Bookmarks are special frames used to index a movie.
These reference points are especially helpful in editing
a lengthy movie. Aside from being a convenient reference point,
each bookmark also represents a clip, from the bookmarked frame
to the next bookmark or the end of the video file.
To add a Bookmark:
1. Display a frame in the Input Monitor.
2. Click the right mouse button in the Input Monitor window.
3. Select Bookmark Add from the menu,or select Bookmark Browser from the menu, which brings up the
Bookmark window. Click Add.