “3D.swf” finishes.But how am i gonna understand when it finishes.There must be an actionscript for it.