### Image List

| Visible Checkbox | Controls wether the selected image is visible or not
| Lock/Unlock Checkbox | Allows or prevents editing of the selected image
| Transparency | Controls transparency of the selected image
| Move Up | Moves the selected image up the overlay list
| Move Down | Moves the active image down the overlay list
| Image Info | Opens the Image Info dialog

The image list widget controls the order of the image layers, make them visible or invisible, alter their transparency and lock or unlock them for editing. Images at the bottom of the list are displayed under all other images, images at the top of the list are displayed over all other images.

To select a layer click once on it and it becomes highlighted. If you click twice, the layer will be made invisible.

The layer with arrows () to the right of it is the main image. This layer cannot be removed from the list.