Icon: None
Description: The check box is used to toggle the layer visibility. User Interaction:
- The user must Single-Click the check box in order to toggle the layer visibility.
Requirements: None
Limitations:
- When a layer visibility check box appears “grayed out”. The user will not be able to toggle the layer.

- The current scale dose not support the display of layer.
- The user can make the layer active.
Results:
Layer Visible: checked
Layer not visible: unchecked
User Interface Location:
Pop-up: None