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<dt><b>Command:</b> <dd>Combine background / Overlay
background"</dd>

<dt><b>PDB Name:</b>
<dt><b>Download:</b> (after the page appears, click on the "Download"
<dt><b>License:</b>

<dt><b>Description:</b> <dd> This script adds two commands which either overlays or combines the background (bottom) layer to the rest of the visible layers.

Combine Background works by placing a copy of the background layer <i>underneath</i> each of the visible layers, then merging the two layers together. This can be useful for adding a background to an animation, or creating "picture-in-picture" effect.

Overlay Background works by placing a copy of the background layer <i>above</i> each of the visible layers, then merging the two layers together. This can be useful for adding static content -- such as text -- to an
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