Apple Final Cut Pro 7 - Manual (Page 511)

To resize a static region in the Timeline
µ
Drag the dividers or thumb tabs to include tracks in (or exclude tracks from) the static
region. As the static region gets larger or smaller, the size of the other regions is adjusted
accordingly.
To move the static region up or down in the Timeline
µ
Drag the center slider in the static region’s scroll bar to move the entire region,
automatically resizing the scrollable regions above and below the static region.
Drag the center slider to
move the static region.
To eliminate video tracks from the static region
µ
Drag the upper thumb tab of the static region down so that it overlaps the lower one,
then release the mouse button to eliminate video tracks from the static region.
To eliminate audio tracks from the static region
µ
Drag the lower thumb tab of the static region up so that it overlaps the upper one, then
release the mouse button to eliminate audio tracks from the static region.
To eliminate audio tracks,
drag this thumb tab up.
511 Chapter 34 Working with Tracks in the Timeline