Apple Final Cut Express HD - Manual (Page 347)

Chapter 25 Three-Point Editing 347
VI
3 Do one of the following:
 Drag the clip from the Viewer to the Superimpose section of the Edit Overlay in the
Canvas.
 Press F12.
The clip in the Viewer is placed in the track above the destination track, starting at the
beginning of the clip that intersects the Timeline playhead, or at the sequence In point.
If there is no track above the destination track, one is created.
Superimpose section
of the Edit Overlay
in the Canvas
Before a
superimpose edit
After a
superimpose edit