VEDA HCT User Manual The picture effect can be beautified by the Shadow Effect function so that it can be differentiated from the background. The static picture can be set to display only when the corresponding conditions are satisfied. The user can choose that the static picture is displayed all the time or displayed in conditions by setting the Display properties. The conditional display type includes Level User, Privilege User and Logic Control. Level User: The static picture will be displayed only in the corresponding user level. It can be activated by checking it. 85