| Value | Description |
|---|---|
| iecpTopLeft | Checkboxes display in the top left of the thumbnail box |
| iecpTopRight | Checkboxes display in the top right of the thumbnail box |
| iecpBottomLeft | Checkboxes display in the bottom left of the thumbnail box |
| iecpBottomRight | Checkboxes display in the bottom right of the thumbnail box |
| iecpCenterLeft | Checkboxes display in the left horizon of the thumbnail box |
| iecpCenterRight | Checkboxes display in the right horizon of the thumbnail box |
| iecpAutomatic | Chooses best position (iecpTopLeft for checkboxes on thumbnails, iecpCenterLeft for checkboxes on wide views, iecpTopRight for buttons on thumbnails, iecpCenterRight for buttons on wide views) |