Pentax Optio MX4 Connection Manual page 50

You can also add files by dragging
and dropping them from ACDSee
for PENTAX or the desktop into
the [Edit Show] window.
The area in the [Edit Show] window where video, images, and music/
audio files can be rearranged is called the [Timeline].
2
Drag and drop video and
images and rearrange
them.
When loading an audio track, you
can drag the audio track to the
point in the Timeline where you
want the audio to begin playback.
To display the audio tracks, click the [Toggle View Mode] button.
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